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Backport [SPARK-979] Randomize order of offers. #2

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merged 1 commit into from
Mar 14, 2014

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This commit randomizes the order of resource offers to avoid scheduling
all tasks on the same small set of machines.

This is a much simpler solution to SPARK-979 than #7.

Author: Kay Ousterhout kayousterhout@gmail.com

Closes #27 from kayousterhout/randomize and squashes the following commits:

435d817 [Kay Ousterhout] [SPARK-979] Randomize order of offers.

Conflicts:
core/src/test/scala/org/apache/spark/scheduler/cluster/ClusterSchedulerSuite.scala
core/src/test/scala/org/apache/spark/scheduler/cluster/ClusterTaskSetManagerSuite.scala

This commit randomizes the order of resource offers to avoid scheduling
all tasks on the same small set of machines.

This is a much simpler solution to SPARK-979 than alteryx#7.

Author: Kay Ousterhout <kayousterhout@gmail.com>

Closes alteryx#27 from kayousterhout/randomize and squashes the following commits:

435d817 [Kay Ousterhout] [SPARK-979] Randomize order of offers.

Conflicts:
	core/src/test/scala/org/apache/spark/scheduler/cluster/ClusterSchedulerSuite.scala
	core/src/test/scala/org/apache/spark/scheduler/cluster/ClusterTaskSetManagerSuite.scala
@jhartlaub
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Seems like a relatively small change - we should build it and try it out under load.

jhartlaub added a commit that referenced this pull request Mar 14, 2014
Backport [SPARK-979] Randomize order of offers.
@jhartlaub jhartlaub merged commit 6d9bce4 into alteryx:master-csd Mar 14, 2014
markhamstra referenced this pull request in markhamstra/spark Mar 16, 2014
… in Maven/SBT builds

This suggestion addresses a few minor suboptimalities with how repositories are handled.

1) Use HTTPS consistently to access repos, instead of HTTP

2) Consolidate repository declarations in the parent POM file, in the case of the Maven build, so that their ordering can be controlled to put the fully optional Cloudera repo at the end, after required repos. (This was prompted by the untimely failure of the Cloudera repo this week, which made the Spark build fail. #2 would have prevented that.)

3) Update SBT build to match Maven build in this regard

4) Update SBT build to not refer to Sonatype snapshot repos. This wasn't in Maven, and a build generally would not refer to external snapshots, but I'm not 100% sure on this one.

Author: Sean Owen <sowen@cloudera.com>

Closes alteryx#145 from srowen/SPARK-1254 and squashes the following commits:

42f9bfc [Sean Owen] Use HTTPS for repos; consolidate repos in parent in order to put optional Cloudera repo last; harmonize SBT build repos with Maven; remove snapshot repos from SBT build which weren't in Maven
markhamstra referenced this pull request in markhamstra/spark Mar 21, 2014
Cherrypicked updates that have been added to master branch

Author: Aaron Kimball <aaron@magnify.io>
Author: Tathagata Das <tathagata.das1565@gmail.com>
Author: Chen Chao <crazyjvm@gmail.com>
Author: Andrew Or <andrewor14@gmail.com>

Closes alteryx#183 from tdas/branch-0.9-streaming-docs and squashes the following commits:

e1a988f [Tathagata Das] Added clean to run-tests
98c3e98 [Tathagata Das] Merge remote-tracking branch 'apache-github/branch-0.9' into branch-0.9-streaming-docs
d792351 [Chen Chao] maintain arbitrary state data for each key
e708f74 [Aaron Kimball] SPARK-1173. (#2) Fix typo in Java streaming example.
156bcd7 [Aaron Kimball] SPARK-1173. Improve scala streaming docs.
8849a96 [Andrew Or] Fix typos in Spark Streaming programming guide
fbd66a5 [Chen Chao] Merge pull request apache#579 from CrazyJvm/patch-1.
markhamstra referenced this pull request in markhamstra/spark Mar 27, 2014
This pull request adds support to Spark for working with structured data using a simple SQL dialect, HiveQL and a Scala Query DSL.

*This is being contributed as a new __alpha component__ to Spark and does not modify Spark core or other components.*

The code is broken into three primary components:
 - Catalyst (sql/catalyst) - An implementation-agnostic framework for manipulating trees of relational operators and expressions.
 - Execution (sql/core) - A query planner / execution engine for translating Catalyst’s logical query plans into Spark RDDs.  This component also includes a new public interface, SqlContext, that allows users to execute SQL or structured scala queries against existing RDDs and Parquet files.
 - Hive Metastore Support (sql/hive) - An extension of SqlContext called HiveContext that allows users to write queries using a subset of HiveQL and access data from a Hive Metastore using Hive SerDes.  There are also wrappers that allows users to run queries that include Hive UDFs, UDAFs, and UDTFs.

A more complete design of this new component can be found in [the associated JIRA](https://spark-project.atlassian.net/browse/SPARK-1251).

[An updated version of the Spark documentation, including API Docs for all three sub-components,](http://people.apache.org/~pwendell/catalyst-docs/sql-programming-guide.html) is also available for review.

With this PR comes support for inferring the schema of existing RDDs that contain case classes.  Using this information, developers can now express structured queries that are automatically compiled into RDD operations.

```scala
// Define the schema using a case class.
case class Person(name: String, age: Int)
val people: RDD[Person] =
  sc.textFile("people.txt").map(_.split(",")).map(p => Person(p(0), p(1).toInt))

// The following is the same as 'SELECT name FROM people WHERE age >= 10 && age <= 19'
val teenagers = people.where('age >= 10).where('age <= 19).select('name).toRdd
```

RDDs can also be registered as Tables, allowing SQL queries to be written over them.
```scala
people.registerAsTable("people")
val teenagers = sql("SELECT name FROM people WHERE age >= 10 && age <= 19")
```

The results of queries are themselves RDDs and support standard RDD operations:
```scala
teenagers.map(t => "Name: " + t(0)).collect().foreach(println)
```

Finally, with the optional Hive support, users can read and write data located in existing Apache Hive deployments using HiveQL.
```scala
sql("CREATE TABLE IF NOT EXISTS src (key INT, value STRING)")
sql("LOAD DATA LOCAL INPATH 'src/main/resources/kv1.txt' INTO TABLE src")

// Queries are expressed in HiveQL
sql("SELECT key, value FROM src").collect().foreach(println)
```

## Relationship to Shark

Unlike Shark, Spark SQL does not act as a drop in replacement for Hive or the HiveServer. Instead this new feature is intended to make it easier for Spark developers to run queries over structured data, using either SQL or the query DSL. After this sub-project graduates from Alpha status it will likely become a new optimizer/backend for the Shark project.

Author: Michael Armbrust <michael@databricks.com>
Author: Yin Huai <huaiyin.thu@gmail.com>
Author: Reynold Xin <rxin@apache.org>
Author: Lian, Cheng <rhythm.mail@gmail.com>
Author: Andre Schumacher <andre.schumacher@iki.fi>
Author: Yin Huai <huai@cse.ohio-state.edu>
Author: Timothy Chen <tnachen@gmail.com>
Author: Cheng Lian <lian.cs.zju@gmail.com>
Author: Timothy Chen <tnachen@apache.org>
Author: Henry Cook <henry.m.cook+github@gmail.com>
Author: Mark Hamstra <markhamstra@gmail.com>

Closes #146 from marmbrus/catalyst and squashes the following commits:

458bd1b [Michael Armbrust] Update people.txt
0d638c3 [Michael Armbrust] Typo fix from @ash211.
bdab185 [Michael Armbrust] Address another round of comments: * Doc examples can now copy/paste into spark-shell. * SQLContext is serializable * Minor parser bugs fixed * Self-joins of RDDs now handled correctly. * Removed deprecated examples * Removed deprecated parquet docs * Made more of the API private * Copied all the DSLQuery tests and rewrote them as SQLQueryTests
778299a [Michael Armbrust] Fix some old links to spark-project.org
fead0b6 [Michael Armbrust] Create a new RDD type, SchemaRDD, that is now the return type for all SQL operations.  This improves the old API by reducing the number of implicits that are required, and avoids throwing away schema information when returning an RDD to the user.  This change also makes it slightly less verbose to run language integrated queries.
fee847b [Michael Armbrust] Merge remote-tracking branch 'origin/master' into catalyst, integrating changes to serialization for ShuffledRDD.
48a99bc [Michael Armbrust] Address first round of feedback.
461581c [Michael Armbrust] Blacklist test that depends on JVM specific rounding behaviour
adcf1a4 [Henry Cook] Update sql-programming-guide.md
9dffbfa [Michael Armbrust] Style fixes. Add downloading of test cases to jenkins.
6978dd8 [Michael Armbrust] update docs, add apache license
1d0eb63 [Michael Armbrust] update changes with spark core
e5e1d6b [Michael Armbrust] Remove travis configuration.
c2efad6 [Michael Armbrust] First draft of SQL documentation.
013f62a [Michael Armbrust] Fix documentation / code style.
c01470f [Michael Armbrust] Clean up example
2f22454 [Michael Armbrust] WIP: Parquet example.
ce8073b [Michael Armbrust] clean up implicits.
f7d992d [Michael Armbrust] Naming / spelling.
9eb0294 [Michael Armbrust] Bring expressions implicits into SqlContext.
d2d9678 [Michael Armbrust] Make sure hive isn't in the assembly jar.  Create a separate, optional Hive assembly that is used when present.
8b35e0a [Michael Armbrust] address feedback, work on DSL
5d71074 [Michael Armbrust] Merge pull request #62 from AndreSchumacher/parquet_file_fixes
f93aa39 [Andre Schumacher] Better handling of path names in ParquetRelation
1a4bbd9 [Michael Armbrust] Merge pull request #60 from marmbrus/maven
3386e4f [Michael Armbrust] Merge pull request #58 from AndreSchumacher/parquet_fixes
3447c3e [Michael Armbrust] Don't override the metastore / warehouse in non-local/test hive context.
7233a74 [Michael Armbrust] initial support for maven builds
f0ba39e [Michael Armbrust] Merge remote-tracking branch 'origin/master' into maven
7386a9f [Michael Armbrust] Initial example programs using spark sql.
aeaef54 [Andre Schumacher] Removing unnecessary Row copying and reverting some changes to MutableRow
7ca4b4e [Andre Schumacher] Improving checks in Parquet tests
5bacdc0 [Andre Schumacher] Moving towards mutable rows inside ParquetRowSupport
54637ec [Andre Schumacher] First part of second round of code review feedback
c2a658d [Michael Armbrust] Merge pull request #55 from marmbrus/mutableRows
ba28849 [Michael Armbrust] code review comments.
d994333 [Michael Armbrust] Remove copies before shuffle, this required changing the default shuffle serialization.
9049cf0 [Michael Armbrust] Extend MutablePair interface to support easy syntax for in-place updates.  Also add a constructor so that it can be serialized out-of-the-box.
959bdf0 [Michael Armbrust] Don't silently swallow all KryoExceptions, only the one that indicates the end of a stream.
d371393 [Michael Armbrust] Add a framework for dealing with mutable rows to reduce the number of object allocations that occur in the critical path.
c9f8fb3 [Michael Armbrust] Merge pull request #53 from AndreSchumacher/parquet_support
3c3f962 [Michael Armbrust] Fix a bug due to array reuse.  This will need to be revisited after we merge the mutable row PR.
7d0f13e [Michael Armbrust] Update parquet support with master.
9d419a6 [Michael Armbrust] Merge remote-tracking branch 'catalyst/catalystIntegration' into parquet_support
0040ae6 [Andre Schumacher] Feedback from code review
1ce01c7 [Michael Armbrust] Merge pull request #56 from liancheng/unapplySeqForRow
70e489d [Cheng Lian] Fixed a spelling typo
6d315bb [Cheng Lian] Added Row.unapplySeq to extract fields from a Row object.
8d5da5e [Michael Armbrust] modify compute-classpath.sh to include datanucleus jars explicitly
99e61fb [Michael Armbrust] Merge pull request #51 from marmbrus/expressionEval
7b9d142 [Michael Armbrust] Update travis to increase permgen size.
da9afbd [Michael Armbrust] Add byte wrappers for hive UDFS.
6fdefe6 [Michael Armbrust] Port sbt improvements from master.
296fe50 [Michael Armbrust] Address review feedback.
d7fbc3a [Michael Armbrust] Several performance enhancements and simplifications of the expression evaluation framework.
3bda72d [Andre Schumacher] Adding license banner to new files
3ac9eb0 [Andre Schumacher] Rebasing to new main branch
c863bed [Andre Schumacher] Codestyle checks
61e3bfb [Andre Schumacher] Adding WriteToFile operator and rewriting ParquetQuerySuite
3321195 [Andre Schumacher] Fixing one import in ParquetQueryTests.scala
3a0a552 [Andre Schumacher] Reorganizing Parquet table operations
18fdc44 [Andre Schumacher] Reworking Parquet metadata in relation and adding CREATE TABLE AS for Parquet tables
75262ee [Andre Schumacher] Integrating operations on Parquet files into SharkStrategies
f347273 [Andre Schumacher] Adding ParquetMetaData extraction, fixing schema projection
6a6bf98 [Andre Schumacher] Added column projections to ParquetTableScan
0f17d7b [Andre Schumacher] Rewriting ParquetRelation tests with RowWriteSupport
a11e364 [Andre Schumacher] Adding Parquet RowWriteSupport
6ad05b3 [Andre Schumacher] Moving ParquetRelation to spark.sql core
eb0e521 [Andre Schumacher] Fixing package names and other problems that came up after the rebase
99a9209 [Andre Schumacher] Expanding ParquetQueryTests to cover all primitive types
b33e47e [Andre Schumacher] First commit of Parquet import of primitive column types
c334386 [Michael Armbrust] Initial support for generating schema's based on case classes.
608a29e [Michael Armbrust] Add hive as a repl dependency
7413ac2 [Michael Armbrust] make test downloading quieter.
4d57d0e [Michael Armbrust] Fix test execution on travis.
5f2963c [Michael Armbrust] naming and continuous compilation fixes.
f5e7492 [Michael Armbrust] Add Apache license.  Make naming more consistent.
3ac9416 [Michael Armbrust] Merge support for working with schema-ed RDDs using catalyst in as a spark subproject.
2225431 [Michael Armbrust] Merge pull request #48 from marmbrus/minorFixes
d393d2a [Michael Armbrust] Review Comments: Add comment to map that adds a sub query.
24eaa79 [Michael Armbrust] fix > 100 chars
6e04e5b [Michael Armbrust] Add insertIntoTable to the DSL.
df88f01 [Michael Armbrust] add a simple test for aggregation
18a861b [Michael Armbrust] Correctly convert nested products into nested rows when turning scala data into catalyst data.
b922511 [Michael Armbrust] Fix insertion of nested types into hive tables.
5fe7de4 [Michael Armbrust] Move table creation out of rule into a separate function.
a430895 [Michael Armbrust] Planning for logical Repartition operators.
532dd37 [Michael Armbrust] Allow the local warehouse path to be specified.
4905b2b [Michael Armbrust] Add more efficient TopK that avoids global sort for logical Sort => StopAfter.
8c01c24 [Michael Armbrust] Move definition of Row out of execution to top level sql package.
c9116a6 [Michael Armbrust] �Add combiner to avoid NPE when spark performs external aggregation.
29effad [Michael Armbrust] Include alias in attributes that are produced by overridden tables.
9990ec7 [Michael Armbrust] Merge pull request #28 from liancheng/columnPruning
f22df3a [Michael Armbrust] Merge pull request #37 from yhuai/SerDe
cf4db59 [Lian, Cheng] Added golden answers for PruningSuite
54f165b [Lian, Cheng] Fixed spelling typo in two golden answer file names
2682f72 [Lian, Cheng] Merge remote-tracking branch 'origin/master' into columnPruning
c5a4fab [Lian, Cheng] Merge branch 'master' into columnPruning
f670c8c [Yin Huai] Throw a NotImplementedError for not supported clauses in a CTAS query.
128a9f8 [Yin Huai] Minor changes.
017872c [Yin Huai] Remove stats20 from whitelist.
a1a4776 [Yin Huai] Update comments.
feb022c [Yin Huai] Partitioning key should be case insensitive.
555fb1d [Yin Huai] Correctly set the extension for a text file.
d00260b [Yin Huai] Strips backticks from partition keys.
334aace [Yin Huai] New golden files.
a40d6d6 [Yin Huai] Loading the static partition specified in a INSERT INTO/OVERWRITE query.
428aff5 [Yin Huai] Distinguish `INSERT INTO` and `INSERT OVERWRITE`.
eea75c5 [Yin Huai] Correctly set codec.
45ffb86 [Yin Huai] Merge remote-tracking branch 'upstream/master' into SerDeNew
e089627 [Yin Huai] Code style.
563bb22 [Yin Huai] Set compression info in FileSinkDesc.
35c9a8a [Michael Armbrust] Merge pull request #46 from marmbrus/reviewFeedback
bdab5ed [Yin Huai] Add a TODO for loading data into partitioned tables.
5495fab [Yin Huai] Remove cloneRecords which is no longer needed.
1596e1b [Yin Huai] Cleanup imports to make IntelliJ happy.
3bb272d [Michael Armbrust] move org.apache.spark.sql package.scala to the correct location.
8506c17 [Michael Armbrust] Address review feedback.
3cb4f2e [Michael Armbrust] Merge pull request #45 from tnachen/master
9ad474d [Michael Armbrust] Merge pull request #44 from marmbrus/sampling
566fd66 [Timothy Chen] Whitelist tests and add support for Binary type
69adf72 [Yin Huai] Set cloneRecords to false.
a9c3188 [Timothy Chen] Fix udaf struct return
346f828 [Yin Huai] Move SharkHadoopWriter to the correct location.
59e37a3 [Yin Huai] Merge remote-tracking branch 'upstream/master' into SerDeNew
ed3a1d1 [Yin Huai] Load data directly into Hive.
7f206b5 [Michael Armbrust] Add support for hive TABLESAMPLE PERCENT.
b6de691 [Michael Armbrust] Merge pull request #43 from liancheng/fixMakefile
1f6260d [Lian, Cheng] Fixed package name and test suite name in Makefile
5ae010f [Michael Armbrust] Merge pull request #42 from markhamstra/non-ascii
678341a [Mark Hamstra] Replaced non-ascii text
887f928 [Yin Huai] Merge remote-tracking branch 'upstream/master' into SerDeNew
1f7d00a [Reynold Xin] Merge pull request #41 from marmbrus/splitComponents
7588a57 [Michael Armbrust] Break into 3 major components and move everything into the org.apache.spark.sql package.
bc9a12c [Michael Armbrust] Move hive test files.
5720d2b [Lian, Cheng] Fixed comment typo
f0c3742 [Lian, Cheng] Refactored PhysicalOperation
f235914 [Lian, Cheng] Test case udf_regex and udf_like need BooleanWritable registered
cf691df [Lian, Cheng] Added the PhysicalOperation to generalize ColumnPrunings
2407a21 [Lian, Cheng] Added optimized logical plan to debugging output
a7ad058 [Michael Armbrust] Merge pull request #40 from marmbrus/includeGoldens
9329820 [Michael Armbrust] add golden answer files to repository
dce0593 [Michael Armbrust] move golden answer to the source code directory.
964368f [Michael Armbrust] Merge pull request #39 from marmbrus/lateralView
7785ee6 [Michael Armbrust] Tighten visibility based on comments.
341116c [Michael Armbrust] address comments.
0e6c1d7 [Reynold Xin] Merge pull request #38 from yhuai/parseDBNameInCTAS
2897deb [Michael Armbrust] fix scaladoc
7123225 [Yin Huai] Correctly parse the db name and table name in INSERT queries.
b376d15 [Michael Armbrust] fix newlines at EOF
5cc367c [Michael Armbrust] use berkeley instead of cloudbees
ff5ea3f [Michael Armbrust] new golden
db92adc [Michael Armbrust] more tests passing. clean up logging.
740febb [Michael Armbrust] Tests for tgfs.
0ce61b0 [Michael Armbrust] Docs for GenericHiveUdtf.
ba8897f [Michael Armbrust] Merge remote-tracking branch 'yin/parseDBNameInCTAS' into lateralView
dd00b7e [Michael Armbrust] initial implementation of generators.
ea76cf9 [Michael Armbrust] Add NoRelation to planner.
bea4b7f [Michael Armbrust] Add SumDistinct.
016b489 [Michael Armbrust] fix typo.
acb9566 [Michael Armbrust] Correctly type attributes of CTAS.
8841eb8 [Michael Armbrust] Rename Transform -> ScriptTransformation.
02ff8e4 [Yin Huai] Correctly parse the db name and table name in a CTAS query.
5e4d9b4 [Michael Armbrust] Merge pull request #35 from marmbrus/smallFixes
5479066 [Reynold Xin] Merge pull request #36 from marmbrus/partialAgg
8017afb [Michael Armbrust] fix copy paste error.
dc6353b [Michael Armbrust] turn off deprecation
cab1a84 [Michael Armbrust] Fix PartialAggregate inheritance.
883006d [Michael Armbrust] improve tests.
32b615b [Michael Armbrust] add override to asPartial.
e1999f9 [Yin Huai] Use Deserializer and Serializer instead of AbstractSerDe.
f94345c [Michael Armbrust] fix doc link
d8cb805 [Michael Armbrust] Implement partial aggregation.
ccdb07a [Michael Armbrust] Fix bug where averages of strings are turned into sums of strings.  Remove a blank line.
b4be6a5 [Michael Armbrust] better logging when applying rules.
67128b8 [Reynold Xin] Merge pull request #30 from marmbrus/complex
cb57459 [Michael Armbrust] blacklist machine specific test.
2f27604 [Michael Armbrust] Address comments / style errors.
389525d [Michael Armbrust] update golden, blacklist mr.
e3c10bd [Michael Armbrust] update whitelist.
44d343c [Michael Armbrust] Merge remote-tracking branch 'databricks/master' into complex
42ec4af [Michael Armbrust] improve complex type support in hive udfs/udafs.
ab5bff3 [Michael Armbrust] Support for get item of map types.
1679554 [Michael Armbrust] add toString for if and IS NOT NULL.
ab9a131 [Michael Armbrust] when UDFs fail they should return null.
25288d0 [Michael Armbrust] Implement [] for arrays and maps.
e7933e9 [Michael Armbrust] fix casting bug when working with fractional expressions.
010accb [Michael Armbrust] add tinyint to metastore type parser.
7a0f543 [Michael Armbrust] Avoid propagating types from unresolved nodes.
ac9d7de [Michael Armbrust] Resolve *s in Transform clauses.
692a477 [Michael Armbrust] Support for wrapping arrays to be written into hive tables.
92e4158 [Reynold Xin] Merge pull request #32 from marmbrus/tooManyProjects
9c06778 [Michael Armbrust] fix serialization issues, add JavaStringObjectInspector.
72a003d [Michael Armbrust] revert regex change
7661b6c [Michael Armbrust] blacklist machines specific tests
aa430e7 [Michael Armbrust] Update .travis.yml
e4def6b [Michael Armbrust] set dataType for HiveGenericUdfs.
5e54aa6 [Michael Armbrust] quotes for struct field names.
bbec500 [Michael Armbrust] update test coverage, new golden
3734a94 [Michael Armbrust] only quote string types.
3f9e519 [Michael Armbrust] use names w/ boolean args
5b3d2c8 [Michael Armbrust] implement distinct.
5b33216 [Michael Armbrust] work on decimal support.
2c6deb3 [Michael Armbrust] improve printing compatibility.
35a70fb [Michael Armbrust] multi-letter field names.
a9388fb [Michael Armbrust] printing for map types.
c3feda7 [Michael Armbrust] use toArray.
c654f19 [Michael Armbrust] Support for list and maps in hive table scan.
cf8d992 [Michael Armbrust] Use built in functions for creating temp directory.
1579eec [Michael Armbrust] Only cast unresolved inserts.
6420c7c [Michael Armbrust] Memoize the ordinal in the GetField expression.
da7ae9d [Michael Armbrust] Add boolean writable that was breaking udf_regexp test.  Not sure how this was passing before...
6709441 [Michael Armbrust] Evaluation for accessing nested fields.
dc6463a [Michael Armbrust] Support for resolving access to nested fields using "." notation.
d670e41 [Michael Armbrust] Print nested fields like hive does.
efa7217 [Michael Armbrust] Support for reading structs in HiveTableScan.
9c22b4e [Michael Armbrust] Support for parsing nested types.
82163e3 [Michael Armbrust] special case handling of partitionKeys when casting insert into tables
ea6f37f [Michael Armbrust] fix style.
7845364 [Michael Armbrust] deactivate concurrent test.
b649c20 [Michael Armbrust] fix test logging / caching.
1590568 [Michael Armbrust] add log4j.properties
19bfd74 [Michael Armbrust] store hive output in circular buffer
dfb67aa [Michael Armbrust] add test case
cb775ac [Michael Armbrust] get rid of SharkContext singleton
2de89d0 [Michael Armbrust] Merge pull request #13 from tnachen/master
63003e9 [Michael Armbrust] Fix spacing.
41b41f3 [Michael Armbrust] Only cast unresolved inserts.
6eb5960 [Michael Armbrust] Merge remote-tracking branch 'databricks/master' into udafs
5b7afd8 [Michael Armbrust] Merge pull request #10 from yhuai/exchangeOperator
b1151a8 [Timothy Chen] Fix load data regex
8e0931f [Michael Armbrust] Cast to avoid using deprecated hive API.
e079f2b [Timothy Chen] Add GenericUDAF wrapper and HiveUDAFFunction
45b334b [Yin Huai] fix comments
235cbb4 [Yin Huai] Merge remote-tracking branch 'upstream/master' into exchangeOperator
fc67b50 [Yin Huai] Check for a Sort operator with the global flag set instead of an Exchange operator with a RangePartitioning.
6015f93 [Michael Armbrust] Merge pull request #29 from rxin/style
271e483 [Michael Armbrust] Update build status icon.
d3a3d48 [Michael Armbrust] add testing to travis
807b2d7 [Michael Armbrust] check style and publish docs with travis
d20b565 [Michael Armbrust] fix if style
bce024d [Michael Armbrust] Merge remote-tracking branch 'databricks/master' into style Disable if brace checking as it errors in single line functional cases unlike the style guide.
d91e276 [Michael Armbrust] Remove dependence on HIVE_HOME for running tests.  This was done by moving all the hive query test (from branch-0.12) and data files into src/test/hive.  These are used by default when HIVE_HOME is not set.
f47c2f6 [Yin Huai] set outputPartitioning in BroadcastNestedLoopJoin
41bbee6 [Yin Huai] Merge remote-tracking branch 'upstream/master' into exchangeOperator
7e24436 [Reynold Xin] Removed dependency on JDK 7 (nio.file).
5c1e600 [Reynold Xin] Added hash code implementation for AttributeReference
7213a2c [Reynold Xin] style fix for Hive.scala.
08e4d05 [Reynold Xin] First round of style cleanup.
605255e [Reynold Xin] Added scalastyle checker.
61e729c [Lian, Cheng] Added ColumnPrunings strategy and test cases
2486fb7 [Lian, Cheng] Fixed spelling
8ee41be [Lian, Cheng] Minor refactoring
ebb56fa [Michael Armbrust] add travis config
4c89d6e [Reynold Xin] Merge pull request #27 from marmbrus/moreTests
d4f539a [Michael Armbrust] blacklist mr and user specific tests.
677eb07 [Michael Armbrust] Update test whitelist.
5dab0bc [Michael Armbrust] Merge pull request #26 from liancheng/serdeAndPartitionPruning
c263c84 [Michael Armbrust] Only push predicates into partitioned table scans.
ab77882 [Michael Armbrust] upgrade spark to RC5.
c98ede5 [Lian, Cheng] Response to comments from @marmbrus
83d4520 [Yin Huai] marmbrus's comments
70994a3 [Lian, Cheng] Revert unnecessary Scaladoc changes
9ebff47 [Yin Huai] remove unnecessary .toSeq
e811d1a [Yin Huai] markhamstra's comments
4802f69 [Yin Huai] The outputPartitioning of a UnaryNode inherits its child's outputPartitioning by default. Also, update the logic in AddExchange to avoid unnecessary shuffling operations.
040fbdf [Yin Huai] AddExchange is the only place to add Exchange operators.
9fb357a [Yin Huai] use getSpecifiedDistribution to create Distribution. ClusteredDistribution and OrderedDistribution do not take Nil as inptu expressions.
e9347fc [Michael Armbrust] Remove broken scaladoc links.
99c6707 [Michael Armbrust] upgrade spark
57799ad [Lian, Cheng] Added special treat for HiveVarchar in InsertIntoHiveTable
cb49af0 [Lian, Cheng] Fixed Scaladoc links
4e5e4d4 [Lian, Cheng] Added PreInsertionCasts to do necessary casting before insertion
111ffdc [Lian, Cheng] More comments and minor reformatting
9e0d840 [Lian, Cheng] Added partition pruning optimization
761bbb8 [Lian, Cheng] Generalized BindReferences to run against any query plan
04eb5da [Yin Huai] Merge remote-tracking branch 'upstream/master' into exchangeOperator
9dd3b26 [Michael Armbrust] Fix scaladoc.
6f44cac [Lian, Cheng] Made TableReader & HadoopTableReader private to catalyst
7c92a41 [Lian, Cheng] Added Hive SerDe support
ce5fdd6 [Yin Huai] Merge remote-tracking branch 'upstream/master' into exchangeOperator
2957f31 [Yin Huai] addressed comments on PR
907db68 [Michael Armbrust] Space after while.
04573a0 [Reynold Xin] Merge pull request #24 from marmbrus/binaryCasts
4e50679 [Reynold Xin] Merge pull request #25 from marmbrus/rowOrderingWhile
5bc1dc2 [Yin Huai] Merge remote-tracking branch 'upstream/master' into exchangeOperator
be1fff7 [Michael Armbrust] Replace foreach with while in RowOrdering. Fixes #23
fd084a4 [Michael Armbrust] implement casts binary <=> string.
0b31176 [Michael Armbrust] Merge pull request #22 from rxin/type
548e479 [Yin Huai] merge master into exchangeOperator and fix code style
5b11db0 [Reynold Xin] Added Void to Boolean type widening.
9e3d989 [Reynold Xin] Made HiveTypeCoercion.WidenTypes more clear.
9bb1979 [Reynold Xin] Merge pull request #19 from marmbrus/variadicUnion
a2beb38 [Michael Armbrust] Merge pull request #21 from liancheng/fixIssue20
b20a4d4 [Lian, Cheng] Fix issue #20
6d6cb58 [Michael Armbrust] add source links that point to github to the scala doc.
4285962 [Michael Armbrust] Remove temporary test cases
167162f [Michael Armbrust] more merge errors, cleanup.
e170ccf [Michael Armbrust] Improve documentation and remove some spurious changes that were introduced by the merge.
6377d0b [Michael Armbrust] Drop empty files, fix if ().
c0b0e60 [Michael Armbrust] cleanup broken doc links.
330a88b [Michael Armbrust] Fix bugs in AddExchange.
4f345f2 [Michael Armbrust] Remove SortKey, use RowOrdering.
043e296 [Michael Armbrust] Make physical union nodes variadic.
ece15e1 [Michael Armbrust] update unit tests
5c89d2e [Michael Armbrust] Merge remote-tracking branch 'databricks/master' into exchangeOperator Fix deprecated use of combineValuesByKey. Get rid of test where the answer is dependent on the plan execution width.
9804eb5 [Michael Armbrust] upgrade spark
053a371 [Michael Armbrust] Merge pull request #15 from marmbrus/orderedRow
5ab18be [Michael Armbrust] Merge remote-tracking branch 'databricks/master' into orderedRow
ca2ff68 [Michael Armbrust] Merge pull request #17 from marmbrus/unionTypes
bf9161c [Michael Armbrust] Merge pull request #18 from marmbrus/noSparkAgg
563053f [Michael Armbrust] Address @rxin's comments.
6537c66 [Michael Armbrust] Address @rxin's comments.
2a76fc6 [Michael Armbrust] add notes from @rxin.
685bfa1 [Michael Armbrust] fix spelling
69ed98f [Michael Armbrust] Output a single row for empty Aggregations with no grouping expressions.
7859a86 [Michael Armbrust] Remove SparkAggregate.  Its kinda broken and breaks RDD lineage.
fc22e01 [Michael Armbrust] whitelist newly passing union test.
3f547b8 [Michael Armbrust] Add support for widening types in unions.
53b95f8 [Michael Armbrust] coercion should not occur until children are resolved.
b892e32 [Michael Armbrust] Union is not resolved until the types match up.
95ab382 [Michael Armbrust] Use resolved instead of custom function.  This is better because some nodes override the notion of resolved.
81a109d [Michael Armbrust] fix link.
f143f61 [Michael Armbrust] Implement sampling.  Fixes a flaky test where the JVM notices that RAND as a Comparison method "violates its general contract!"
6cd442b [Michael Armbrust] Use numPartitions variable, fix grammar.
c800798 [Michael Armbrust] Add build status icon.
0cf5a75 [Michael Armbrust] Merge pull request #16 from marmbrus/filterPushDown
05d3a0d [Michael Armbrust] Refactor to avoid serializing ordering details with every row.
f2fdd77 [Michael Armbrust] fix required distribtion for aggregate.
658866e [Michael Armbrust] Pull back in changes made by @yhuai eliminating CoGroupedLocallyRDD.scala
583a337 [Michael Armbrust] break apart distribution and partitioning.
e8d41a9 [Michael Armbrust] Merge remote-tracking branch 'yin/exchangeOperator' into exchangeOperator
0ff8be7 [Michael Armbrust] Cleanup spurious changes and fix doc links.
73c70de [Yin Huai] add a first set of unit tests for data properties.
fbfa437 [Michael Armbrust] Merge remote-tracking branch 'databricks/master' into filterPushDown Minor doc improvements.
2b9d80f [Yin Huai] initial commit of adding exchange operators to physical plans.
fcbc03b [Michael Armbrust] Fix if ().
7b9080c [Michael Armbrust] Create OrderedRow class to allow ordering to be used by multiple operators.
b4adb0f [Michael Armbrust] Merge pull request #14 from marmbrus/castingAndTypes
b2a1ec5 [Michael Armbrust] add comment on how using numeric implicitly complicates spark serialization.
e286d20 [Michael Armbrust] address code review comments.
80d0681 [Michael Armbrust] fix scaladoc links.
de0c248 [Michael Armbrust] Print the executed plan in SharkQuery toString.
3413e61 [Michael Armbrust] Add mapChildren and withNewChildren methods to TreeNode.
404d552 [Michael Armbrust] Better exception when unbound attributes make it to evaluation.
fb84ae4 [Michael Armbrust] Refactor DataProperty into Distribution.
2abb0bc [Michael Armbrust] better debug messages, use exists.
098dfc4 [Michael Armbrust] Implement Long sorting again.
60f3a9a [Michael Armbrust] More aggregate functions out of the aggregate class to make things more readable.
a1ef62e [Michael Armbrust] Print the executed plan in SharkQuery toString.
dfce426 [Michael Armbrust] Add mapChildren and withNewChildren methods to TreeNode.
037a2ed [Michael Armbrust] Better exception when unbound attributes make it to evaluation.
ec90620 [Michael Armbrust] Support for Sets as arguments to TreeNode classes.
b21f803 [Michael Armbrust] Merge pull request #11 from marmbrus/goldenGen
83adb9d [Yin Huai] add DataProperty
5a26292 [Michael Armbrust] Rules to bring casting more inline with Hive semantics.
f0e0161 [Michael Armbrust] Move numeric types into DataTypes simplifying evaluator.  This can probably also be use for codegen...
6d2924d [Michael Armbrust] add support for If. Not integrated in HiveQL yet.
ccc4dbf [Michael Armbrust] Add optimization rule to simplify casts.
058ec15 [Michael Armbrust] handle more writeables.
ffa9f25 [Michael Armbrust] blacklist some more MR tests.
aa2239c [Michael Armbrust] filter test lines containing Owner:
f71a325 [Michael Armbrust] Update golden jar.
a3003ae [Michael Armbrust] Update makefile to use better sharding support.
568d150 [Michael Armbrust] Updates to white/blacklist.
8351f25 [Michael Armbrust] Add an ignored test to remind us we don't do empty aggregations right.
c4104ec [Michael Armbrust] Numerous improvements to testing infrastructure.  See comments for details.
09c6300 [Michael Armbrust] Add nullability information to StructFields.
5460b2d [Michael Armbrust] load srcpart by default.
3695141 [Michael Armbrust] Lots of parser improvements.
965ac9a [Michael Armbrust] Add expressions that allow access into complex types.
3ba53c9 [Michael Armbrust] Output type suffixes on AttributeReferences.
8777489 [Michael Armbrust] Initial support for operators that allow the user to specify partitioning.
e57f97a [Michael Armbrust] more decimal/null support.
e1440ed [Michael Armbrust] Initial support for function specific type conversions.
1814ed3 [Michael Armbrust] use childrenResolved function.
f2ec57e [Michael Armbrust] Begin supporting decimal.
6924e6e [Michael Armbrust] Handle NullTypes when resolving HiveUDFs
7fcfa8a [Michael Armbrust] Initial support for parsing unspecified partition parameters.
d0124f3 [Michael Armbrust] Correctly type null literals.
b65626e [Michael Armbrust] Initial support for parsing BigDecimal.
a90efda [Michael Armbrust] utility function for outputing string stacktraces.
7102f33 [Michael Armbrust] methods with side-effects should use ().
3ccaef7 [Michael Armbrust] add renaming TODO.
bc282c7 [Michael Armbrust] fix bug in getNodeNumbered
c8e89d5 [Michael Armbrust] memoize inputSet calculation.
6aefa46 [Michael Armbrust] Skip folding literals.
a72e540 [Michael Armbrust] Add IN operator.
04f885b [Michael Armbrust] literals are only non-nullable if they are not null.
35d2948 [Michael Armbrust] correctly order partition and normal attributes in hive relation output.
12fd52d [Michael Armbrust] support for sorting longs.
0606520 [Michael Armbrust] drop old comment.
859200a [Michael Armbrust] support for reading more types from the metastore.
1fedd18 [Michael Armbrust] coercion from null to numeric types
71e902d [Michael Armbrust] fix test cases.
cc06b6c [Michael Armbrust] Merge remote-tracking branch 'databricks/master' into interviewAnswer
8a8b521 [Reynold Xin] Merge pull request #8 from marmbrus/testImprovment
86355a6 [Michael Armbrust] throw error if there are unexpected join clauses.
c5842d2 [Michael Armbrust] don't throw an error when a select clause outputs multiple copies of the same attribute.
0e975ea [Michael Armbrust] parse bucket sampling as percentage sampling
a92919d [Michael Armbrust] add alter view as to native commands
f58d5a5 [Michael Armbrust] support for parsing SELECT DISTINCT
f0faa26 [Michael Armbrust] add sample and distinct operators.
ef7b943 [Michael Armbrust] add metastore support for float
e9f4588 [Michael Armbrust] fix > 100 char.
755b229 [Michael Armbrust] blacklist some ddl tests.
9ae740a [Michael Armbrust] blacklist more tests that require MR.
4cfc11a [Michael Armbrust] more test coverage.
0d9d56a [Michael Armbrust] add more native commands to parser
78d730d [Michael Armbrust] Load src test table on RESET.
8364ec2 [Michael Armbrust] whitelist all possible partition values.
b01468d [Michael Armbrust] support path rewrites when the query begins with a comment.
4c6b454 [Michael Armbrust] add option for recomputing the cached golden answer when tests fail.
4c5fb0f [Michael Armbrust] makefile target for building new whitelist.
4b6fed8 [Michael Armbrust] support for parsing both DESTINATION and INSERT_INTO.
516481c [Michael Armbrust] Ignore requests to explain native commands.
68aa2e6 [Michael Armbrust] Stronger type for Token extractor.
ca4ea26 [Michael Armbrust] Support for parsing UDF(*).
1aafea3 [Michael Armbrust] Configure partition whitelist in TestShark reset.
9627616 [Michael Armbrust] Use current database as default database.
9b02b44 [Michael Armbrust] Fix spelling error. Add failFast mode.
6f64cee [Michael Armbrust] don't line wrap string literal
eafaeed [Michael Armbrust] add type documentation
f54c94c [Michael Armbrust] make golden answers file a test dependency
5362365 [Michael Armbrust] push conditions into join
0d2388b [Michael Armbrust] Point at databricks hosted scaladoc.
73b29cd [Michael Armbrust] fix bad casting
9aa06c5 [Michael Armbrust] Merge pull request #7 from marmbrus/docFixes
7eff191 [Michael Armbrust] link all the expression names.
83227e4 [Michael Armbrust] fix scaladoc list syntax, add docs for some rules
9de6b74 [Michael Armbrust] fix language feature and deprecation warnings.
0b1960a [Michael Armbrust] Fix broken scala doc links / warnings.
b1acb36 [Michael Armbrust] Merge pull request #3 from yhuai/evalauteLiteralsInExpressions
01c00c2 [Michael Armbrust] new golden
5c14857 [Yin Huai] Merge remote-tracking branch 'upstream/master' into evalauteLiteralsInExpressions
b749b51 [Michael Armbrust] Merge pull request #5 from marmbrus/testCaching
66adceb [Michael Armbrust] Merge pull request #6 from marmbrus/joinWork
1a393da [Yin Huai] folded -> foldable
1e964ea [Yin Huai] update
a43d41c [Michael Armbrust] more tests passing!
8ca38d0 [Michael Armbrust] begin support for varchar / binary types.
ab8bbd1 [Michael Armbrust] parsing % operator
c16c8b5 [Michael Armbrust] case insensitive checking for hooks in tests.
3a90a5f [Michael Armbrust] simpler output when running a single test from the commandline.
5332fee [Yin Huai] Merge remote-tracking branch 'upstream/master' into evalauteLiteralsInExpressions
367fb9e [Yin Huai] update
0cd5cc6 [Michael Armbrust] add BIGINT cast parsing
61b266f [Michael Armbrust] comment for eliminate subqueries.
d72a5a2 [Michael Armbrust] add long to literal factory object.
b3bd15f [Michael Armbrust] blacklist more mr requiring tests.
e06fd38 [Michael Armbrust] black list map reduce tests.
8e7ce30 [Michael Armbrust] blacklist some env specific tests.
6250cbd [Michael Armbrust] Do not exit on test failure
b22b220 [Michael Armbrust] also look for cached hive test answers on the classpath.
b6e4899 [Yin Huai] formatting
e75c90d [Reynold Xin] Merge pull request #4 from marmbrus/hive12
5fabbec [Michael Armbrust] ignore partitioned scan test. scan seems to be working but there is some error about the table already existing?
9e190f5 [Michael Armbrust] drop unneeded ()
68b58c1 [Michael Armbrust] drop a few more tests.
b0aa400 [Michael Armbrust] update whitelist.
c99012c [Michael Armbrust] skip tests with hooks
db00ebf [Michael Armbrust] more types for hive udfs
dbc3678 [Michael Armbrust] update ghpages repo
138f53d [Yin Huai] addressed comments and added a space after a space after the defining keyword of every control structure.
6f954ee [Michael Armbrust] export the hadoop classpath when starting sbt, required to invoke hive during tests.
46bf41b [Michael Armbrust] add a makefile for priming the test answer cache in parallel.  usage: "make -j 8 -i"
8d47ed4 [Yin Huai] comment
2795f05 [Yin Huai] comment
e003728 [Yin Huai] move OptimizerSuite to the package of catalyst.optimizer
2941d3a [Yin Huai] Merge remote-tracking branch 'upstream/master' into evalauteLiteralsInExpressions
0bd1688 [Yin Huai] update
6a7bd75 [Michael Armbrust] fix partition column delimiter configuration.
e942da1 [Michael Armbrust] Begin upgrade to Hive 0.12.0.
b8cd7e3 [Michael Armbrust] Merge pull request #7 from rxin/moreclean
52864da [Reynold Xin] Added executeCollect method to SharkPlan.
f0e1cbf [Reynold Xin] Added resolved lazy val to LogicalPlan.
b367e36 [Reynold Xin] Replaced the use of ??? with UnsupportedOperationException.
38124bd [Yin Huai] formatting
2924468 [Yin Huai] add two tests for testing pre-order and post-order tree traversal, respectively
555d839 [Reynold Xin] More cleaning ...
d48d0e1 [Reynold Xin] Code review feedback.
aa2e694 [Yin Huai] Merge remote-tracking branch 'upstream/master' into evalauteLiteralsInExpressions
5c421ac [Reynold Xin] Imported SharkEnv, SharkContext, and HadoopTableReader to remove Shark dependency.
479e055 [Reynold Xin] A set of minor changes, including: - import order - limit some lines to 100 character wide - inline code comment - more scaladocs - minor spacing (i.e. add a space after if)
da16e45 [Reynold Xin] Merge pull request #3 from rxin/packagename
e36caf5 [Reynold Xin] Renamed Rule.name to Rule.ruleName since name is used too frequently in the code base and is shadowed often by local scope.
72426ed [Reynold Xin] Rename shark2 package to execution.
0892153 [Reynold Xin] Merge pull request #2 from rxin/packagename
e58304a [Reynold Xin] Merge pull request #1 from rxin/gitignore
3f9fee1 [Michael Armbrust] rewrite push filter through join optimization.
c6527f5 [Reynold Xin] Moved the test src files into the catalyst directory.
c9777d8 [Reynold Xin] Put all source files in a catalyst directory.
019ea74 [Reynold Xin] Updated .gitignore to include IntelliJ files.
80ca4be [Timothy Chen] Address comments
0079392 [Michael Armbrust] support for multiple insert commands in a single query
75b5a01 [Michael Armbrust] remove space.
4283400 [Timothy Chen] Add limited predicate push down
e547e50 [Michael Armbrust] implement First.
e77c9b6 [Michael Armbrust] more work on unique join.
c795e06 [Michael Armbrust] improve star expansion
a26494e [Michael Armbrust] allow aliases to have qualifiers
d078333 [Michael Armbrust] remove extra space
a75c023 [Michael Armbrust] implement Coalesce
3a018b6 [Michael Armbrust] fix up docs.
ab6f67d [Michael Armbrust] import the string "null" as actual null.
5377c04 [Michael Armbrust] don't call dataType until checking if children are resolved.
191ce3e [Michael Armbrust] analyze rewrite test query.
60b1526 [Michael Armbrust] don't call dataType until checking if children are resolved.
2ab5a32 [Michael Armbrust] stop using uberjar as it has its own set of issues.
e42f75a [Michael Armbrust] Merge remote-tracking branch 'origin/master' into HEAD
c086a35 [Michael Armbrust] docs, spacing
c4060e4 [Michael Armbrust] cleanup
3b85462 [Michael Armbrust] more tests passing
bcfc8c5 [Michael Armbrust] start supporting partition attributes when inserting data.
c944a95 [Michael Armbrust] First aggregate expression.
1e28311 [Michael Armbrust] make tests execute in alpha order again
a287481 [Michael Armbrust] spelling
8492548 [Michael Armbrust] beginning of UNIQUEJOIN parsing.
a6ab6c7 [Michael Armbrust] add !=
4529594 [Michael Armbrust] draft of coalesce
70f253f [Michael Armbrust] more tests passing!
7349e7b [Michael Armbrust] initial support for test thrift table
d3c9305 [Michael Armbrust] fix > 100 char line
93b64b0 [Michael Armbrust] load test tables that are args to "DESCRIBE"
06b2aba [Michael Armbrust] don't be case sensitive when fixing load paths
6355d0e [Michael Armbrust] match actual return type of count with expected
cda43ab [Michael Armbrust] don't throw an exception when one of the join tables is empty.
fd4b096 [Michael Armbrust] fix casing of null strings as well.
4632695 [Michael Armbrust] support for megastore bigint
67b88cf [Michael Armbrust] more verbose debugging of evaluation return types
c680e0d [Michael Armbrust] Failed string => number conversion should return null.
2326be1 [Michael Armbrust] make getClauses case insensitive.
dac2786 [Michael Armbrust] correctly handle null values when going from string to numeric types.
045ac4b [Yin Huai] Merge remote-tracking branch 'upstream/master' into evalauteLiteralsInExpressions
fb5ddfd [Michael Armbrust] move ViewExamples to examples/
83833e8 [Michael Armbrust] more tests passing!
47c98d6 [Michael Armbrust] add query tests for like and hash.
1724c16 [Michael Armbrust] clear lines that contain last updated times.
cfd6bbc [Michael Armbrust] Quick skipping of tests that we can't even parse.
9b2642b [Michael Armbrust] make the blacklist support regexes
1d50af6 [Michael Armbrust] more datatypes, fix nonserializable instance variables in udfs
910e33e [Michael Armbrust] basic support for building an assembly jar.
d55bb52 [Michael Armbrust] add local warehouse/metastore to gitignore.
495d9dc [Michael Armbrust] Add an expression for when we decide to support LIKE natively instead of using the HIVE udf.
65f4e69 [Michael Armbrust] remove incorrect comments
0831a3c [Michael Armbrust] support for parsing some operator udfs.
6c27aa7 [Michael Armbrust] more cast parsing.
43db061 [Michael Armbrust] significant generalization of hive udf functionality.
3fe24ec [Michael Armbrust] better implementation of 3vl in Evaluate, fix some > 100 char lines.
e5690a6 [Michael Armbrust] add BinaryType
adab892 [Michael Armbrust] Clear out functions that are created during tests when reset is called.
d408021 [Michael Armbrust] support for printing out arrays in the output in the same form as hive (e.g., [e1, e1]).
8d5f504 [Michael Armbrust] Example of schema RDD using scala's dynamic trait, resulting in a more standard ORM style of usage.
21f0d91 [Michael Armbrust] Simple example of schemaRdd with scala filter function.
0daaa0e [Michael Armbrust] Promote booleans that appear in comparisons.
2b70abf [Michael Armbrust] true and false literals.
ef8b0a5 [Michael Armbrust] more tests.
14d070f [Michael Armbrust] add support for correctly extracting partition keys.
0afbe73 [Yin Huai] Merge remote-tracking branch 'upstream/master' into evalauteLiteralsInExpressions
69a0bd4 [Michael Armbrust] promote strings in predicates with number too.
3946e31 [Michael Armbrust] don't build strings unless assertion fails.
90c453d [Michael Armbrust] more tests passing!
6e6417a [Michael Armbrust] correct handling of nulls in boolean logic and sorting.
8000504 [Michael Armbrust] Improve type coercion.
9087152 [Michael Armbrust] fix toString of Not.
58b111c [Michael Armbrust] fix bad scaladoc tag.
d5c05c6 [Michael Armbrust] For now, ignore the big data benchmark tests when the data isn't there.
ac6376d [Michael Armbrust] Split out general shark query execution driver from test harness.
1d0ae1e [Michael Armbrust] Switch from IndexSeq[Any] to Row interface that will allow us unboxed access to primitive types.
d873b2b [Yin Huai] Remove numbers associated with test cases.
8545675 [Yin Huai] Merge remote-tracking branch 'upstream/master' into evalauteLiteralsInExpressions
b34a9eb [Michael Armbrust] Merge branch 'master' into filterPushDown
d1e7b8e [Michael Armbrust] Update README.md
c8b1553 [Michael Armbrust] Update README.md
9307ef9 [Michael Armbrust] update list of passing tests.
934c18c [Michael Armbrust] Filter out non-deterministic lines when comparing test answers.
a045c9c [Michael Armbrust] SparkAggregate doesn't actually support sum right now.
ae0024a [Yin Huai] update
cf80545 [Yin Huai] Merge remote-tracking branch 'origin/evalauteLiteralsInExpressions' into evalauteLiteralsInExpressions
21976ae [Yin Huai] update
b4999fe [Yin Huai] Merge remote-tracking branch 'upstream/filterPushDown' into evalauteLiteralsInExpressions
dedbf0c [Yin Huai] support Boolean literals
eaac9e2 [Yin Huai] explain the limitation of the current EvaluateLiterals
37817b5 [Yin Huai] add a comment to EvaluateLiterals.
468667f [Yin Huai] First draft of literal evaluation in the optimization phase. TreeNode has been extended to support transform in the post order. So, for an expression, we can evaluate literal from the leaf nodes of this expression tree. For an attribute reference in the expression node, we just leave it as is.
b1d1843 [Michael Armbrust] more work on big data benchmark tests.
cc9a957 [Michael Armbrust] support for creating test tables outside of TestShark
7d7fa9f [Michael Armbrust] support for create table as
5f54f03 [Michael Armbrust] parsing for ASC
d42b725 [Michael Armbrust] Sum of strings requires cast
34b30fa [Michael Armbrust] not all attributes need to be bound (e.g. output attributes that are contained in non-leaf operators.)
81659cb [Michael Armbrust] implement transform operator.
5cd76d6 [Michael Armbrust] break up the file based test case code for reuse
1031b65 [Michael Armbrust] support for case insensitive resolution.
320df04 [Michael Armbrust] add snapshot repo for databricks (has shark/spark snapshots)
b6f083e [Michael Armbrust] support for publishing scala doc to github from sbt
d9d18b4 [Michael Armbrust] debug logging implicit.
669089c [Yin Huai] support Boolean literals
ef3321e [Yin Huai] explain the limitation of the current EvaluateLiterals
73a05fd [Yin Huai] add a comment to EvaluateLiterals.
191eb7d [Yin Huai] First draft of literal evaluation in the optimization phase. TreeNode has been extended to support transform in the post order. So, for an expression, we can evaluate literal from the leaf nodes of this expression tree. For an attribute reference in the expression node, we just leave it as is.
80039cc [Yin Huai] Merge pull request #1 from yhuai/master
cbe1ca1 [Yin Huai] add explicit result type to the overloaded sideBySide
5c518e4 [Michael Armbrust] fix bug in test.
b50dd0e [Michael Armbrust] fix return type of overloaded method
05679b7 [Michael Armbrust] download assembly jar for easy compiling during interview.
8c60cc0 [Michael Armbrust] Update README.md
03b9526 [Michael Armbrust] First draft of optimizer tests.
f392755 [Michael Armbrust] Add flatMap to TreeNode
6cbe8d1 [Michael Armbrust] fix bug in side by side, add support for working with unsplit strings
15a53fc [Michael Armbrust] more generic sum calculation and better binding of grouping expressions.
06749d0 [Michael Armbrust] add expression enumerations for query plan operators and recursive version of transform expression.
4b0a888 [Michael Armbrust] implement string comparison and more casts.
356b321 [Michael Armbrust] Update README.md
3776395 [Michael Armbrust] Update README.md
304d17d [Michael Armbrust] Create README.md
b7d8be0 [Michael Armbrust] more tests passing.
b82481f [Michael Armbrust] add todo comment.
02e6dee [Michael Armbrust] add another test that breaks the harness to the blacklist.
cc5efe3 [Michael Armbrust] First draft of broadcast nested loop join with full outer support.
c43a259 [Michael Armbrust] comments
15ff448 [Michael Armbrust] better error message when a dsl test throws an exception
76ec650 [Michael Armbrust] fix join conditions
e10df99 [Michael Armbrust] Create new expr ids for local relations that exist more than once in a query plan.
91573a4 [Michael Armbrust] initial type promotion
e2ef4a5 [Michael Armbrust] logging
e43dc1e [Michael Armbrust] add string => int cast evaluation
f1f7e96 [Michael Armbrust] fix incorrect generation of join keys
2b27230 [Michael Armbrust] add depth based subtree access
0f6279f [Michael Armbrust] broken tests.
389bc0b [Michael Armbrust] support for partitioned columns in output.
12584f4 [Michael Armbrust] better errors for missing clauses. support for matching multiple clauses with the same name.
b67a225 [Michael Armbrust] better errors when types don't match up.
9e74808 [Michael Armbrust] add children resolved.
6d03ce9 [Michael Armbrust] defaults for unresolved relation
2469b00 [Michael Armbrust] skip nodes with unresolved children when doing coersions
be5ae2c [Michael Armbrust] better resolution logging
cb7b5af [Michael Armbrust] views example
420e05b [Michael Armbrust] more tests passing!
6916c63 [Michael Armbrust] Reading from partitioned hive tables.
a1245f9 [Michael Armbrust] more tests passing
956e760 [Michael Armbrust] extended explain
5f14c35 [Michael Armbrust] more test tables supported
175c43e [Michael Armbrust] better errors for parse exceptions
480ade5 [Michael Armbrust] don't use partial cached results.
8a9d21c [Michael Armbrust] fix evaluation
7aee69c [Michael Armbrust] parsing for joins, boolean logic
7fcf480 [Michael Armbrust] test for and logic
3ea9b00 [Michael Armbrust] don't use simpleString if there are no new lines.
6902490 [Michael Armbrust] fix boolean logic evaluation
4d5eba7 [Michael Armbrust] add more dsl for expression arithmetic and boolean logic
8b2a2ee [Michael Armbrust] more tests passing!
ad1f3b4 [Michael Armbrust] toString for null literals
a5c0a1b [Michael Armbrust] more test harness improvements: * regex whitelist * side by side answer comparison (still needs formatting work)
60ec19d [Michael Armbrust] initial support for udfs
c45b440 [Michael Armbrust] support for is (not) null and boolean logic
7f4a1dc [Michael Armbrust] add NoRelation logical operator
72e183b [Michael Armbrust] support for null values in tree node args.
ad596d2 [Michael Armbrust] add sc to Union's otherCopyArgs
e5c9d1a [Michael Armbrust] use nonEmpty
dcc4fe1 [Michael Armbrust] support for src1 test table.
c78b587 [Michael Armbrust] casting.
75c3f3f [Michael Armbrust] add support for logging with scalalogging.
da2c011 [Michael Armbrust] make it more obvious when results are being truncated.
96b73ba [Michael Armbrust] more docs in TestShark
18524fd [Michael Armbrust] add method to SharkSqlQuery for directly executing the same query on hive.
e6d063b [Michael Armbrust] more join tests.
664c1c3 [Michael Armbrust] make parsing of function names case insensitive.
0967d4e [Michael Armbrust] fix hardcoded path to hiveDevHome.
1a6db68 [Michael Armbrust] spelling
7638cb4 [Michael Armbrust] simple join execution with dsl tests.  no hive tests yes.
859d4c9 [Michael Armbrust] better argString printing of nested trees.
fc53615 [Michael Armbrust] add same instance comparisons for tree nodes.
a026e6b [Michael Armbrust] move out hive specific operators
fff4d1c [Michael Armbrust] add simple query execution debugging
e2120ab [Michael Armbrust] sorting for strings
da06eb6 [Michael Armbrust] Parsing for sortby and joins
9eb5c5e [Michael Armbrust] override equality in Attribute references to compare exprId.
8eb2460 [Michael Armbrust] add system property to override whitelist.
88124bb [Michael Armbrust] make strategy evaluation lazy.
74a3a21 [Michael Armbrust] implement outputSet
d25b171 [Michael Armbrust] Add AND and OR expressions
67f0a4a [Michael Armbrust] dsl improvements: string to attribute, subquery, unionAll
12acf0a [Michael Armbrust] add .DS_Store for macs
f7da6ce [Michael Armbrust] add agg with grouping expr in select test
36805b3 [Michael Armbrust] pull out and improve aggregation
75613e1 [Michael Armbrust] better evaluations failure messages.
4789a35 [Michael Armbrust] weaken type since its hard to create pure references.
e89dd36 [Michael Armbrust] no newline for online trees
d0590d4 [Michael Armbrust] include stack trace for catalyst failures.
081c0d9 [Michael Armbrust] more generic computation of agg functions.
31af3a0 [Michael Armbrust] fail when clauses are unhandeled in the parser
ecd45b2 [Michael Armbrust] Add more passing tests.
97d5419 [Michael Armbrust] fix alignment.
565cc13 [Michael Armbrust] make the canary query optional.
a95e65c [Michael Armbrust] support for resolving qualified attribute references.
e1dfa0c [Michael Armbrust] better error reporting for comparison tests when hive works but catalyst fails.
4640a0b [Michael Armbrust] handle test tables when database is specified.
bef12e3 [Michael Armbrust] Add Subquery node and trivial optimizer to remove it after analysis.
fec5158 [Michael Armbrust] add hive / idea files to .gitignore
3f97ffe [Michael Armbrust] Rename Hive => HiveQl
656b836 [Michael Armbrust] Support for parsing select clause aliases.
3ca7414 [Michael Armbrust] StopAfter needs otherCopyArgs.
3ffde66 [Michael Armbrust] When the child of an alias is unresolved it should return an unresolved attribute instead of throwing an exception.
8cbef8a [Michael Armbrust] spelling
aa8c37c [Michael Armbrust] Better toString for SortOrder
1bb8b45 [Michael Armbrust] fix error message for UnresolvedExceptions
a2e0327 [Michael Armbrust] add a bunch of tests.
4a3e1ea [Michael Armbrust] docs and use shark for data loading.
339bb8f [Michael Armbrust] better docs, Not support
1d7b2d9 [Michael Armbrust] Add NaN conversions.
46a2534 [Michael Armbrust] only run canary query on failure.
8996066 [Michael Armbrust] remove protected from makeCopy
53bcf41 [Michael Armbrust] testing improvements: * reset hive vars * delete indexes and tables * delete database * reset to use default database * record tests that pass
04a372a [Michael Armbrust] add a flag for running all tests.
3b2235b [Michael Armbrust] More general implementation of arithmetic.
edd7795 [Michael Armbrust] More testing improvements: * Check that results match for native commands * Ensure explain commands can be planned * Cache hive "golden" results
da6c577 [Michael Armbrust] add string <==> file utility functions.
3adf5ca [Michael Armbrust] Initial support for groupBy and count.
7bcd8a4 [Michael Armbrust] Improvements to comparison tests: * Sort answer when query doesn't contain an order by. * Display null values the same as Hive. * Print full query results in easy to read format when they differ.
a52e7c9 [Michael Armbrust] Transform children that are present in sequences of the product.
d66ba7e [Michael Armbrust] drop printlns.
88f2efd [Michael Armbrust] Add sum / count distinct expressions.
05adedc [Michael Armbrust] rewrite relative paths when loading data in TestShark
07784b3 [Michael Armbrust] add support for rewriting paths and running 'set' commands.
b8a9910 [Michael Armbrust] quote tests passing.
8e5e267 [Michael Armbrust] handle aliased select expressions.
4286a96 [Michael Armbrust] drop debugging println
ac34aeb [Michael Armbrust] proof of concept for hive ast transformations.
2238b00 [Michael Armbrust] better error when makeCopy functions fails due to incorrect arguments
ff1eab8 [Michael Armbrust] start trying to make insert into hive table more general.
74a6337 [Michael Armbrust] use fastEquals when doing transformations.
1184a23 [Michael Armbrust] add native test for escapes.
b972b18 [Michael Armbrust] create BaseRelation class
fa6bce9 [Michael Armbrust] implement union
6391a87 [Michael Armbrust] count aggregate.
d47c317 [Michael Armbrust] add unary minus, more tests passing.
c7114e4 [Michael Armbrust] first draft of star expansion.
044c43d [Michael Armbrust] better support for numeric literal parsing.
1d0f072 [Michael Armbrust] use native drop table as it doesn't appear to fail when the "table" is actually a view.
61503c5 [Michael Armbrust] add cached toRdd
2036883 [Michael Armbrust] skip explain queries when testing.
ebac4b1 [Michael Armbrust] fix bug in sort reference calculation
ca0dee0 [Michael Armbrust] docs.
1ee0471 [Michael Armbrust] string literal parsing.
357278b [Michael Armbrust] add limit support
9b3e479 [Michael Armbrust] creation of string literals.
02efa30 [Michael Armbrust] alias evaluation
cb68b33 [Michael Armbrust] parsing for random sample in hive ql.
126dd36 [Michael Armbrust] include query plans in failure output
bb59ae9 [Michael Armbrust] doc fixes
7e68286 [Michael Armbrust] fix confusing naming
768bb25 [Michael Armbrust] handle errors in shark query toString
829c3ce [Michael Armbrust] Auto loading of test data on demand. Add reset method to test shark.  Make test shark a singleton to avoid weirdness with the hive megastore.
ad02e41 [Michael Armbrust] comment jdo dependency
7bc89fe [Michael Armbrust] add collect to TreeNode.
438cf74 [Michael Armbrust] create explicit treeString function in addition to toString override. docs.
09679ee [Michael Armbrust] fix bug in TreeNode foreach
2930b27 [Michael Armbrust] more specific name for del query tests.
8842549 [Michael Armbrust] docs.
da81f81 [Michael Armbrust] Implementation and tests for simple AVG query in Hive SQL.
a8969b9 [Michael Armbrust] Factor out hive query comparison test framework.
1a7efb0 [Michael Armbrust] specialize spark aggregate for global aggregations.
a36dd9a [Michael Armbrust] evaluation for other > data types.
cae729b [Michael Armbrust] remove unnecessary lazy vals.
d8e12af [Michael Armbrust] docs
3a60d67 [Michael Armbrust] implement average, placeholder for count
f05c106 [Michael Armbrust] checkAnswer handles single row results.
2730534 [Michael Armbrust] implement inputSet
a9aa79d [Michael Armbrust] debugging for sort exec
8bec3c9 [Michael Armbrust] better tree makeCopy when there are two constructors.
554b4b2 [Michael Armbrust] BoundAttribute pretty printing.
754f5fa [Michael Armbrust] dsl for setting nullability
a206d7a [Michael Armbrust] clean up query tests.
84ad6ef [Michael Armbrust] better sort implementation and tests.
de24923 [Michael Armbrust] add double type.
9611a2c [Michael Armbrust] literal creation for doubles.
7358313 [Michael Armbrust] sort order returns child type.
b544715 [Michael Armbrust] implement eval for rand, and > for doubles
7013bad [Michael Armbrust] asc, desc should work for expressions and unresolved attributes (symbols)
1c1a35e [Michael Armbrust] add simple Rand expression.
3ca51de [Michael Armbrust] add orderBy to dsl
7ae41ab [Michael Armbrust] more literal implicit conversions
b18b675 [Michael Armbrust] First cut at native query tests for shark.
d392e29 [Michael Armbrust] add toRdd implicit conversion for logical plans in TestShark.
5eac895 [Michael Armbrust] better error when descending is specified.
2b16f86 [Michael Armbrust] add todo
e527bb8 [Michael Armbrust] remove arguments to binary predicate constructor as they seem to break serialization
9dde3c8 [Michael Armbrust] add project and filter operations.
ad9037b [Michael Armbrust] Add support for local relations.
6227143 [Michael Armbrust] evaluation of Equals.
7526290 [Michael Armbrust] BoundReference should also be an Attribute.
bd33e26 [Michael Armbrust] more documentation
5de0ea3 [Michael Armbrust] Move all shark specific into a separate package.  Lots of documentation improvements.
0ae292b [Michael Armbrust] implement calculation of sort expressions.
9fd5011 [Michael Armbrust] First cut at expression evaluation.
6259e3a [Michael Armbrust] cleanup
787e5a2 [Michael Armbrust] use fastEquals
f90da36 [Michael Armbrust] better printing of optimization exceptions
b05dd67 [Michael Armbrust] Application of rules to fixed point.
bb2e0db [Michael Armbrust] pretty print for literals.
1ec3287 [Michael Armbrust] Add extractor for IntegerLiterals.
d3a3687 [Michael Armbrust] add fastEquals
2b4935b [Michael Armbrust] set sbt.version explicitly
46dfd7f [Michael Armbrust] first cut at checking answer for HiveCompatability tests.
c79f2fd [Michael Armbrust] insert operator should return an empty rdd.
14c22ec [Michael Armbrust] implement sorting when the sort expression is the first attribute of the input.
ae7b4c3 [Michael Armbrust] remove implicit dependencies.  now compiles without copying things into lib/ manually.
84082f9 [Michael Armbrust] add sbt binaries and scripts
15371a8 [Michael Armbrust] First draft of simple Hive DDL parser.
063bf44 [Michael Armbrust] Periods should end all comments.
e1f7f4c [Michael Armbrust] Remove "NativePlaceholder" hack.
ed3633e [Michael Armbrust] start consolidating Hive/Shark specific code. first hive compatibility test case passing!
b34a770 [Michael Armbrust] Add data sink strategy, make strategy application a little more robust.
e7174ec [Michael Armbrust] fix schema, add docs, make helper method protected.
26f410a [Michael Armbrust] physical traits should extend PhysicalPlan.
dc72469 [Michael Armbrust] beginning of hive compatibility testing framework.
0763490 [Michael Armbrust] support for hive native command pass-through.
d8a924f [Michael Armbrust] scaladoc
29a7163 [Michael Armbrust] Insert into hive table physical operator.
633cebc [Michael Armbrust] better error message when there is no appropriate planning strategy.
59ac444 [Michael Armbrust] add unary expression
3aa1b28 [Michael Armbrust] support for table names in the form 'database.tableName'
665f7d0 [Michael Armbrust] add logical nodes for hive data sinks.
64d2923 [Michael Armbrust] Add classes for representing sorts.
f72b7ce [Michael Armbrust] first trivial end to end query execution.
5c7d244 [Michael Armbrust] first draft of references implementation.
7bff274 [Michael Armbrust] point at new shark.
c7cd57f [Michael Armbrust] docs for util function.
910811c [Michael Armbrust] check each item of the sequence
ef21a0b [Michael Armbrust] line up comments.
4b765d5 [Michael Armbrust] docs, drop println
6f9bafd [Michael Armbrust] empty output for unresolved relation to avoid exception in resolution.
a703c49 [Michael Armbrust] this order works better until fixed point is implemented.
ec1d7c0 [Michael Armbrust] Simple attribute resolution.
069df02 [Michael Armbrust] parsing binary predicates
a1cf754 [Michael Armbrust] add joins and equality.
3f5bc98 [Michael Armbrust] add optiq to sbt.
54f3460 [Michael Armbrust] initial optiq parsing.
d9161ce [Michael Armbrust] add join operator
1e423eb [Michael Armbrust] placeholders in LogicalPlan, docs
24ef6fb [Michael Armbrust] toString for alias.
ae7d776 [Michael Armbrust] add nullability changing function
d49dc02 [Michael Armbrust] scaladoc for named exprs
7c45dd7 [Michael Armbrust] pretty printing of trees.
78e34bf [Michael Armbrust] simple git ignore.
7ba19be [Michael Armbrust] First draft of interface to hive metastore.
7e7acf0 [Michael Armbrust] physical placeholder.
1c11136 [Michael Armbrust] first draft of error handling / plans for debugging.
3766a41 [Michael Armbrust] rearrange utility functions.
7fb3d5e [Michael Armbrust] docs and equality improvements.
45da47b [Michael Armbrust] flesh out plans and expressions a little. first cut at named expressions.
002d4d4 [Michael Armbrust] default to no alias.
be25003 [Michael Armbrust] add repl initialization to sbt.
0608a00 [Michael Armbrust] tighten public interface
a1a8b38 [Michael Armbrust] test that ids don't change for no-op transforms.
daa71ca [Michael Armbrust] foreach, maps, and scaladoc
6a158cb [Michael Armbrust] simple transform working.
db0299f [Michael Armbrust] basic analysis of relations minus transform function.
f74c4ee [Michael Armbrust] parsing a simple query.
08e4f57 [Michael Armbrust] upgrade scala include shark.
d3c6404 [Michael Armbrust] initial commit
markhamstra referenced this pull request in markhamstra/spark Apr 9, 2014
This patch marks some existing classes as private[spark] and adds two types of API annotations:
- `EXPERIMENTAL API` = experimental user-facing module
- `DEVELOPER API - UNSTABLE` = developer-facing API that might change

There is some discussion of the different mechanisms for doing this here:
https://issues.apache.org/jira/browse/SPARK-1081

I was pretty aggressive with marking things private. Keep in mind that if we want to open something up in the future we can, but we can never reduce visibility.

A few notes here:
- In the past we've been inconsistent with the visiblity of the X-RDD classes. This patch marks them private whenever there is an existing function in RDD that can directly creat them (e.g. CoalescedRDD and rdd.coalesce()). One trade-off here is users can't subclass them.
- Noted that compression and serialization formats don't have to be wire compatible across versions.
- Compression codecs and serialization formats are semi-private as users typically don't instantiate them directly.
- Metrics sources are made private - user only interacts with them through Spark's reflection

Author: Patrick Wendell <pwendell@gmail.com>
Author: Andrew Or <andrewor14@gmail.com>

Closes apache#274 from pwendell/private-apis and squashes the following commits:

44179e4 [Patrick Wendell] Merge remote-tracking branch 'apache-github/master' into private-apis
042c803 [Patrick Wendell] spark.annotations -> spark.annotation
bfe7b52 [Patrick Wendell] Adding experimental for approximate counts
8d0c873 [Patrick Wendell] Warning in SparkEnv
99b223a [Patrick Wendell] Cleaning up annotations
e849f64 [Patrick Wendell] Merge pull request #2 from andrewor14/annotations
982a473 [Andrew Or] Generalize jQuery matching for non Spark-core API docs
a01c076 [Patrick Wendell] Merge pull request #1 from andrewor14/annotations
c1bcb41 [Andrew Or] DeveloperAPI -> DeveloperApi
0d48908 [Andrew Or] Comments and new lines (minor)
f3954e0 [Andrew Or] Add identifier tags in comments to work around scaladocs bug
99192ef [Andrew Or] Dynamically add badges based on annotations
824011b [Andrew Or] Add support for injecting arbitrary JavaScript to API docs
037755c [Patrick Wendell] Some changes after working with andrew or
f7d124f [Patrick Wendell] Small fixes
c318b24 [Patrick Wendell] Use CSS styles
e4c76b9 [Patrick Wendell] Logging
f390b13 [Patrick Wendell] Better visibility for workaround constructors
d6b0afd [Patrick Wendell] Small chang to existing constructor
403ba52 [Patrick Wendell] Style fix
870a7ba [Patrick Wendell] Work around for SI-8479
7fb13b2 [Patrick Wendell] Changes to UnionRDD and EmptyRDD
4a9e90c [Patrick Wendell] EXPERIMENTAL API --> EXPERIMENTAL
c581dce [Patrick Wendell] Changes after building against Shark.
8452309 [Patrick Wendell] Style fixes
1ed27d2 [Patrick Wendell] Formatting and coloring of badges
cd7a465 [Patrick Wendell] Code review feedback
2f706f1 [Patrick Wendell] Don't use floats
542a736 [Patrick Wendell] Small fixes
cf23ec6 [Patrick Wendell] Marking GraphX as alpha
d86818e [Patrick Wendell] Another naming change
5a76ed6 [Patrick Wendell] More visiblity clean-up
42c1f09 [Patrick Wendell] Using better labels
9d48cbf [Patrick Wendell] Initial pass
markhamstra referenced this pull request in markhamstra/spark Apr 14, 2014
When debugging Spark Streaming applications it is necessary to monitor certain metrics that are not shown in the Spark application UI. For example, what is average processing time of batches? What is the scheduling delay? Is the system able to process as fast as it is receiving data? How many records I am receiving through my receivers?

While the StreamingListener interface introduced in the 0.9 provided some of this information, it could only be accessed programmatically. A UI that shows information specific to the streaming applications is necessary for easier debugging. This PR introduces such a UI. It shows various statistics related to the streaming application. Here is a screenshot of the UI running on my local machine.

http://i.imgur.com/1ooDGhm.png

This UI is integrated into the Spark UI running at 4040.

Author: Tathagata Das <tathagata.das1565@gmail.com>
Author: Andrew Or <andrewor14@gmail.com>

Closes apache#290 from tdas/streaming-web-ui and squashes the following commits:

fc73ca5 [Tathagata Das] Merge pull request alteryx#9 from andrewor14/ui-refactor
642dd88 [Andrew Or] Merge SparkUISuite.scala into UISuite.scala
eb30517 [Andrew Or] Merge github.com:apache/spark into ui-refactor
f4f4cbe [Tathagata Das] More minor fixes.
34bb364 [Tathagata Das] Merge branch 'streaming-web-ui' of github.com:tdas/spark into streaming-web-ui
252c566 [Tathagata Das] Merge pull request alteryx#8 from andrewor14/ui-refactor
e038b4b [Tathagata Das] Addressed Patrick's comments.
125a054 [Andrew Or] Disable serving static resources with gzip
90feb8d [Andrew Or] Address Patrick's comments
89dae36 [Tathagata Das] Merge branch 'streaming-web-ui' of github.com:tdas/spark into streaming-web-ui
72fe256 [Tathagata Das] Merge pull request alteryx#6 from andrewor14/ui-refactor
2fc09c8 [Tathagata Das] Added binary check exclusions
aa396d4 [Andrew Or] Rename tabs and pages (No more IndexPage.scala)
f8e1053 [Tathagata Das] Added Spark and Streaming UI unit tests.
caa5e05 [Tathagata Das] Merge branch 'streaming-web-ui' of github.com:tdas/spark into streaming-web-ui
585cd65 [Tathagata Das] Merge pull request alteryx#5 from andrewor14/ui-refactor
914b8ff [Tathagata Das] Moved utils functions to UIUtils.
548c98c [Andrew Or] Wide refactoring of WebUI, UITab, and UIPage (see commit message)
6de06b0 [Tathagata Das] Merge remote-tracking branch 'apache/master' into streaming-web-ui
ee6543f [Tathagata Das] Minor changes based on Andrew's comments.
fa760fe [Tathagata Das] Fixed long line.
1c0bcef [Tathagata Das] Refactored streaming UI into two files.
1af239b [Tathagata Das] Changed streaming UI to attach itself as a tab with the Spark UI.
827e81a [Tathagata Das] Merge branch 'streaming-web-ui' of github.com:tdas/spark into streaming-web-ui
168fe86 [Tathagata Das] Merge pull request #2 from andrewor14/ui-refactor
3e986f8 [Tathagata Das] Merge remote-tracking branch 'apache/master' into streaming-web-ui
c78c92d [Andrew Or] Remove outdated comment
8f7323b [Andrew Or] End of file new lines, indentation, and imports (minor)
0d61ee8 [Andrew Or] Merge branch 'streaming-web-ui' of github.com:tdas/spark into ui-refactor
9a48fa1 [Andrew Or] Allow adding tabs to SparkUI dynamically + add example
61358e3 [Tathagata Das] Merge remote-tracking branch 'apache-github/master' into streaming-web-ui
53be2c5 [Tathagata Das] Minor style updates.
ed25dfc [Andrew Or] Generalize SparkUI header to display tabs dynamically
a37ad4f [Andrew Or] Comments, imports and formatting (minor)
cd000b0 [Andrew Or] Merge github.com:apache/spark into ui-refactor
7d57444 [Andrew Or] Refactoring the UI interface to add flexibility
aef4dd5 [Tathagata Das] Added Apache licenses.
db27bad [Tathagata Das] Added last batch processing time to StreamingUI.
4d86e98 [Tathagata Das] Added basic stats to the StreamingUI and refactored the UI to a Page to make it easier to transition to using SparkUI later.
93f1c69 [Tathagata Das] Added network receiver information to the Streaming UI.
56cc7fb [Tathagata Das] First cut implementation of Streaming UI.
markhamstra pushed a commit that referenced this pull request Apr 29, 2014
Author: Reynold Xin <rxin@apache.org>

Closes #2 from rxin/docs and squashes the following commits:

08bbd5f [Reynold Xin] Removed reference to incubation in Spark user docs.
markhamstra pushed a commit that referenced this pull request Apr 29, 2014
Companion commit to pull request #64, fix the typo on the Java side of the docs.

Author: Aaron Kimball <aaron@magnify.io>

Closes #65 from kimballa/spark-1173-java-doc-update and squashes the following commits:

8ce11d3 [Aaron Kimball] SPARK-1173. (#2) Fix typo in Java streaming example.
markhamstra referenced this pull request in markhamstra/spark May 13, 2014
When debugging Spark Streaming applications it is necessary to monitor certain metrics that are not shown in the Spark application UI. For example, what is average processing time of batches? What is the scheduling delay? Is the system able to process as fast as it is receiving data? How many records I am receiving through my receivers?

While the StreamingListener interface introduced in the 0.9 provided some of this information, it could only be accessed programmatically. A UI that shows information specific to the streaming applications is necessary for easier debugging. This PR introduces such a UI. It shows various statistics related to the streaming application. Here is a screenshot of the UI running on my local machine.

http://i.imgur.com/1ooDGhm.png

This UI is integrated into the Spark UI running at 4040.

Author: Tathagata Das <tathagata.das1565@gmail.com>
Author: Andrew Or <andrewor14@gmail.com>

Closes apache#290 from tdas/streaming-web-ui and squashes the following commits:

fc73ca5 [Tathagata Das] Merge pull request alteryx#9 from andrewor14/ui-refactor
642dd88 [Andrew Or] Merge SparkUISuite.scala into UISuite.scala
eb30517 [Andrew Or] Merge github.com:apache/spark into ui-refactor
f4f4cbe [Tathagata Das] More minor fixes.
34bb364 [Tathagata Das] Merge branch 'streaming-web-ui' of github.com:tdas/spark into streaming-web-ui
252c566 [Tathagata Das] Merge pull request alteryx#8 from andrewor14/ui-refactor
e038b4b [Tathagata Das] Addressed Patrick's comments.
125a054 [Andrew Or] Disable serving static resources with gzip
90feb8d [Andrew Or] Address Patrick's comments
89dae36 [Tathagata Das] Merge branch 'streaming-web-ui' of github.com:tdas/spark into streaming-web-ui
72fe256 [Tathagata Das] Merge pull request alteryx#6 from andrewor14/ui-refactor
2fc09c8 [Tathagata Das] Added binary check exclusions
aa396d4 [Andrew Or] Rename tabs and pages (No more IndexPage.scala)
f8e1053 [Tathagata Das] Added Spark and Streaming UI unit tests.
caa5e05 [Tathagata Das] Merge branch 'streaming-web-ui' of github.com:tdas/spark into streaming-web-ui
585cd65 [Tathagata Das] Merge pull request alteryx#5 from andrewor14/ui-refactor
914b8ff [Tathagata Das] Moved utils functions to UIUtils.
548c98c [Andrew Or] Wide refactoring of WebUI, UITab, and UIPage (see commit message)
6de06b0 [Tathagata Das] Merge remote-tracking branch 'apache/master' into streaming-web-ui
ee6543f [Tathagata Das] Minor changes based on Andrew's comments.
fa760fe [Tathagata Das] Fixed long line.
1c0bcef [Tathagata Das] Refactored streaming UI into two files.
1af239b [Tathagata Das] Changed streaming UI to attach itself as a tab with the Spark UI.
827e81a [Tathagata Das] Merge branch 'streaming-web-ui' of github.com:tdas/spark into streaming-web-ui
168fe86 [Tathagata Das] Merge pull request #2 from andrewor14/ui-refactor
3e986f8 [Tathagata Das] Merge remote-tracking branch 'apache/master' into streaming-web-ui
c78c92d [Andrew Or] Remove outdated comment
8f7323b [Andrew Or] End of file new lines, indentation, and imports (minor)
0d61ee8 [Andrew Or] Merge branch 'streaming-web-ui' of github.com:tdas/spark into ui-refactor
9a48fa1 [Andrew Or] Allow adding tabs to SparkUI dynamically + add example
61358e3 [Tathagata Das] Merge remote-tracking branch 'apache-github/master' into streaming-web-ui
53be2c5 [Tathagata Das] Minor style updates.
ed25dfc [Andrew Or] Generalize SparkUI header to display tabs dynamically
a37ad4f [Andrew Or] Comments, imports and formatting (minor)
cd000b0 [Andrew Or] Merge github.com:apache/spark into ui-refactor
7d57444 [Andrew Or] Refactoring the UI interface to add flexibility
aef4dd5 [Tathagata Das] Added Apache licenses.
db27bad [Tathagata Das] Added last batch processing time to StreamingUI.
4d86e98 [Tathagata Das] Added basic stats to the StreamingUI and refactored the UI to a Page to make it easier to transition to using SparkUI later.
93f1c69 [Tathagata Das] Added network receiver information to the Streaming UI.
56cc7fb [Tathagata Das] First cut implementation of Streaming UI.
markhamstra pushed a commit that referenced this pull request May 23, 2014
Author: Reynold Xin <rxin@apache.org>

Closes #2 from rxin/docs and squashes the following commits:

08bbd5f [Reynold Xin] Removed reference to incubation in Spark user docs.
(cherry picked from commit 40e080a)

Conflicts:

	docs/_config.yml
jhartlaub added a commit to jhartlaub/spark that referenced this pull request May 27, 2014
Catching up with Apache and reverting the Zookeeper version
markhamstra referenced this pull request in markhamstra/spark May 30, 2014
A straightforward implementation of LPA algorithm for detecting graph communities using the Pregel framework.  Amongst the growing literature on community detection algorithms in networks, LPA is perhaps the most elementary, and despite its flaws it remains a nice and simple approach.

Author: Ankur Dave <ankurdave@gmail.com>
Author: haroldsultan <haroldsultan@gmail.com>
Author: Harold Sultan <haroldsultan@gmail.com>

Closes apache#905 from haroldsultan/master and squashes the following commits:

327aee0 [haroldsultan] Merge pull request #2 from ankurdave/label-propagation
227a4d0 [Ankur Dave] Untabify
0ac574c [haroldsultan] Merge pull request #1 from ankurdave/label-propagation
0e24303 [Ankur Dave] Add LabelPropagationSuite
84aa061 [Ankur Dave] LabelPropagation: Fix compile errors and style; rename from LPA
9830342 [Harold Sultan] initial version of LPA
markhamstra referenced this pull request in markhamstra/spark Jun 16, 2014
Modified the takeSample method in RDD to use the ScaSRS sampling technique to improve performance. Added a private method that computes sampling rate > sample_size/total to ensure sufficient sample size with success rate >= 0.9999. Added a unit test for the private method to validate choice of sampling rate.

Author: Doris Xin <doris.s.xin@gmail.com>
Author: dorx <doris.s.xin@gmail.com>
Author: Xiangrui Meng <meng@databricks.com>

Closes apache#916 from dorx/takeSample and squashes the following commits:

5b061ae [Doris Xin] merge master
444e750 [Doris Xin] edge cases
3de882b [dorx] Merge pull request #2 from mengxr/SPARK-1939
82dde31 [Xiangrui Meng] update pyspark's takeSample
48d954d [Doris Xin] remove unused imports from RDDSuite
fb1452f [Doris Xin] allowing num to be greater than count in all cases
1481b01 [Doris Xin] washing test tubes and making coffee
dc699f3 [Doris Xin] give back imports removed by accident in rdd.py
64e445b [Doris Xin] logwarnning as soon as it enters the while loop
55518ed [Doris Xin] added TODO for logging in rdd.py
eff89e2 [Doris Xin] addressed reviewer comments.
ecab508 [Doris Xin] "fixed checkstyle violation
0a9b3e3 [Doris Xin] "reviewer comment addressed"
f80f270 [Doris Xin] Merge branch 'master' into takeSample
ae3ad04 [Doris Xin] fixed edge cases to prevent overflow
065ebcd [Doris Xin] Merge branch 'master' into takeSample
9bdd36e [Doris Xin] Check sample size and move computeFraction
e3fd6a6 [Doris Xin] Merge branch 'master' into takeSample
7cab53a [Doris Xin] fixed import bug in rdd.py
ffea61a [Doris Xin] SPARK-1939: Refactor takeSample method in RDD
1441977 [Doris Xin] SPARK-1939 Refactor takeSample method in RDD to use ScaSRS
markhamstra referenced this pull request in markhamstra/spark Jul 11, 2014
Security groups created by `spark-ec2` do not prepend “spark-“ to the
name.

Since naming the instances themselves is new to `spark-ec2`, it’s better
to change that pattern to match the existing naming pattern for the
security groups, rather than the other way around.

Author: Nicholas Chammas <nicholas.chammas@gmail.com>
Author: nchammas <nicholas.chammas@gmail.com>

Closes apache#1344 from nchammas/master and squashes the following commits:

f7e4581 [Nicholas Chammas] unrelated pep8 fix
a36eed0 [Nicholas Chammas] name ec2 instances and security groups consistently
de7292a [nchammas] Merge pull request alteryx#4 from apache/master
2e4fe00 [nchammas] Merge pull request #3 from apache/master
89fde08 [nchammas] Merge pull request #2 from apache/master
69f6e22 [Nicholas Chammas] PEP8 fixes
2627247 [Nicholas Chammas] broke up lines before they hit 100 chars
6544b7e [Nicholas Chammas] [SPARK-2065] give launched instances names
69da6cf [nchammas] Merge pull request #1 from apache/master
markhamstra referenced this pull request in markhamstra/spark Jul 22, 2014
This pull request aims to resolve all outstanding PEP8 violations in PySpark.

Author: Nicholas Chammas <nicholas.chammas@gmail.com>
Author: nchammas <nicholas.chammas@gmail.com>

Closes apache#1505 from nchammas/master and squashes the following commits:

98171af [Nicholas Chammas] [SPARK-2470] revert PEP 8 fixes to cloudpickle
cba7768 [Nicholas Chammas] [SPARK-2470] wrap expression list in parentheses
e178dbe [Nicholas Chammas] [SPARK-2470] style - change position of line break
9127d2b [Nicholas Chammas] [SPARK-2470] wrap expression lists in parentheses
22132a4 [Nicholas Chammas] [SPARK-2470] wrap conditionals in parentheses
24639bc [Nicholas Chammas] [SPARK-2470] fix whitespace for doctest
7d557b7 [Nicholas Chammas] [SPARK-2470] PEP8 fixes to tests.py
8f8e4c0 [Nicholas Chammas] [SPARK-2470] PEP8 fixes to storagelevel.py
b3b96cf [Nicholas Chammas] [SPARK-2470] PEP8 fixes to statcounter.py
d644477 [Nicholas Chammas] [SPARK-2470] PEP8 fixes to worker.py
aa3a7b6 [Nicholas Chammas] [SPARK-2470] PEP8 fixes to sql.py
1916859 [Nicholas Chammas] [SPARK-2470] PEP8 fixes to shell.py
95d1d95 [Nicholas Chammas] [SPARK-2470] PEP8 fixes to serializers.py
a0fec2e [Nicholas Chammas] [SPARK-2470] PEP8 fixes to mllib
c85e1e5 [Nicholas Chammas] [SPARK-2470] PEP8 fixes to join.py
d14f2f1 [Nicholas Chammas] [SPARK-2470] PEP8 fixes to __init__.py
81fcb20 [Nicholas Chammas] [SPARK-2470] PEP8 fixes to resultiterable.py
1bde265 [Nicholas Chammas] [SPARK-2470] PEP8 fixes to java_gateway.py
7fc849c [Nicholas Chammas] [SPARK-2470] PEP8 fixes to daemon.py
ca2d28b [Nicholas Chammas] [SPARK-2470] PEP8 fixes to context.py
f4e0039 [Nicholas Chammas] [SPARK-2470] PEP8 fixes to conf.py
a6d5e4b [Nicholas Chammas] [SPARK-2470] PEP8 fixes to cloudpickle.py
f0a7ebf [Nicholas Chammas] [SPARK-2470] PEP8 fixes to rddsampler.py
4dd148f [nchammas] Merge pull request alteryx#5 from apache/master
f7e4581 [Nicholas Chammas] unrelated pep8 fix
a36eed0 [Nicholas Chammas] name ec2 instances and security groups consistently
de7292a [nchammas] Merge pull request alteryx#4 from apache/master
2e4fe00 [nchammas] Merge pull request #3 from apache/master
89fde08 [nchammas] Merge pull request #2 from apache/master
69f6e22 [Nicholas Chammas] PEP8 fixes
2627247 [Nicholas Chammas] broke up lines before they hit 100 chars
6544b7e [Nicholas Chammas] [SPARK-2065] give launched instances names
69da6cf [nchammas] Merge pull request #1 from apache/master
markhamstra referenced this pull request in markhamstra/spark Aug 7, 2014
As described in [SPARK-2627](https://issues.apache.org/jira/browse/SPARK-2627), we'd like Python code to automatically be checked for PEP 8 compliance by Jenkins. This pull request aims to do that.

Notes:
* We may need to install [`pep8`](https://pypi.python.org/pypi/pep8) on the build server.
* I'm expecting tests to fail now that PEP 8 compliance is being checked as part of the build. I'm fine with cleaning up any remaining PEP 8 violations as part of this pull request.
* I did not understand why the RAT and scalastyle reports are saved to text files. I did the same for the PEP 8 check, but only so that the console output style can match those for the RAT and scalastyle checks. The PEP 8 report is removed right after the check is complete.
* Updates to the ["Contributing to Spark"](https://cwiki.apache.org/confluence/display/SPARK/Contributing+to+Spark) guide will be submitted elsewhere, as I don't believe that text is part of the Spark repo.

Author: Nicholas Chammas <nicholas.chammas@gmail.com>
Author: nchammas <nicholas.chammas@gmail.com>

Closes apache#1744 from nchammas/master and squashes the following commits:

274b238 [Nicholas Chammas] [SPARK-2627] [PySpark] minor indentation changes
983d963 [nchammas] Merge pull request alteryx#5 from apache/master
1db5314 [nchammas] Merge pull request alteryx#4 from apache/master
0e0245f [Nicholas Chammas] [SPARK-2627] undo erroneous whitespace fixes
bf30942 [Nicholas Chammas] [SPARK-2627] PEP8: comment spacing
6db9a44 [nchammas] Merge pull request #3 from apache/master
7b4750e [Nicholas Chammas] merge upstream changes
91b7584 [Nicholas Chammas] [SPARK-2627] undo unnecessary line breaks
44e3e56 [Nicholas Chammas] [SPARK-2627] use tox.ini to exclude files
b09fae2 [Nicholas Chammas] don't wrap comments unnecessarily
bfb9f9f [Nicholas Chammas] [SPARK-2627] keep up with the PEP 8 fixes
9da347f [nchammas] Merge pull request #2 from apache/master
aa5b4b5 [Nicholas Chammas] [SPARK-2627] follow Spark bash style for if blocks
d0a83b9 [Nicholas Chammas] [SPARK-2627] check that pep8 downloaded fine
dffb5dd [Nicholas Chammas] [SPARK-2627] download pep8 at runtime
a1ce7ae [Nicholas Chammas] [SPARK-2627] space out test report sections
21da538 [Nicholas Chammas] [SPARK-2627] it's PEP 8, not PEP8
6f4900b [Nicholas Chammas] [SPARK-2627] more misc PEP 8 fixes
fe57ed0 [Nicholas Chammas] removing merge conflict backups
9c01d4c [nchammas] Merge pull request #1 from apache/master
9a66cb0 [Nicholas Chammas] resolving merge conflicts
a31ccc4 [Nicholas Chammas] [SPARK-2627] miscellaneous PEP 8 fixes
beaa9ac [Nicholas Chammas] [SPARK-2627] fail check on non-zero status
723ed39 [Nicholas Chammas] always delete the report file
0541ebb [Nicholas Chammas] [SPARK-2627] call Python linter from run-tests
12440fa [Nicholas Chammas] [SPARK-2627] add Scala linter
61c07b9 [Nicholas Chammas] [SPARK-2627] add Python linter
75ad552 [Nicholas Chammas] make check output style consistent

(cherry picked from commit d614967)
Signed-off-by: Reynold Xin <rxin@apache.org>
markhamstra referenced this pull request in markhamstra/spark Aug 12, 2014
As described in [SPARK-2627](https://issues.apache.org/jira/browse/SPARK-2627), we'd like Python code to automatically be checked for PEP 8 compliance by Jenkins. This pull request aims to do that.

Notes:
* We may need to install [`pep8`](https://pypi.python.org/pypi/pep8) on the build server.
* I'm expecting tests to fail now that PEP 8 compliance is being checked as part of the build. I'm fine with cleaning up any remaining PEP 8 violations as part of this pull request.
* I did not understand why the RAT and scalastyle reports are saved to text files. I did the same for the PEP 8 check, but only so that the console output style can match those for the RAT and scalastyle checks. The PEP 8 report is removed right after the check is complete.
* Updates to the ["Contributing to Spark"](https://cwiki.apache.org/confluence/display/SPARK/Contributing+to+Spark) guide will be submitted elsewhere, as I don't believe that text is part of the Spark repo.

Author: Nicholas Chammas <nicholas.chammas@gmail.com>
Author: nchammas <nicholas.chammas@gmail.com>

Closes apache#1744 from nchammas/master and squashes the following commits:

274b238 [Nicholas Chammas] [SPARK-2627] [PySpark] minor indentation changes
983d963 [nchammas] Merge pull request alteryx#5 from apache/master
1db5314 [nchammas] Merge pull request alteryx#4 from apache/master
0e0245f [Nicholas Chammas] [SPARK-2627] undo erroneous whitespace fixes
bf30942 [Nicholas Chammas] [SPARK-2627] PEP8: comment spacing
6db9a44 [nchammas] Merge pull request #3 from apache/master
7b4750e [Nicholas Chammas] merge upstream changes
91b7584 [Nicholas Chammas] [SPARK-2627] undo unnecessary line breaks
44e3e56 [Nicholas Chammas] [SPARK-2627] use tox.ini to exclude files
b09fae2 [Nicholas Chammas] don't wrap comments unnecessarily
bfb9f9f [Nicholas Chammas] [SPARK-2627] keep up with the PEP 8 fixes
9da347f [nchammas] Merge pull request #2 from apache/master
aa5b4b5 [Nicholas Chammas] [SPARK-2627] follow Spark bash style for if blocks
d0a83b9 [Nicholas Chammas] [SPARK-2627] check that pep8 downloaded fine
dffb5dd [Nicholas Chammas] [SPARK-2627] download pep8 at runtime
a1ce7ae [Nicholas Chammas] [SPARK-2627] space out test report sections
21da538 [Nicholas Chammas] [SPARK-2627] it's PEP 8, not PEP8
6f4900b [Nicholas Chammas] [SPARK-2627] more misc PEP 8 fixes
fe57ed0 [Nicholas Chammas] removing merge conflict backups
9c01d4c [nchammas] Merge pull request #1 from apache/master
9a66cb0 [Nicholas Chammas] resolving merge conflicts
a31ccc4 [Nicholas Chammas] [SPARK-2627] miscellaneous PEP 8 fixes
beaa9ac [Nicholas Chammas] [SPARK-2627] fail check on non-zero status
723ed39 [Nicholas Chammas] always delete the report file
0541ebb [Nicholas Chammas] [SPARK-2627] call Python linter from run-tests
12440fa [Nicholas Chammas] [SPARK-2627] add Scala linter
61c07b9 [Nicholas Chammas] [SPARK-2627] add Python linter
75ad552 [Nicholas Chammas] make check output style consistent
markhamstra referenced this pull request in markhamstra/spark Aug 29, 2014
…iled stages (in UI)

This is a HOTFIX for 1.1.

Author: Reynold Xin <rxin@apache.org>
Author: Kay Ousterhout <kayousterhout@gmail.com>

Closes apache#2127 from rxin/SPARK-3224 and squashes the following commits:

effb1ce [Reynold Xin] Move log message.
49282b3 [Reynold Xin] Kay's feedback.
3f01847 [Reynold Xin] Merge pull request #2 from kayousterhout/SPARK-3224
796d282 [Kay Ousterhout] Added unit test for SPARK-3224
3d3d356 [Reynold Xin] Remove map output loc even for repeated FetchFaileds.
1dd3eb5 [Reynold Xin] [SPARK-3224] FetchFailed reduce stages should only show up once in the failed stages UI.
(cherry picked from commit bf71905)

Signed-off-by: Patrick Wendell <pwendell@gmail.com>
markhamstra referenced this pull request in markhamstra/spark Sep 8, 2014
…iled stages (in UI)

This is a HOTFIX for 1.1.

Author: Reynold Xin <rxin@apache.org>
Author: Kay Ousterhout <kayousterhout@gmail.com>

Closes apache#2127 from rxin/SPARK-3224 and squashes the following commits:

effb1ce [Reynold Xin] Move log message.
49282b3 [Reynold Xin] Kay's feedback.
3f01847 [Reynold Xin] Merge pull request #2 from kayousterhout/SPARK-3224
796d282 [Kay Ousterhout] Added unit test for SPARK-3224
3d3d356 [Reynold Xin] Remove map output loc even for repeated FetchFaileds.
1dd3eb5 [Reynold Xin] [SPARK-3224] FetchFailed reduce stages should only show up once in the failed stages UI.
markhamstra referenced this pull request in markhamstra/spark Sep 14, 2014
Type Coercion should support every type to have null value

Author: Daoyuan Wang <daoyuan.wang@intel.com>
Author: Michael Armbrust <michael@databricks.com>

Closes apache#2246 from adrian-wang/spark3363-0 and squashes the following commits:

c6241de [Daoyuan Wang] minor code clean
595b417 [Daoyuan Wang] Merge pull request #2 from marmbrus/pr/2246
832e640 [Michael Armbrust] reduce code duplication
ef6f986 [Daoyuan Wang] make double boolean miss in jsonRDD compatibleType
c619f0a [Daoyuan Wang] Type Coercion should support every type to have null value
markhamstra referenced this pull request in markhamstra/spark Sep 24, 2014
Testing arguments to `sbt` need to be passed as an array, not a single, long string.

Fixes a bug introduced in apache#2420.

Author: Nicholas Chammas <nicholas.chammas@gmail.com>

Closes apache#2437 from nchammas/selective-testing and squashes the following commits:

a9f9c1c [Nicholas Chammas] fix printing of sbt test arguments
cf57cbf [Nicholas Chammas] fix sbt test arguments
e33b978 [Nicholas Chammas] Merge pull request #2 from apache/master
0b47ca4 [Nicholas Chammas] Merge branch 'master' of github.com:nchammas/spark
8051486 [Nicholas Chammas] Merge pull request #1 from apache/master
03180a4 [Nicholas Chammas] Merge branch 'master' of github.com:nchammas/spark
d4c5f43 [Nicholas Chammas] Merge pull request alteryx#6 from apache/master
markhamstra referenced this pull request in markhamstra/spark Oct 30, 2014
This patch brings Python API for Streaming.

This patch is based on work from @giwa

Author: giwa <ugw.gi.world@gmail.com>
Author: Ken Takagiwa <ken@Kens-MacBook-Pro.local>
Author: Davies Liu <davies.liu@gmail.com>
Author: Ken Takagiwa <ken@kens-mbp.gateway.sonic.net>
Author: Tathagata Das <tathagata.das1565@gmail.com>
Author: Ken <ugw.gi.world@gmail.com>
Author: Ken Takagiwa <ugw.gi.world@gmail.com>
Author: Matthew Farrellee <matt@redhat.com>

Closes apache#2538 from davies/streaming and squashes the following commits:

64561e4 [Davies Liu] fix tests
331ecce [Davies Liu] fix example
3e2492b [Davies Liu] change updateStateByKey() to easy API
182be73 [Davies Liu] Merge branch 'master' of github.com:apache/spark into streaming
02d0575 [Davies Liu] add wrapper for foreachRDD()
bebeb4a [Davies Liu] address all comments
6db00da [Davies Liu] Merge branch 'master' of github.com:apache/spark into streaming
8380064 [Davies Liu] Merge branch 'master' of github.com:apache/spark into streaming
52c535b [Davies Liu] remove fix for sum()
e108ec1 [Davies Liu]  address comments
37fe06f [Davies Liu] use random port for callback server
d05871e [Davies Liu] remove reuse of PythonRDD
be5e5ff [Davies Liu] merge branch of env, make tests stable.
8071541 [Davies Liu] Merge branch 'env' into streaming
c7bbbce [Davies Liu] fix sphinx docs
6bb9d91 [Davies Liu] Merge branch 'master' of github.com:apache/spark into streaming
4d0ea8b [Davies Liu] clear reference of SparkEnv after stop
54bd92b [Davies Liu] improve tests
c2b31cb [Davies Liu] Merge branch 'master' of github.com:apache/spark into streaming
7a88f9f [Davies Liu] rollback RDD.setContext(), use textFileStream() to test checkpointing
bd8a4c2 [Davies Liu] fix scala style
7797c70 [Davies Liu] refactor
ff88bec [Davies Liu] rename RDDFunction to TransformFunction
d328aca [Davies Liu] fix serializer in queueStream
6f0da2f [Davies Liu] recover from checkpoint
fa7261b [Davies Liu] refactor
a13ff34 [Davies Liu] address comments
8466916 [Davies Liu] support checkpoint
9a16bd1 [Davies Liu] change number of partitions during tests
b98d63f [Davies Liu] change private[spark] to private[python]
eed6e2a [Davies Liu] rollback not needed changes
e00136b [Davies Liu] address comments
069a94c [Davies Liu] fix the number of partitions during window()
338580a [Davies Liu] change _first(), _take(), _collect() as private API
19797f9 [Davies Liu] clean up
6ebceca [Davies Liu] add more tests
c40c52d [Davies Liu] change first(), take(n) to has the same behavior as RDD
98ac6c2 [Davies Liu] support ssc.transform()
b983f0f [Davies Liu] address comments
847f9b9 [Davies Liu] add more docs, add first(), take()
e059ca2 [Davies Liu] move check of window into Python
fce0ef5 [Davies Liu] rafactor of foreachRDD()
7001b51 [Davies Liu] refactor of queueStream()
26ea396 [Davies Liu] refactor
74df565 [Davies Liu] fix print and docs
b32774c [Davies Liu] move java_import into streaming
604323f [Davies Liu] enable streaming tests
c499ba0 [Davies Liu] remove Time and Duration
3f0fb4b [Davies Liu] refactor fix tests
c28f520 [Davies Liu] support updateStateByKey
d357b70 [Davies Liu] support windowed dstream
bd13026 [Davies Liu] fix examples
eec401e [Davies Liu] refactor, combine TransformedRDD, fix reuse PythonRDD, fix union
9a57685 [Davies Liu] fix python style
bd27874 [Davies Liu] fix scala style
7339be0 [Davies Liu] delete tests
7f53086 [Davies Liu] support transform(), refactor and cleanup
df098fc [Davies Liu] Merge branch 'master' into giwa
550dfd9 [giwa] WIP fixing 1.1 merge
5cdb6fa [giwa] changed for SCCallSiteSync
e685853 [giwa] meged with rebased 1.1 branch
2d32a74 [giwa] added some StreamingContextTestSuite
4a59e1e [giwa] WIP:added more test for StreamingContext
8ffdbf1 [giwa] added atexit to handle callback server
d5f5fcb [giwa] added comment for StreamingContext.sparkContext
63c881a [giwa] added StreamingContext.sparkContext
d39f102 [giwa] added StreamingContext.remember
d542743 [giwa] clean up code
2fdf0de [Matthew Farrellee] Fix scalastyle errors
c0a06bc [giwa] delete not implemented functions
f385976 [giwa] delete inproper comments
b0f2015 [giwa] added comment in dstream._test_output
bebb3f3 [giwa] remove the last brank line
fbed8da [giwa] revert pom.xml
8ed93af [giwa] fixed explanaiton
066ba90 [giwa] revert pom.xml
fa4af88 [giwa] remove duplicated import
6ae3caa [giwa] revert pom.xml
7dc7391 [giwa] fixed typo
62dc7a3 [giwa] clean up exmples
f04882c [giwa] clen up examples
b171ec3 [giwa] fixed pep8 violation
f198d14 [giwa] clean up code
3166d31 [giwa] clean up
c00e091 [giwa] change test case not to use awaitTermination
e80647e [giwa] adopted the latest compression way of python command
58e41ff [giwa] merge with master
455e5af [giwa] removed wasted print in DStream
af336b7 [giwa] add comments
ddd4ee1 [giwa] added TODO coments
99ce042 [giwa] added saveAsTextFiles and saveAsPickledFiles
2a06cdb [giwa] remove waste duplicated code
c5ecfc1 [giwa] basic function test cases are passed
8dcda84 [giwa] all tests are passed if numSlice is 2 and the numver of each input is over 4
795b2cd [giwa] broke something
1e126bf [giwa] WIP: solved partitioned and None is not recognized
f67cf57 [giwa] added mapValues and flatMapVaules WIP for glom and mapPartitions test
953deb0 [giwa] edited the comment to add more precise description
af610d3 [giwa] removed unnesessary changes
c1d546e [giwa] fixed PEP-008 violation
99410be [giwa] delete waste file
b3b0362 [giwa] added basic operation test cases
9cde7c9 [giwa] WIP added test case
bd3ba53 [giwa] WIP
5c04a5f [giwa] WIP: added PythonTestInputStream
019ef38 [giwa] WIP
1934726 [giwa] update comment
376e3ac [giwa] WIP
932372a [giwa] clean up dstream.py
0b09cff [giwa] added stop in StreamingContext
92e333e [giwa] implemented reduce and count function in Dstream
1b83354 [giwa] Removed the waste line
88f7506 [Ken Takagiwa] Kill py4j callback server properly
54b5358 [Ken Takagiwa] tried to restart callback server
4f07163 [Tathagata Das] Implemented DStream.foreachRDD in the Python API using Py4J callback server.
fe02547 [Ken Takagiwa] remove waste file
2ad7bd3 [Ken Takagiwa] clean up codes
6197a11 [Ken Takagiwa] clean up code
eb4bf48 [Ken Takagiwa] fix map function
98c2a00 [Ken Takagiwa] added count operation but this implementation need double check
58591d2 [Ken Takagiwa] reduceByKey is working
0df7111 [Ken Takagiwa] delete old file
f485b1d [Ken Takagiwa] fied input of socketTextDStream
dd6de81 [Ken Takagiwa] initial commit for socketTextStream
247fd74 [Ken Takagiwa] modified the code base on comment in tdas#10
4bcb318 [Ken Takagiwa] implementing transform function in Python
38adf95 [Ken Takagiwa] added reducedByKey not working yet
66fcfff [Ken Takagiwa] modify dstream.py to fix indent error
41886c2 [Ken Takagiwa] comment PythonDStream.PairwiseDStream
0b99bec [Ken] initial commit for pySparkStreaming
c214199 [giwa] added testcase for combineByKey
5625bdc [giwa] added gorupByKey testcase
10ab87b [giwa] added sparkContext as input parameter in StreamingContext
10b5b04 [giwa] removed wasted print in DStream
e54f986 [giwa] add comments
16aa64f [giwa] added TODO coments
74535d4 [giwa] added saveAsTextFiles and saveAsPickledFiles
f76c182 [giwa] remove waste duplicated code
18c8723 [giwa] modified streaming test case to add coment
13fb44c [giwa] basic function test cases are passed
3000b2b [giwa] all tests are passed if numSlice is 2 and the numver of each input is over 4
ff14070 [giwa] broke something
bcdec33 [giwa] WIP: solved partitioned and None is not recognized
270a9e1 [giwa] added mapValues and flatMapVaules WIP for glom and mapPartitions test
bb10956 [giwa] edited the comment to add more precise description
253a863 [giwa] removed unnesessary changes
3d37822 [giwa] fixed PEP-008 violation
f21cab3 [giwa] delete waste file
878bad7 [giwa] added basic operation test cases
ce2acd2 [giwa] WIP added test case
9ad6855 [giwa] WIP
1df77f5 [giwa] WIP: added PythonTestInputStream
1523b66 [giwa] WIP
8a0fbbc [giwa] update comment
fe648e3 [giwa] WIP
29c2bc5 [giwa] initial commit for testcase
4d40d63 [giwa] clean up dstream.py
c462bb3 [giwa] added stop in StreamingContext
d2c01ba [giwa] clean up examples
3c45cd2 [giwa] implemented reduce and count function in Dstream
b349649 [giwa] Removed the waste line
3b498e1 [Ken Takagiwa] Kill py4j callback server properly
84a9668 [Ken Takagiwa] tried to restart callback server
9ab8952 [Tathagata Das] Added extra line.
05e991b [Tathagata Das] Added missing file
b1d2a30 [Tathagata Das] Implemented DStream.foreachRDD in the Python API using Py4J callback server.
678e854 [Ken Takagiwa] remove waste file
0a8bbbb [Ken Takagiwa] clean up codes
bab31c1 [Ken Takagiwa] clean up code
72b9738 [Ken Takagiwa] fix map function
d3ee86a [Ken Takagiwa] added count operation but this implementation need double check
15feea9 [Ken Takagiwa] edit python sparkstreaming example
6f98e50 [Ken Takagiwa] reduceByKey is working
c455c8d [Ken Takagiwa] added reducedByKey not working yet
dc6995d [Ken Takagiwa] delete old file
b31446a [Ken Takagiwa] fixed typo of network_workdcount.py
ccfd214 [Ken Takagiwa] added doctest for pyspark.streaming.duration
0d1b954 [Ken Takagiwa] fied input of socketTextDStream
f746109 [Ken Takagiwa] initial commit for socketTextStream
bb7ccf3 [Ken Takagiwa] remove unused import in python
224fc5e [Ken Takagiwa] add empty line
d2099d8 [Ken Takagiwa] sorted the import following Spark coding convention
5bac7ec [Ken Takagiwa] revert streaming/pom.xml
e1df940 [Ken Takagiwa] revert pom.xml
494cae5 [Ken Takagiwa] remove not implemented DStream functions in python
17a74c6 [Ken Takagiwa] modified the code base on comment in tdas#10
1a0f065 [Ken Takagiwa] implementing transform function in Python
d7b4d6f [Ken Takagiwa] added reducedByKey not working yet
87438e2 [Ken Takagiwa] modify dstream.py to fix indent error
b406252 [Ken Takagiwa] comment PythonDStream.PairwiseDStream
454981d [Ken] initial commit for pySparkStreaming
150b94c [giwa] added some StreamingContextTestSuite
f7bc8f9 [giwa] WIP:added more test for StreamingContext
ee50c5a [giwa] added atexit to handle callback server
fdc9125 [giwa] added comment for StreamingContext.sparkContext
f5bfb70 [giwa] added StreamingContext.sparkContext
da09768 [giwa] added StreamingContext.remember
d68b568 [giwa] clean up code
4afa390 [giwa] clean up code
1fd6bc7 [Ken Takagiwa] Merge pull request #2 from mattf/giwa-master
d9d59fe [Matthew Farrellee] Fix scalastyle errors
67473a9 [giwa] delete not implemented functions
c97377c [giwa] delete inproper comments
2ea769e [giwa] added comment in dstream._test_output
3b27bd4 [giwa] remove the last brank line
acfcaeb [giwa] revert pom.xml
93f7637 [giwa] fixed explanaiton
50fd6f9 [giwa] revert pom.xml
4f82c89 [giwa] remove duplicated import
9d1de23 [giwa] revert pom.xml
7339df2 [giwa] fixed typo
9c85e48 [giwa] clean up exmples
24f95db [giwa] clen up examples
0d30109 [giwa] fixed pep8 violation
b7dab85 [giwa] improve test case
583e66d [giwa] move tests for streaming inside streaming directory
1d84142 [giwa] remove unimplement test
f0ea311 [giwa] clean up code
171edeb [giwa] clean up
4dedd2d [giwa] change test case not to use awaitTermination
268a6a5 [giwa] Changed awaitTermination not to call awaitTermincation in Scala. Just use time.sleep instread
09a28bf [giwa] improve testcases
58150f5 [giwa] Changed the test case to focus the test operation
199e37f [giwa] adopted the latest compression way of python command
185fdbf [giwa] merge with master
f1798c4 [giwa] merge with master
e70f706 [giwa] added testcase for combineByKey
e162822 [giwa] added gorupByKey testcase
97742fe [giwa] added sparkContext as input parameter in StreamingContext
14d4c0e [giwa] removed wasted print in DStream
6d8190a [giwa] add comments
4aa99e4 [giwa] added TODO coments
e9fab72 [giwa] added saveAsTextFiles and saveAsPickledFiles
94f2b65 [giwa] remove waste duplicated code
580fbc2 [giwa] modified streaming test case to add coment
99e4bb3 [giwa] basic function test cases are passed
7051a84 [giwa] all tests are passed if numSlice is 2 and the numver of each input is over 4
35933e1 [giwa] broke something
9767712 [giwa] WIP: solved partitioned and None is not recognized
4f2d7e6 [giwa] added mapValues and flatMapVaules WIP for glom and mapPartitions test
33c0f94 [giwa] edited the comment to add more precise description
774f18d [giwa] removed unnesessary changes
3a671cc [giwa] remove export PYSPARK_PYTHON in spark submit
8efa266 [giwa] fixed PEP-008 violation
fa75d71 [giwa] delete waste file
7f96294 [giwa] added basic operation test cases
3dda31a [giwa] WIP added test case
1f68b78 [giwa] WIP
c05922c [giwa] WIP: added PythonTestInputStream
1fd12ae [giwa] WIP
c880a33 [giwa] update comment
5d22c92 [giwa] WIP
ea4b06b [giwa] initial commit for testcase
5a9b525 [giwa] clean up dstream.py
79c5809 [giwa] added stop in StreamingContext
189dcea [giwa] clean up examples
b8d7d24 [giwa] implemented reduce and count function in Dstream
b6468e6 [giwa] Removed the waste line
b47b5fd [Ken Takagiwa] Kill py4j callback server properly
19ddcdd [Ken Takagiwa] tried to restart callback server
c9fc124 [Tathagata Das] Added extra line.
4caae3f [Tathagata Das] Added missing file
4eff053 [Tathagata Das] Implemented DStream.foreachRDD in the Python API using Py4J callback server.
5e822d4 [Ken Takagiwa] remove waste file
aeaf8a5 [Ken Takagiwa] clean up codes
9fa249b [Ken Takagiwa] clean up code
05459c6 [Ken Takagiwa] fix map function
a9f4ecb [Ken Takagiwa] added count operation but this implementation need double check
d1ee6ca [Ken Takagiwa] edit python sparkstreaming example
0b8b7d0 [Ken Takagiwa] reduceByKey is working
d25d5cf [Ken Takagiwa] added reducedByKey not working yet
7f7c5d1 [Ken Takagiwa] delete old file
967dc26 [Ken Takagiwa] fixed typo of network_workdcount.py
57fb740 [Ken Takagiwa] added doctest for pyspark.streaming.duration
4b69fb1 [Ken Takagiwa] fied input of socketTextDStream
02f618a [Ken Takagiwa] initial commit for socketTextStream
4ce4058 [Ken Takagiwa] remove unused import in python
856d98e [Ken Takagiwa] add empty line
490e338 [Ken Takagiwa] sorted the import following Spark coding convention
5594bd4 [Ken Takagiwa] revert pom.xml
2adca84 [Ken Takagiwa] remove not implemented DStream functions in python
e551e13 [Ken Takagiwa] add coment for hack why PYSPARK_PYTHON is needed in spark-submit
3758175 [Ken Takagiwa] add coment for hack why PYSPARK_PYTHON is needed in spark-submit
c5518b4 [Ken Takagiwa] modified the code base on comment in tdas#10
dcf243f [Ken Takagiwa] implementing transform function in Python
9af03f4 [Ken Takagiwa] added reducedByKey not working yet
6e0d9c7 [Ken Takagiwa] modify dstream.py to fix indent error
e497b9b [Ken Takagiwa] comment PythonDStream.PairwiseDStream
5c3a683 [Ken] initial commit for pySparkStreaming
665bfdb [giwa] added testcase for combineByKey
a3d2379 [giwa] added gorupByKey testcase
636090a [giwa] added sparkContext as input parameter in StreamingContext
e7ebb08 [giwa] removed wasted print in DStream
d8b593b [giwa] add comments
ea9c873 [giwa] added TODO coments
89ae38a [giwa] added saveAsTextFiles and saveAsPickledFiles
e3033fc [giwa] remove waste duplicated code
a14c7e1 [giwa] modified streaming test case to add coment
536def4 [giwa] basic function test cases are passed
2112638 [giwa] all tests are passed if numSlice is 2 and the numver of each input is over 4
080541a [giwa] broke something
0704b86 [giwa] WIP: solved partitioned and None is not recognized
90a6484 [giwa] added mapValues and flatMapVaules WIP for glom and mapPartitions test
a65f302 [giwa] edited the comment to add more precise description
bdde697 [giwa] removed unnesessary changes
e8c7bfc [giwa] remove export PYSPARK_PYTHON in spark submit
3334169 [giwa] fixed PEP-008 violation
db0a303 [giwa] delete waste file
2cfd3a0 [giwa] added basic operation test cases
90ae568 [giwa] WIP added test case
a120d07 [giwa] WIP
f671cdb [giwa] WIP: added PythonTestInputStream
56fae45 [giwa] WIP
e35e101 [giwa] Merge branch 'master' into testcase
ba5112d [giwa] update comment
28aa56d [giwa] WIP
fb08559 [giwa] initial commit for testcase
a613b85 [giwa] clean up dstream.py
c40c0ef [giwa] added stop in StreamingContext
31e4260 [giwa] clean up examples
d2127d6 [giwa] implemented reduce and count function in Dstream
48f7746 [giwa] Removed the waste line
0f83eaa [Ken Takagiwa] delete py4j 0.8.1
1679808 [Ken Takagiwa] Kill py4j callback server properly
f96cd4e [Ken Takagiwa] tried to restart callback server
fe86198 [Ken Takagiwa] add py4j 0.8.2.1 but server is not launched
1064fe0 [Ken Takagiwa] Merge branch 'master' of https://github.com/giwa/spark
28c6620 [Ken Takagiwa] Implemented DStream.foreachRDD in the Python API using Py4J callback server
85b0fe1 [Ken Takagiwa] Merge pull request #1 from tdas/python-foreach
54e2e8c [Tathagata Das] Added extra line.
e185338 [Tathagata Das] Added missing file
a778d4b [Tathagata Das] Implemented DStream.foreachRDD in the Python API using Py4J callback server.
cc2092b [Ken Takagiwa] remove waste file
d042ac6 [Ken Takagiwa] clean up codes
84a021f [Ken Takagiwa] clean up code
bd20e17 [Ken Takagiwa] fix map function
d01a125 [Ken Takagiwa] added count operation but this implementation need double check
7d05109 [Ken Takagiwa] merge with remote branch
ae464e0 [Ken Takagiwa] edit python sparkstreaming example
04af046 [Ken Takagiwa] reduceByKey is working
3b6d7b0 [Ken Takagiwa] implementing transform function in Python
571d52d [Ken Takagiwa] added reducedByKey not working yet
5720979 [Ken Takagiwa] delete old file
e604fcb [Ken Takagiwa] fixed typo of network_workdcount.py
4b7c08b [Ken Takagiwa] Merge branch 'master' of https://github.com/giwa/spark
ce7d426 [Ken Takagiwa] added doctest for pyspark.streaming.duration
a8c9fd5 [Ken Takagiwa] fixed for socketTextStream
a61fa9e [Ken Takagiwa] fied input of socketTextDStream
1e84f41 [Ken Takagiwa] initial commit for socketTextStream
6d012f7 [Ken Takagiwa] remove unused import in python
25d30d5 [Ken Takagiwa] add empty line
6e0a64a [Ken Takagiwa] sorted the import following Spark coding convention
fa4a7fc [Ken Takagiwa] revert streaming/pom.xml
8f8202b [Ken Takagiwa] revert streaming pom.xml
c9d79dd [Ken Takagiwa] revert pom.xml
57e3e52 [Ken Takagiwa] remove not implemented DStream functions in python
0a516f5 [Ken Takagiwa] add coment for hack why PYSPARK_PYTHON is needed in spark-submit
a7a0b5c [Ken Takagiwa] add coment for hack why PYSPARK_PYTHON is needed in spark-submit
72bfc66 [Ken Takagiwa] modified the code base on comment in tdas#10
69e9cd3 [Ken Takagiwa] implementing transform function in Python
94a0787 [Ken Takagiwa] added reducedByKey not working yet
88068cf [Ken Takagiwa] modify dstream.py to fix indent error
1367be5 [Ken Takagiwa] comment PythonDStream.PairwiseDStream
eb2b3ba [Ken] Merge remote-tracking branch 'upstream/master'
d8e51f9 [Ken] initial commit for pySparkStreaming
markhamstra referenced this pull request in markhamstra/spark Jan 1, 2015
update doc for WholeCombineFileRecordReader

Author: Davies Liu <davies@databricks.com>
Author: Josh Rosen <joshrosen@databricks.com>

Closes apache#3301 from davies/fix_doc and squashes the following commits:

1d7422f [Davies Liu] Merge pull request #2 from JoshRosen/whole-text-file-cleanup
dc3d21a [Josh Rosen] More genericization in ConfigurableCombineFileRecordReader.
95d13eb [Davies Liu] address comment
bf800b9 [Davies Liu] update doc for WholeCombineFileRecordReader
markhamstra referenced this pull request in markhamstra/spark Jan 31, 2015
This pull request includes the abstractions for the distributed BlockMatrix representation.
`BlockMatrix` will allow users to store very large matrices in small blocks of local matrices. Specific partitioners, such as `RowBasedPartitioner` and `ColumnBasedPartitioner`, are implemented in order to optimize addition and multiplication operations that will be added in a following PR.

This work is based on the ml-matrix repo developed at the AMPLab at UC Berkeley, CA.
https://github.com/amplab/ml-matrix

Additional thanks to rezazadeh, shivaram, and mengxr for guidance on the design.

Author: Burak Yavuz <brkyvz@gmail.com>
Author: Xiangrui Meng <meng@databricks.com>
Author: Burak Yavuz <brkyvz@dn51t42l.sunet>
Author: Burak Yavuz <brkyvz@dn51t4rd.sunet>
Author: Burak Yavuz <brkyvz@dn0a221430.sunet>

Closes apache#3200 from brkyvz/SPARK-3974 and squashes the following commits:

a8eace2 [Burak Yavuz] Merge pull request #2 from mengxr/brkyvz-SPARK-3974
feb32a7 [Xiangrui Meng] update tests
e1d3ee8 [Xiangrui Meng] minor updates
24ec7b8 [Xiangrui Meng] update grid partitioner
5eecd48 [Burak Yavuz] fixed gridPartitioner and added tests
140f20e [Burak Yavuz] Merge branch 'master' of github.com:apache/spark into SPARK-3974
1694c9e [Burak Yavuz] almost finished addressing comments
f9d664b [Burak Yavuz] updated API and modified partitioning scheme
eebbdf7 [Burak Yavuz] preliminary changes addressing code review
1a63b20 [Burak Yavuz] [SPARK-3974] Remove setPartition method. Isn't required
1e8bb2a [Burak Yavuz] [SPARK-3974] Change return type of cache and persist
239ab4b [Burak Yavuz] [SPARK-3974] Addressed @jkbradley's comments
ba414d2 [Burak Yavuz] [SPARK-3974] fixed frobenius norm
ab6cde0 [Burak Yavuz] [SPARK-3974] Modifications cleaning code up, making size calculation more robust
9ae85aa [Burak Yavuz] [SPARK-3974] Made partitioner a variable inside BlockMatrix instead of a constructor variable
d033861 [Burak Yavuz] [SPARK-3974] Removed SubMatrixInfo and added constructor without partitioner
49b9586 [Burak Yavuz] [SPARK-3974] Updated testing utils from master
645afbe [Burak Yavuz] [SPARK-3974] Pull latest master
b05aabb [Burak Yavuz] [SPARK-3974] Updated tests to reflect changes
19c17e8 [Burak Yavuz] [SPARK-3974] Changed blockIdRow and blockIdCol
589fbb6 [Burak Yavuz] [SPARK-3974] Code review feedback addressed
aa8f086 [Burak Yavuz] [SPARK-3974] Additional comments added
f378e16 [Burak Yavuz] [SPARK-3974] Block Matrix Abstractions ready
b693209 [Burak Yavuz] Ready for Pull request
markhamstra referenced this pull request in markhamstra/spark Jan 31, 2015
This PR adds Python API for ML pipeline and parameters. The design doc can be found on the JIRA page. It includes transformers and an estimator to demo the simple text classification example code.

TODO:
- [x] handle parameters in LRModel
- [x] unit tests
- [x] missing some docs

CC: davies jkbradley

Author: Xiangrui Meng <meng@databricks.com>
Author: Davies Liu <davies@databricks.com>

Closes apache#4151 from mengxr/SPARK-4586 and squashes the following commits:

415268e [Xiangrui Meng] remove inherit_doc from __init__
edbd6fe [Xiangrui Meng] move Identifiable to ml.util
44c2405 [Xiangrui Meng] Merge pull request #2 from davies/ml
dd1256b [Xiangrui Meng] Merge remote-tracking branch 'apache/master' into SPARK-4586
14ae7e2 [Davies Liu] fix docs
54ca7df [Davies Liu] fix tests
78638df [Davies Liu] Merge branch 'SPARK-4586' of github.com:mengxr/spark into ml
fc59a02 [Xiangrui Meng] Merge remote-tracking branch 'apache/master' into SPARK-4586
1dca16a [Davies Liu] refactor
090b3a3 [Davies Liu] Merge branch 'master' of github.com:apache/spark into ml
0882513 [Xiangrui Meng] update doc style
a4f4dbf [Xiangrui Meng] add unit test for LR
7521d1c [Xiangrui Meng] add unit tests to HashingTF and Tokenizer
ba0ba1e [Xiangrui Meng] add unit tests for pipeline
0586c7b [Xiangrui Meng] add more comments to the example
5153cff [Xiangrui Meng] simplify java models
036ca04 [Xiangrui Meng] gen numFeatures
46fa147 [Xiangrui Meng] update mllib/pom.xml to include python files in the assembly
1dcc17e [Xiangrui Meng] update code gen and make param appear in the doc
f66ba0c [Xiangrui Meng] make params a property
d5efd34 [Xiangrui Meng] update doc conf and move embedded param map to instance attribute
f4d0fe6 [Xiangrui Meng] use LabeledDocument and Document in example
05e3e40 [Xiangrui Meng] update example
d3e8dbe [Xiangrui Meng] more docs optimize pipeline.fit impl
56de571 [Xiangrui Meng] fix style
d0c5bb8 [Xiangrui Meng] a working copy
bce72f4 [Xiangrui Meng] Merge remote-tracking branch 'apache/master' into SPARK-4586
17ecfb9 [Xiangrui Meng] code gen for shared params
d9ea77c [Xiangrui Meng] update doc
c18dca1 [Xiangrui Meng] make the example working
dadd84e [Xiangrui Meng] add base classes and docs
a3015cf [Xiangrui Meng] add Estimator and Transformer
46eea43 [Xiangrui Meng] a pipeline in python
33b68e0 [Xiangrui Meng] a working LR
markhamstra referenced this pull request in markhamstra/spark Feb 24, 2015
…l adjacent violators algorithm

This PR introduces an API for Isotonic regression and one algorithm implementing it, Pool adjacent violators.

The Isotonic regression problem is sufficiently described in [Floudas, Pardalos, Encyclopedia of Optimization](http://books.google.co.uk/books?id=gtoTkL7heS0C&pg=RA2-PA87&lpg=RA2-PA87&dq=pooled+adjacent+violators+code&source=bl&ots=ZzQbZXVJnn&sig=reH_hBV6yIb9BeZNTF9092vD8PY&hl=en&sa=X&ei=WmF2VLiOIZLO7Qa-t4Bo&ved=0CD8Q6AEwBA#v=onepage&q&f=false), [Wikipedia](http://en.wikipedia.org/wiki/Isotonic_regression) or [Stat Wiki](http://stat.wikia.com/wiki/Isotonic_regression).

Pool adjacent violators was introduced by  M. Ayer et al. in 1955.  A history and development of isotonic regression algorithms is in [Leeuw, Hornik, Mair, Isotone Optimization in R: Pool-Adjacent-Violators Algorithm (PAVA) and Active Set Methods](http://www.jstatsoft.org/v32/i05/paper) and list of available algorithms including their complexity is listed in [Stout, Fastest Isotonic Regression Algorithms](http://web.eecs.umich.edu/~qstout/IsoRegAlg_140812.pdf).

An approach to parallelize the computation of PAV was presented in [Kearsley, Tapia, Trosset, An Approach to Parallelizing Isotonic Regression](http://softlib.rice.edu/pub/CRPC-TRs/reports/CRPC-TR96640.pdf).

The implemented Pool adjacent violators algorithm is based on  [Floudas, Pardalos, Encyclopedia of Optimization](http://books.google.co.uk/books?id=gtoTkL7heS0C&pg=RA2-PA87&lpg=RA2-PA87&dq=pooled+adjacent+violators+code&source=bl&ots=ZzQbZXVJnn&sig=reH_hBV6yIb9BeZNTF9092vD8PY&hl=en&sa=X&ei=WmF2VLiOIZLO7Qa-t4Bo&ved=0CD8Q6AEwBA#v=onepage&q&f=false) (Chapter Isotonic regression problems, p. 86) and  [Leeuw, Hornik, Mair, Isotone Optimization in R: Pool-Adjacent-Violators Algorithm (PAVA) and Active Set Methods](http://www.jstatsoft.org/v32/i05/paper), also nicely formulated in [Tibshirani,  Hoefling, Tibshirani, Nearly-Isotonic Regression](http://www.stat.cmu.edu/~ryantibs/papers/neariso.pdf). Implementation itself inspired by R implementations [Klaus, Strimmer, 2008, fdrtool: Estimation of (Local) False Discovery Rates and Higher Criticism](http://cran.r-project.org/web/packages/fdrtool/index.html) and [R Development Core Team, stats, 2009](https://github.com/lgautier/R-3-0-branch-alt/blob/master/src/library/stats/R/isoreg.R). I ran tests with both these libraries and confirmed they yield the same results. More R implementations referenced in aforementioned [Leeuw, Hornik, Mair, Isotone Optimization in R: Pool-Adjacent-Violators
Algorithm (PAVA) and Active Set Methods](http://www.jstatsoft.org/v32/i05/paper). The implementation is also inspired and cross checked with other implementations: [Ted Harding, 2007](https://stat.ethz.ch/pipermail/r-help/2007-March/127981.html), [scikit-learn](https://github.com/scikit-learn/scikit-learn/blob/master/sklearn/_isotonic.pyx), [Andrew Tulloch, 2014, Julia](https://github.com/ajtulloch/Isotonic.jl/blob/master/src/pooled_pava.jl), [Andrew Tulloch, 2014, c++](https://gist.github.com/ajtulloch/9499872), described in [Andrew Tulloch, Speeding up isotonic regression in scikit-learn by 5,000x](http://tullo.ch/articles/speeding-up-isotonic-regression/), [Fabian Pedregosa, 2012](https://gist.github.com/fabianp/3081831), [Sreangsu Acharyya. libpav](https://bitbucket.org/sreangsu/libpav/src/f744bc1b0fea257f0cacaead1c922eab201ba91b/src/pav.h?at=default) and [Gustav Larsson](https://gist.github.com/gustavla/9499068).

Author: martinzapletal <zapletal-martin@email.cz>
Author: Xiangrui Meng <meng@databricks.com>
Author: Martin Zapletal <zapletal-martin@email.cz>

Closes apache#3519 from zapletal-martin/SPARK-3278 and squashes the following commits:

5a54ea4 [Martin Zapletal] Merge pull request #2 from mengxr/isotonic-fix-java
37ba24e [Xiangrui Meng] fix java tests
e3c0e44 [martinzapletal] Merge remote-tracking branch 'origin/SPARK-3278' into SPARK-3278
d8feb82 [martinzapletal] Merge remote-tracking branch 'upstream/master' into SPARK-3278
ded071c [Martin Zapletal] Merge pull request #1 from mengxr/SPARK-3278
4dfe136 [Xiangrui Meng] add cache back
0b35c15 [Xiangrui Meng] compress pools and update tests
35d044e [Xiangrui Meng] update paraPAVA
077606b [Xiangrui Meng] minor
05422a8 [Xiangrui Meng] add unit test for model construction
5925113 [Xiangrui Meng] Merge remote-tracking branch 'zapletal-martin/SPARK-3278' into SPARK-3278
80c6681 [Xiangrui Meng] update IRModel
3da56e5 [martinzapletal] SPARK-3278 fixed indentation error
75eac55 [martinzapletal] Merge remote-tracking branch 'upstream/master' into SPARK-3278
88eb4e2 [martinzapletal] SPARK-3278 changes after PR comments apache#3519. Isotonic parameter removed from algorithm, defined behaviour for multiple data points with the same feature value, added tests to verify it
e60a34f [martinzapletal] SPARK-3278 changes after PR comments apache#3519. Styling and comment fixes.
d93c8f9 [martinzapletal] SPARK-3278 changes after PR comments apache#3519. Change to IsotonicRegression api. Isotonic parameter now follows api of other mllib algorithms
1fff77d [martinzapletal] SPARK-3278 changes after PR comments apache#3519. Java api changes, test refactoring, comments and citations, isotonic regression model validations, linear interpolation for predictions
12151e6 [martinzapletal] Merge remote-tracking branch 'upstream/master' into SPARK-3278
7aca4cc [martinzapletal] SPARK-3278 comment spelling
9ae9d53 [martinzapletal] SPARK-3278 changes after PR feedback apache#3519. Binary search used for isotonic regression model predictions
fad4bf9 [martinzapletal] SPARK-3278 changes after PR comments apache#3519
ce0e30c [martinzapletal] SPARK-3278 readability refactoring
f90c8c7 [martinzapletal] Merge remote-tracking branch 'upstream/master' into SPARK-3278
0d14bd3 [martinzapletal] SPARK-3278 changed Java api to match Scala api's (Double, Double, Double)
3c2954b [martinzapletal] SPARK-3278 Isotonic regression java api
45aa7e8 [martinzapletal] SPARK-3278 Isotonic regression java api
e9b3323 [martinzapletal] Merge branch 'SPARK-3278-weightedLabeledPoint' into SPARK-3278
823d803 [martinzapletal] Merge remote-tracking branch 'upstream/master' into SPARK-3278
941fd1f [martinzapletal] SPARK-3278 Isotonic regression java api
a24e29f [martinzapletal] SPARK-3278 refactored weightedlabeledpoint to (double, double, double) and updated api
deb0f17 [martinzapletal] SPARK-3278 refactored weightedlabeledpoint to (double, double, double) and updated api
8cefd18 [martinzapletal] Merge remote-tracking branch 'upstream/master' into SPARK-3278-weightedLabeledPoint
cab5a46 [martinzapletal] SPARK-3278 PR 3519 refactoring WeightedLabeledPoint to tuple as per comments
b8b1620 [martinzapletal] Removed WeightedLabeledPoint. Replaced by tuple of doubles
34760d5 [martinzapletal] Removed WeightedLabeledPoint. Replaced by tuple of doubles
089bf86 [martinzapletal] Removed MonotonicityConstraint, Isotonic and Antitonic constraints. Replced by simple boolean
c06f88c [martinzapletal] Merge remote-tracking branch 'upstream/master' into SPARK-3278
6046550 [martinzapletal] SPARK-3278 scalastyle errors resolved
8f5daf9 [martinzapletal] SPARK-3278 added comments and cleaned up api to consistently handle weights
629a1ce [martinzapletal] SPARK-3278 added isotonic regression for weighted data. Added tests for Java api
05d9048 [martinzapletal] SPARK-3278 isotonic regression refactoring and api changes
961aa05 [martinzapletal] Merge remote-tracking branch 'upstream/master' into SPARK-3278
3de71d0 [martinzapletal] SPARK-3278 added initial version of Isotonic regression algorithm including proposed API
markhamstra pushed a commit that referenced this pull request Apr 18, 2015
…her duplicate in HiveQl

Author: DoingDone9 <799203320@qq.com>

Closes apache#4973 from DoingDone9/sort_token and squashes the following commits:

855fa10 [DoingDone9] Update HiveQl.scala
c7080b3 [DoingDone9] Sort these tokens in alphabetic order to avoid further duplicate in HiveQl
c87e8b6 [DoingDone9] Merge pull request #3 from apache/master
cb1852d [DoingDone9] Merge pull request #2 from apache/master
c3f046f [DoingDone9] Merge pull request #1 from apache/master
markhamstra pushed a commit that referenced this pull request Apr 18, 2015
… failed!!

wrong code : val tmpDir = Files.createTempDir()
not Files should Utils

Author: DoingDone9 <799203320@qq.com>

Closes apache#5198 from DoingDone9/FilesBug and squashes the following commits:

6e0140d [DoingDone9] Update InsertIntoHiveTableSuite.scala
e57d23f [DoingDone9] Update InsertIntoHiveTableSuite.scala
802261c [DoingDone9] Merge pull request #7 from apache/master
d00303b [DoingDone9] Merge pull request #6 from apache/master
98b134f [DoingDone9] Merge pull request #5 from apache/master
161cae3 [DoingDone9] Merge pull request #4 from apache/master
c87e8b6 [DoingDone9] Merge pull request #3 from apache/master
cb1852d [DoingDone9] Merge pull request #2 from apache/master
c3f046f [DoingDone9] Merge pull request #1 from apache/master
markhamstra pushed a commit that referenced this pull request Apr 18, 2015
Added optional model type parameter for  NaiveBayes training. Can be either Multinomial or Bernoulli.

When Bernoulli is given the Bernoulli smoothing is used for fitting and for prediction as per: http://nlp.stanford.edu/IR-book/html/htmledition/the-bernoulli-model-1.html.

 Default for model is original Multinomial fit and predict.

Added additional testing for Bernoulli and Multinomial models.

Author: leahmcguire <lmcguire@salesforce.com>
Author: Joseph K. Bradley <joseph@databricks.com>
Author: Leah McGuire <lmcguire@salesforce.com>

Closes apache#4087 from leahmcguire/master and squashes the following commits:

f3c8994 [leahmcguire] changed checks on model type to requires
acb69af [leahmcguire] removed enum type and replaces all modelType parameters with strings
2224b15 [Leah McGuire] Merge pull request #2 from jkbradley/leahmcguire-master
9ad89ca [Joseph K. Bradley] removed old code
6a8f383 [Joseph K. Bradley] Added new model save/load format 2.0 for NaiveBayesModel after modelType parameter was added.  Updated tests.  Also updated ModelType enum-like type.
852a727 [leahmcguire] merged with upstream master
a22d670 [leahmcguire] changed NaiveBayesModel modelType parameter back to NaiveBayes.ModelType, made NaiveBayes.ModelType serializable, fixed getter method in NavieBayes
18f3219 [leahmcguire] removed private from naive bayes constructor for lambda only
bea62af [leahmcguire] put back in constructor for NaiveBayes
01baad7 [leahmcguire] made fixes from code review
fb0a5c7 [leahmcguire] removed typo
e2d925e [leahmcguire] fixed nonserializable error that was causing naivebayes test failures
2d0c1ba [leahmcguire] fixed typo in NaiveBayes
c298e78 [leahmcguire] fixed scala style errors
b85b0c9 [leahmcguire] Merge remote-tracking branch 'upstream/master'
900b586 [leahmcguire] fixed model call so that uses type argument
ea09b28 [leahmcguire] Merge remote-tracking branch 'upstream/master'
e016569 [leahmcguire] updated test suite with model type fix
85f298f [leahmcguire] Merge remote-tracking branch 'upstream/master'
dc65374 [leahmcguire] integrated model type fix
7622b0c [leahmcguire] added comments and fixed style as per rb
b93aaf6 [Leah McGuire] Merge pull request #1 from jkbradley/nb-model-type
3730572 [Joseph K. Bradley] modified NB model type to be more Java-friendly
b61b5e2 [leahmcguire] added back compatable constructor to NaiveBayesModel to fix MIMA test failure
5a4a534 [leahmcguire] fixed scala style error in NaiveBayes
3891bf2 [leahmcguire] synced with apache spark and resolved merge conflict
d9477ed [leahmcguire] removed old inaccurate comment from test suite for mllib naive bayes
76e5b0f [leahmcguire] removed unnecessary sort from test
0313c0c [leahmcguire] fixed style error in NaiveBayes.scala
4a3676d [leahmcguire] Updated changes re-comments. Got rid of verbose populateMatrix method. Public api now has string instead of enumeration. Docs are updated."
ce73c63 [leahmcguire] added Bernoulli option to niave bayes model in mllib, added optional model type parameter for training. When Bernoulli is given the Bernoulli smoothing is used for fitting and for prediction http://nlp.stanford.edu/IR-book/html/htmledition/the-bernoulli-model-1.html
markhamstra pushed a commit that referenced this pull request Apr 18, 2015
1. Test JARs are built & published
1. log4j.resources is explicitly excluded. Without this, downstream test run logging depends on the order the JARs are listed/loaded
1. sql/hive pulls in spark-sql &...spark-catalyst for its test runs
1. The copied in test classes were rm'd, and a test edited to remove its now duplicate assert method
1. Spark streaming is now build with the same plugin/phase as the rest, but its shade plugin declaration is kept in (so different from the rest of the test plugins). Due to (#2), this means the test JAR no longer includes its log4j file.

Outstanding issues:
* should the JARs be shaded? `spark-streaming-test.jar` does, but given these are test jars for developers only, especially in the same spark source tree, it's hard to justify.
* `maven-jar-plugin` v 2.6 was explicitly selected; without this the apache-1.4 parent template JAR version (2.4) chosen.
* Are there any other resources to exclude?

Author: Steve Loughran <stevel@hortonworks.com>

Closes apache#5119 from steveloughran/stevel/patches/SPARK-6433-test-jars and squashes the following commits:

81ceb01 [Steve Loughran] SPARK-6433 add a clearer comment explaining what the plugin is doing & why
a6dca33 [Steve Loughran] SPARK-6433 : pull configuration section form archive plugin
c2b5f89 [Steve Loughran] SPARK-6433 omit "jar" goal from jar plugin
fdac51b [Steve Loughran] SPARK-6433 -002; indentation & delegate plugin version to parent
650f442 [Steve Loughran] SPARK-6433 patch 001: test JARs are built; sql/hive pulls in spark-sql & spark-catalyst for its test runs
markhamstra pushed a commit that referenced this pull request Apr 18, 2015
Author: Yin Huai <yhuai@databricks.com>
Author: Michael Armbrust <michael@databricks.com>

Closes apache#5333 from yhuai/lookupRelationLock and squashes the following commits:

59c884f [Michael Armbrust] [SQL] Lock metastore client in analyzeTable
7667030 [Yin Huai] Merge pull request #2 from marmbrus/pr/5333
e4a9b0b [Michael Armbrust] Correctly lock on MetastoreCatalog
d6fc32f [Yin Huai] Missing `)`.
1e241af [Yin Huai] Protect InsertIntoHive.
fee7e9c [Yin Huai] A test?
5416b0f [Yin Huai] Just protect client.
markhamstra pushed a commit that referenced this pull request Apr 18, 2015
…s that order.dataType does not match NativeType

It did not conside that order.dataType does not match NativeType. So i add "case other => ..." for other cenarios.

Author: DoingDone9 <799203320@qq.com>

Closes apache#4959 from DoingDone9/case_ and squashes the following commits:

6278846 [DoingDone9] Update rows.scala
cb1852d [DoingDone9] Merge pull request #2 from apache/master
c3f046f [DoingDone9] Merge pull request #1 from apache/master
markhamstra pushed a commit that referenced this pull request Apr 18, 2015
This pull requests integrates SparkR, an R frontend for Spark. The SparkR package contains both RDD and DataFrame APIs in R and is integrated with Spark's submission scripts to work on different cluster managers.

Some integration points that would be great to get feedback on:

1. Build procedure: SparkR requires R to be installed on the machine to be built. Right now we have a new Maven profile `-PsparkR` that can be used to enable SparkR builds

2. YARN cluster mode: The R package that is built needs to be present on the driver and all the worker nodes during execution. The R package location is currently set using SPARK_HOME, but this might not work on YARN cluster mode.

The SparkR package represents the work of many contributors and attached below is a list of people along with areas they worked on

edwardt (edwart) - Documentation improvements
Felix Cheung (felixcheung) - Documentation improvements
Hossein Falaki (falaki)  - Documentation improvements
Chris Freeman (cafreeman) - DataFrame API, Programming Guide
Todd Gao (7c00) - R worker Internals
Ryan Hafen (hafen) - SparkR Internals
Qian Huang (hqzizania) - RDD API
Hao Lin (hlin09) - RDD API, Closure cleaner
Evert Lammerts (evertlammerts) - DataFrame API
Davies Liu (davies) - DataFrame API, R worker internals, Merging with Spark
Yi Lu (lythesia) - RDD API, Worker internals
Matt Massie (massie) - Jenkins build
Harihar Nahak (hnahak87) - SparkR examples
Oscar Olmedo (oscaroboto) - Spark configuration
Antonio Piccolboni (piccolbo) - SparkR examples, Namespace bug fixes
Dan Putler (dputler) - Dataframe API, SparkR Install Guide
Ashutosh Raina (ashutoshraina) - Build improvements
Josh Rosen (joshrosen) - Travis CI build
Sun Rui (sun-rui)- RDD API, JVM Backend, Shuffle improvements
Shivaram Venkataraman (shivaram) - RDD API, JVM Backend, Worker Internals
Zongheng Yang (concretevitamin) - RDD API, Pipelined RDDs, Examples and EC2 guide

Author: Shivaram Venkataraman <shivaram@cs.berkeley.edu>
Author: Shivaram Venkataraman <shivaram.venkataraman@gmail.com>
Author: Zongheng Yang <zongheng.y@gmail.com>
Author: cafreeman <cfreeman@alteryx.com>
Author: Shivaram Venkataraman <shivaram@eecs.berkeley.edu>
Author: Davies Liu <davies@databricks.com>
Author: Davies Liu <davies.liu@gmail.com>
Author: hlin09 <hlin09pu@gmail.com>
Author: Sun Rui <rui.sun@intel.com>
Author: lythesia <iranaikimi@gmail.com>
Author: oscaroboto <oscarjr@gmail.com>
Author: Antonio Piccolboni <antonio@piccolboni.info>
Author: root <edward>
Author: edwardt <edwardt.tril@gmail.com>
Author: hqzizania <qian.huang@intel.com>
Author: dputler <dan.putler@gmail.com>
Author: Todd Gao <todd.gao.2013@gmail.com>
Author: Chris Freeman <cfreeman@alteryx.com>
Author: Felix Cheung <fcheung@AVVOMAC-119.local>
Author: Hossein <hossein@databricks.com>
Author: Evert Lammerts <evert@apache.org>
Author: Felix Cheung <fcheung@avvomac-119.t-mobile.com>
Author: felixcheung <felixcheung_m@hotmail.com>
Author: Ryan Hafen <rhafen@gmail.com>
Author: Ashutosh Raina <ashutoshraina@users.noreply.github.com>
Author: Oscar Olmedo <oscarjr@gmail.com>
Author: Josh Rosen <rosenville@gmail.com>
Author: Yi Lu <iranaikimi@gmail.com>
Author: Harihar Nahak <hnahak87@users.noreply.github.com>

Closes #5096 from shivaram/R and squashes the following commits:

da64742 [Davies Liu] fix Date serialization
59266d1 [Davies Liu] check exclusive of primary-py-file and primary-r-file
55808e4 [Davies Liu] fix tests
5581c75 [Davies Liu] update author of SparkR
f731b48 [Shivaram Venkataraman] Only run SparkR tests if R is installed
64eda24 [Shivaram Venkataraman] Merge branch 'R' of https://github.com/amplab-extras/spark into R
d7c3f22 [Shivaram Venkataraman] Address code review comments Changes include 1. Adding SparkR docs to API docs generated 2. Style fixes in SparkR scala files 3. Clean up of shell scripts and explanation of install-dev.sh
377151f [Shivaram Venkataraman] Merge remote-tracking branch 'apache/master' into R
eb5da53 [Shivaram Venkataraman] Merge pull request #3 from davies/R2
a18ff5c [Davies Liu] Update sparkR.R
5133f3a [Shivaram Venkataraman] Merge pull request #7 from hqzizania/R3
940b631 [hqzizania] [SPARKR-92] Phase 2: implement sum(rdd)
0e788c0 [Shivaram Venkataraman] Merge pull request #5 from hlin09/doc-fix
3487461 [hlin09] Add tests log in .gitignore.
1d1802e [Shivaram Venkataraman] Merge pull request #4 from felixcheung/r-require
11981b7 [felixcheung] Update R to fail early if SparkR package is missing
c300e08 [Davies Liu] remove duplicated file
b045701 [Davies Liu] Merge branch 'remote_r' into R
19c9368 [Davies Liu] Merge branch 'sparkr-sql' of github.com:amplab-extras/SparkR-pkg into remote_r
f8fa8af [Davies Liu] mute logging when start/stop context
e7104b6 [Davies Liu] remove ::: in SparkR
a1777eb [Davies Liu] move rules into R/.gitignore
e88b649 [Davies Liu] Merge branch 'R' of github.com:amplab-extras/spark into R
6e20e71 [Davies Liu] address comments
b433817 [Davies Liu] Merge branch 'master' of github.com:apache/spark into R
a1cedad [Shivaram Venkataraman] Merge pull request #228 from felixcheung/doc
e089151 [Davies Liu] Merge pull request #225 from sun-rui/SPARKR-154_2
463e28c [Davies Liu] Merge pull request #2 from shivaram/doc-fixes
bc2d6d8 [Shivaram Venkataraman] Remove arg from sparkR.stop and update docs
d425363 [Shivaram Venkataraman] Some doc fixes for column, generics, group
1f1a7e0 [Shivaram Venkataraman] Some fixes to DataFrame, RDD, SQLContext docs
104ad4e [Shivaram Venkataraman] Check the right env in exists
cf5cd99 [Shivaram Venkataraman] Remove unused numCols argument
85a50ec [Shivaram Venkataraman] Merge pull request #226 from RevolutionAnalytics/master
3eacfc0 [Davies Liu] fix flaky test
733380d [Davies Liu] update R examples (remove master from args)
b21a0da [Davies Liu] Merge pull request #1 from shivaram/log4j-tests
a1493d7 [Shivaram Venkataraman] Address comments
e1f83ab [Shivaram Venkataraman] Send Spark INFO logs to a file in SparkR tests
58276f5 [Shivaram Venkataraman] Merge branch 'R' of https://github.com/amplab-extras/spark into R
52cc92d [Shivaram Venkataraman] Add license to create-docs.sh
6ff5ea2 [Shivaram Venkataraman] Add instructions to generate docs
1f478c5 [Shivaram Venkataraman] Merge branch 'R' of https://github.com/amplab-extras/spark into R
02b4833 [Shivaram Venkataraman] Add a script to generate R docs (Rd, html) Also fix some issues with our documentation
d6d3729 [Davies Liu] enable spark and pyspark tests
0e5a83f [Davies Liu] fix code style
afd8a77 [Davies Liu] Merge branch 'R' of github.com:amplab-extras/spark into R
d87a181 [Davies Liu] fix flaky tests
7100fb9 [Shivaram Venkataraman] Fix libPaths in README
bdf3a14 [Davies Liu] Merge branch 'R' of github.com:amplab-extras/spark into R
05e7375 [Davies Liu] sort generics
b44e371 [Shivaram Venkataraman] Include RStudio instructions in README
855537f [Davies Liu] Merge branch 'R' of github.com:amplab-extras/spark into R
9fb6af3 [Davies Liu] mark R classes/objects are private
423ea3c [Shivaram Venkataraman] Ignore unknown jobj in cleanup
974e4ea [Davies Liu] fix flaky test
410ec18 [Davies Liu] fix zipRDD() tests
d8b24fc [Davies Liu] disable spark and python tests temporary
ce3ca62 [Davies Liu] fix license check
7da0049 [Davies Liu] fix build
2892e29 [Davies Liu] support R in YARN cluster
ebd4d07 [Davies Liu] Merge branch 'R' of github.com:amplab-extras/spark into R
38cbf59 [Davies Liu] fix test of zipRDD()
756ece0 [Shivaram Venkataraman] Update README remove outdated TODO
d436f26 [Davies Liu] add missing files
40d193a [Shivaram Venkataraman] Merge pull request #224 from sun-rui/SPARKR-224-new
1a16cd6 [Davies Liu] rm PROJECT_HOME
56670ef [Davies Liu] rm man page
ba4b80b [Davies Liu] Merge branch 'remote_r' into R
f04080c [Davies Liu] Merge branch 'sparkr-sql' of github.com:amplab-extras/SparkR-pkg into remote_r
028cbfb [Davies Liu] fix exit code of sparkr unit test
42d8b4c [Davies Liu] Merge branch 'R' of github.com:amplab-extras/spark into R
ef26015 [Davies Liu] Merge branch 'R' of github.com:amplab-extras/spark into R
a1870e8 [Shivaram Venkataraman] Merge pull request #214 from sun-rui/SPARKR-156_3
cb6e5e3 [Shivaram Venkataraman] Add scripts to start SparkR on windows
8030847 [Shivaram Venkataraman] Set windows file separators, install dirs
05afef0 [Shivaram Venkataraman] Only stop backend JVM if R launched it
95d2de3 [Davies Liu] fix spark-submit with R scripot
baefd9e [Shivaram Venkataraman] Make bin/sparkR use spark-submit As a part of this move the R initialization functions into first.R and first-submit.R
d6f2bdd [Shivaram Venkataraman] Fix run-tests path
ea90fab [Davies Liu] fix spark-submit with R path and sparkR -h
0e2412c [Davies Liu] fix bin/sparkR
9f6aa1f [Davies Liu] Merge branch 'R' of github.com:amplab-extras/spark into R
479e3fe [Davies Liu] change println() to logging
52ca6e5 [Shivaram Venkataraman] Add missing comma
716b16f [Shivaram Venkataraman] Merge branch 'R' of https://github.com/amplab-extras/spark into R
2d235d4 [Shivaram Venkataraman] Build SparkR with Maven profile
aae881b [Davies Liu] fix rat
ff776aa [Shivaram Venkataraman] Fix style
e4f1937 [Shivaram Venkataraman] Remove DFC example
f7b6936 [Davies Liu] remove Spark prefix for class
043959e [Davies Liu] cleanup
ba53b09 [Davies Liu] support R in spark-submit
f403b4a [Davies Liu] rm .travis.yml
c4a5bdf [Davies Liu] run sparkr tests in Spark
e8fc7ca [Davies Liu] fix .gitignore
35e5755 [Davies Liu] reduce size of example data
50bff63 [Davies Liu] add LICENSE header for R sources
facb6e0 [Davies Liu] add .gitignore for .o, .so, .Rd
18e5eed [Davies Liu] update docs
0a0e632 [Davies Liu] move sparkR into bin/
a76472f [Davies Liu] fix path of assembly jar
df3eeea [Davies Liu] move R/examples into examples/src/main/r
3415cc7 [Davies Liu] move Scala source into core/ and sql/
180fc9c [Davies Liu] move scala
014d253 [Davies Liu] delete man pages
49a8133 [Davies Liu] Merge branch 'remote_r' into R
44994c2 [Davies Liu] Moved files to R/
2fc553f [Shivaram Venkataraman] Merge pull request #222 from davies/column2
b043876 [Davies Liu] fix test
5e610cb [Davies Liu] add more API for Column
6f95d49 [Shivaram Venkataraman] Merge pull request #221 from shivaram/sparkr-stop-start
3214c6d [Shivaram Venkataraman] Merge pull request #217 from hlin09/cleanClosureFix
f5d3355 [Shivaram Venkataraman] Merge pull request #218 from davies/merge
70f620c [Davies Liu] address comments
4b1628d [Davies Liu] Merge branch 'sparkr-sql' of github.com:amplab-extras/SparkR-pkg into merge
3139325 [Shivaram Venkataraman] Merge pull request #212 from davies/toDF
6122e0e [Davies Liu] handle NULL
bc2ff38 [Davies Liu] handle NULL
7f5e70c [Davies Liu] Update SerDe.scala
46454e4 [Davies Liu] address comments
dd52cbc [Shivaram Venkataraman] Merge pull request #220 from shivaram/sparkr-utils-include
662938a [Shivaram Venkataraman] Include utils before SparkR for `head` to work Before this change calling `head` on a DataFrame would not work from the sparkR script as utils would be loaded after SparkR and placed ahead in the search list. This change requires utils to be loaded before SparkR
1bc2998 [Shivaram Venkataraman] Merge pull request #179 from evertlammerts/sparkr-sql
7695d36 [Evert Lammerts] added tests
8190127 [Evert Lammerts] fixed parquetFile signature
d8c8fcc [Shivaram Venkataraman] Merge pull request #219 from shivaram/sparkr-build-final
963c7ee [Davies Liu] Merge branch 'master' into merge
8bff523 [Shivaram Venkataraman] Remove staging repo now that 1.3 is released
e52258f [Davies Liu] Merge branch 'sparkr-sql' of github.com:amplab-extras/SparkR-pkg into toDF
05b9126 [Shivaram Venkataraman] Merge pull request #215 from davies/agg
8e1497d [Davies Liu] Update DataFrame.R
72adb14 [Davies Liu] Update SQLContext.R
66cc92a [Davies Liu] address commets
55c38bc [Shivaram Venkataraman] Merge pull request #216 from davies/select2
3e0555d [Shivaram Venkataraman] Merge pull request #193 from davies/daemon
0467474 [Davies Liu] add more selecter for DataFrame
9a6be74 [Davies Liu] include grouping columns in agg()
e87bb98 [Davies Liu] improve comment and logging
a6dc435 [Davies Liu] remove dependency of jsonlite
26a3621 [Davies Liu] support date.frame and Date/Time
4e4908a [Davies Liu] createDataFrame from rdd
5757b95 [Shivaram Venkataraman] Merge pull request #196 from davies/die
90f2692 [Shivaram Venkataraman] Merge pull request #211 from hlin09/generics
8583968 [Davies Liu] readFully()
46cea3d [Davies Liu] retry
01aa5ee [Davies Liu] add config for using daemon, refactor
ff948db [hlin09] Remove missingOrInteger.
ecdfda1 [hlin09] Remove duplication.
411b751 [Davies Liu] make RStudio happy
8f8813f [Davies Liu] switch back to use parallel
6bccbbf [hlin09] Move roxygen doc back to implementation.
ffd6e8e [Shivaram Venkataraman] Merge pull request #210 from hlin09/hlin09
471c794 [hlin09] Move getJRDD and broadcast's value to 00-generic.R.
89b886d [hlin09] Move setGeneric() to 00-generics.R.
97dde1a [hlin09] Add a test for access operators.
09ff163 [Shivaram Venkataraman] Merge pull request #204 from cafreeman/sparkr-sql
15a713f [cafreeman] Fix example for `dropTempTable`
dc1291b [hlin09] Add checks for namespace access operators in cleanClosure.
b4c0b2e [Davies Liu] use fork package
3db5649 [cafreeman] Merge branch 'sparkr-sql' of https://github.com/amplab-extras/SparkR-pkg into sparkr-sql
789be97 [Shivaram Venkataraman] Merge pull request #207 from shivaram/err-remove
e60578a [cafreeman] update tests to guarantee row order
5eec6fc [Shivaram Venkataraman] Merge pull request #206 from sun-rui/SPARKR-156_2
3f7aed6 [Sun Rui] Fix minor typos in the function description.
a8cebf0 [Shivaram Venkataraman] Remove print statement in SparkRBackendHandler This print statement is noisy for SQL methods which have multiple APIs (like loadDF). We already have a better error message when no valid methods are found
5e3a576 [Sun Rui] Fix indentation.
f3d99a6 [Sun Rui] [SPARKR-156] phase 2: implement zipWithIndex() of the RDD class.
a582810 [cafreeman] Merge branch 'dfMethods' into sparkr-sql
7a5d6fd [cafreeman] `withColumn` and `withColumnRenamed`
c5fa3b9 [cafreeman] New `select` method
bcb0bf5 [Shivaram Venkataraman] Merge pull request #180 from davies/group
9dd6a5a [Davies Liu] Update SparkRBackendHandler.scala
e6fb8d8 [Davies Liu] improve logging
428a99a [Davies Liu] remove test, catch exception
fef99de [cafreeman] `intersect`, `subtract`, `unionAll`
befbd32 [cafreeman] `insertInto`
9d01bcd [cafreeman] `dropTempTable`
d8c1c09 [Davies Liu] add test to start and stop context multiple times
18c6004 [Shivaram Venkataraman] Merge pull request #201 from sun-rui/SPARKR-156_1
dfb399a [Davies Liu] address comments
f06ccec [Sun Rui] Use mapply() instead of for statement.
3c7674f [Davies Liu] Merge branch 'die' of github.com:davies/SparkR-pkg into die
ac8a852 [Davies Liu] close monitor connection in sparkR.stop()
4d0fb56 [Shivaram Venkataraman] Merge pull request #203 from shivaram/sparkr-hive-fix
62b0760 [Shivaram Venkataraman] Fix test hive context package name
47a613f [Shivaram Venkataraman] Fix HiveContext package name
fb3b139 [Davies Liu] fix tests
d0d4626 [Shivaram Venkataraman] Merge pull request #199 from davies/load
8b7fb67 [Davies Liu] fix HiveContext
bb46832 [Davies Liu] Merge branch 'sparkr-sql' of github.com:amplab-extras/SparkR-pkg into load
e9e2a03 [Davies Liu] Merge branch 'sparkr-sql' of github.com:amplab-extras/SparkR-pkg into group
b875b4f [Davies Liu] fix style
de2abfa [Shivaram Venkataraman] Merge pull request #202 from cafreeman/sparkr-sql
3675fcf [cafreeman] Update `explain` and fixed doc for `toJSON`
5fd9575 [Davies Liu] Merge branch 'sparkr-sql' of github.com:amplab-extras/SparkR-pkg into load
6fac596 [Davies Liu] support Column expression in agg()
f10a24e [Davies Liu] address comments
ff8b005 [cafreeman] 'saveAsParquetFile`
a5c2887 [cafreeman] fix test
3fab0f8 [cafreeman] `showDF`
779c102 [cafreeman] `isLocal`
68b11cf [cafreeman] `toJSON`
0ac4abc [cafreeman] 'explain`
20242c4 [cafreeman] clean up docs
6a1fe64 [Shivaram Venkataraman] Merge pull request #198 from cafreeman/sparkr-sql
198c130 [Shivaram Venkataraman] Merge pull request #200 from shivaram/sparkr-sql-build
870acd4 [Shivaram Venkataraman] Use rc2 explicitly
8b9a963 [cafreeman] Merge branch 'sparkr-sql' of https://github.com/amplab-extras/SparkR-pkg into sparkr-sql
bc90115 [cafreeman] Fixed docs
3865f39 [Sun Rui] [SPARKR-156] phase 1: implement zipWithUniqueId() of the RDD class.
a37fd80 [Davies Liu] Update sparkR.R
d18f9d3 [Shivaram Venkataraman] Remove SparkR snapshot build We now have 1.3.0 RC2 on Apache Staging
8de958d [Davies Liu] Update SparkRBackend.scala
4e0becc [Shivaram Venkataraman] Merge pull request #194 from davies/api
197a79b [Davies Liu] add HiveContext (commented)
32aa01d [Shivaram Venkataraman] Merge pull request #191 from felixcheung/doc
5073e07 [Davies Liu] Merge branch 'sparkr-sql' of github.com:amplab-extras/SparkR-pkg into load
7918634 [cafreeman] Fix test
acea146 [cafreeman] remove extra line
74269f3 [cafreeman] Merge branch 'dfMethods' into sparkr-sql
cd7ac8a [Shivaram Venkataraman] Merge pull request #197 from cafreeman/sparkr-sql
494a4dd [cafreeman] update export
e14c328 [cafreeman] `selectExpr`
32b37d1 [cafreeman] Fixed indent in `join` test.
2e7b190 [Felix Cheung] small update on yarn deploy mode.
8ff29d6 [Davies Liu] fix tests
12a6db2 [Davies Liu] Merge branch 'sparkr-sql' of github.com:amplab-extras/SparkR-pkg into api
294ca4a [cafreeman] `join`, `sort`, and `filter`
4fa6343 [cafreeman] Refactor `join` generic for use with `DataFrame`
3f22c8d [Shivaram Venkataraman] Merge pull request #195 from cafreeman/sparkr-sql
2b6f980 [Davies Liu] shutdown the JVM after R process die
e8639c3 [cafreeman] New 1.3 repo and updates to `column.R`
ed9a89f [Davies Liu] address comments
03bcf20 [Davies Liu] Merge branch 'group' of github.com:davies/SparkR-pkg into group
39c253d [Davies Liu] Merge branch 'sparkr-sql' of github.com:amplab-extras/SparkR-pkg into group
98cc97a [Davies Liu] fix test and docs
e2d144a [Felix Cheung] Fixed small typos
3beadcf [Davies Liu] Merge branch 'sparkr-sql' of github.com:amplab-extras/SparkR-pkg into api
06cbc2d [Davies Liu] launch R worker by a daemon
8a676b1 [Shivaram Venkataraman] Merge pull request #188 from davies/column
524c122 [Davies Liu] Merge branch 'sparkr-sql' of github.com:amplab-extras/SparkR-pkg into column
f798402 [Davies Liu] Update column.R
1d0f2ae [Davies Liu] Update DataFrame.R
03402eb [Felix Cheung] Updates as per feedback on sparkR-submit
76cf2e0 [Shivaram Venkataraman] Merge pull request #192 from cafreeman/sparkr-sql
1955a09 [cafreeman] return object instead of a list of one object
f585929 [cafreeman] Fix brackets
e998356 [cafreeman] define generic for 'first' in RDD API
71d66a1 [Davies Liu] fix first(0
8ec21af [Davies Liu] fix signature
acae527 [Davies Liu] refactor
d7b17a4 [Davies Liu] fix approxCountDistinct
7dfe27d [Davies Liu] fix cyclic namespace dependency
8caf5bb [Davies Liu] use S4 methods
5c0bb24 [Felix Cheung] Doc updates: build and running on YARN
773baf0 [Zongheng Yang] Merge pull request #178 from davies/random
862f07c [Shivaram Venkataraman] Merge pull request #190 from shivaram/SPARKR-79
b457833 [Shivaram Venkataraman] Merge pull request #189 from shivaram/stdErrFix
f7caeb8 [Davies Liu] Update SparkRBackend.scala
8c4deae [Shivaram Venkataraman] Remove unused function
6e51c7f [Shivaram Venkataraman] Fix stderr redirection on executors
7afa4c9 [Shivaram Venkataraman] Merge pull request #186 from hlin09/funcDep3
4d36ab1 [hlin09] Add tests for broadcast variables.
3f57e56 [hlin09] Fix comments.
7b72487 [hlin09] Fix comments.
ae05bf1 [Davies Liu] Merge branch 'sparkr-sql' of github.com:amplab-extras/SparkR-pkg into column
abb4bb9 [Davies Liu] add Column and expression
eb8ac11 [Shivaram Venkataraman] Set Spark version 1.3.0 in Windows build
5c72e73 [Davies Liu] wait atmost 100 seconds
e425437 [Shivaram Venkataraman] Merge pull request #177 from lythesia/master
a00f502 [lythesia] fix indents
0346e5f [Davies Liu] address comment
6134649 [Shivaram Venkataraman] Merge pull request #187 from cafreeman/sparkr-sql
ad0935e [lythesia] minor fixes
b0e7f73 [cafreeman] Update `sampleDF` test
7b0d070 [lythesia] keep partitions check
889c265 [cafreeman] numToInt utility function
27dd3a0 [lythesia] modify tests for repartition
cad0f0c [cafreeman] Fix docs and indents
2808dcf [cafreeman] Three more DataFrame methods
5ef66fb [Davies Liu] send back the port via temporary file
3b46429 [Davies Liu] Merge branch 'master' of github.com:amplab-extras/SparkR-pkg into random
798f453 [cafreeman] Merge branch 'sparkr-sql' into dev
9aa4acf [Shivaram Venkataraman] Merge pull request #184 from davies/socket
020bce8 [Shivaram Venkataraman] Merge pull request #183 from cafreeman/sparkr-sql
222e06b [cafreeman] Lazy evaluation and formatting changes
e776324 [Davies Liu] fix import
211cc15 [cafreeman] Merge branch 'sparkr-sql' into dev
3351afd [hlin09] Replaces getDependencies with cleanClosure, to serialize UDFs to workers.
e7c56d6 [lythesia] fix random partition key
50c74b1 [Davies Liu] address comments
083c89f [cafreeman] Remove commented lines an unused import
dfa119b [hlin09] Improve the coverage of processClosure.
a41c9b9 [cafreeman] Merge branch 'wrapper' into sparkr-sql
1cd714f [cafreeman] Wrapper function docs.
db0cd9e [cafreeman] Clean up for wrapper functions
818c19f [cafreeman] Update schema-related functions
a57884e [cafreeman] Remove unused import
d72e830 [cafreeman] Add wrapper for `StructField` and `StructType`
2ea2ecf [lythesia] use generic arg
09b9512 [hlin09] add docs
f4f077c [hlin09] Add recursive cleanClosure for function access.
f84ad27 [hlin09] Merge remote-tracking branch 'upstream/master' into funcDep2
5300766 [Shivaram Venkataraman] Merge pull request #185 from hlin09/hlin09
07aa7c0 [hlin09] Unifies the implementation of lapply with lapplyParitionsWithIndex.
f4dbb0b [Davies Liu] use socket in worker
8282c59 [Davies Liu] Update DataFrame.R
ba495a8 [Davies Liu] Update NAMESPACE
36dffb3 [cafreeman] Add 'head` and `first`
534a95f [cafreeman] Schema-related methods
64f488d [cafreeman] Cache and Persist Methods
30d71fd [cafreeman] Standardize method arguments for DataFrame methods
785898b [Shivaram Venkataraman] Merge pull request #182 from cafreeman/sparkr-sql
2619003 [Shivaram Venkataraman] Merge pull request #181 from cafreeman/master
a9bbe0b [cafreeman] Update existing SparkSQL functions
8c241a3 [cafreeman] Merge with master, include changes to method args
68d6de4 [cafreeman] Fix typos
8d2ec6e [Davies Liu] add sum/max/min/avg/mean
774e687 [Davies Liu] add missing API in SQLContext
1e72b4b [Davies Liu] missing API in SQLContext
3294949 [Chris Freeman] Restore `rdd` argument to `getJRDD`
3a58ebc [Davies Liu] rm unrelated file
8bd93b5 [Davies Liu] fix signature
c652b4c [cafreeman] Update method signatures to use generic arg
48c8827 [Davies Liu] update NAMESPACE
84e2d8c [Davies Liu] groupBy and agg()
7c3ddbd [Davies Liu] create jmode in JVM
9465426 [Davies Liu] load and save
982f342 [lythesia] fix numeric issue
7651d84 [lythesia] fix coalesce
4e712e1 [Davies Liu] use random port in backend
041d22b [Shivaram Venkataraman] Merge pull request #172 from cafreeman/sparkr-sql
0d07770 [cafreeman] Added `limit` and updated `take`
301d8e5 [cafreeman] Remove extraneous map functions
0387db2 [cafreeman] Remove colNames
04c4b65 [lythesia] add repartition/coalesce
231deab [cafreeman] Change reserialize to serializeToBytes
acf7e1a [cafreeman] Rework the Scala to R DataFrame Conversion
481ae37 [cafreeman] Updated stale comments and standardized arg names
21d4a97 [hlin09] Adds cleanClosure to capture the function closures.
d24ffb4 [hlin09] Merge remote-tracking branch 'upstream/master' into funcDep2
8be02de [hlin09] Revert "loop 1-12 test pass."
fddb9cc [hlin09] Revert "add docs"
f8ef0ab [hlin09] Revert "More docs"
8e4b3da [hlin09] Revert "More docs"
57e005b [hlin09] Revert "fix tests."
c10148e [Shivaram Venkataraman] Merge pull request #174 from shivaram/sparkr-runner
910e3be [Shivaram Venkataraman] Add a timeout for initialization Also move sparkRBackend.stop into a finally block
bf52b17 [Shivaram Venkataraman] Merge remote-tracking branch 'amplab-sparkr/master' into sparkr-runner
08102b0 [Shivaram Venkataraman] Merge pull request #176 from lythesia/master
9c77b20 [Chris Freeman] Merge pull request #2 from shivaram/sparkr-sql
179ab38 [lythesia] add try counts and increase time interval
71a73b2 [Shivaram Venkataraman] Use a getter for serialization mode This change encapsulates the semantics of serialization mode for RDDs inside a getter function. For PipelinedRDDs if a backing JavaRDD is available we use that else we fall back to a default serialization mode
06bf250 [Shivaram Venkataraman] Merge pull request #173 from shivaram/windows-space-fix
88bf97f [Shivaram Venkataraman] Create SparkContext for R shell launch
f9268d9 [Shivaram Venkataraman] Fix code review comments
e6ad12d [Shivaram Venkataraman] Update comment describing sparkR-submit
17eda4c [Shivaram Venkataraman] Merge pull request #175 from falaki/docfix
ba2b72b [Hossein] Spark 1.1.0 is default
4cd7d3f [lythesia] retry backend connection
749e2d0 [Hossein] Updated README
bc04cf4 [Shivaram Venkataraman] Use SPARKR_BACKEND_PORT in sparkR.R as default Change SparkRRunner to use EXISTING_SPARKR_BACKEND_PORT to differentiate between the two
22a19ac [Shivaram Venkataraman] Use a semaphore to wait for backend to initalize Also pick a random port to avoid collisions
7f1f0f8 [cafreeman] Move comments to fit 100 char line length
8b84e4e [cafreeman] Make if statements more explicit
ce5d5ab [cafreeman] New tests for Union and Object File
b063320 [cafreeman] Changed 'serialized' to 'serializedMode'
0981dff [Zongheng Yang] Merge pull request #168 from sun-rui/SPARKR-153_2
86fc639 [Shivaram Venkataraman] Move sparkR-submit into pkg/inst
fd8f8a9 [Shivaram Venkataraman] Merge branch 'hqzizania-master'
a33dbea [Shivaram Venkataraman] Merge branch 'master' of https://github.com/hqzizania/SparkR-pkg into hqzizania-master
384e6e2 [Shivaram Venkataraman] Merge pull request #171 from hlin09/hlin09
1f5a6ac [hlin09] fixed comments
7f7596a [cafreeman] Additional handling for "row" serialization
8c3b8c5 [cafreeman] Add test for UnionRDD on "row" serialization
b1141f8 [cafreeman] Fixed formatting issues.
5db30bf [cafreeman] Changed serialized from bool to string
2f0c0b8 [cafreeman] Add check for serialized type
d243dfb [cafreeman] Clean up code
5ff63a2 [cafreeman] Change test from boolean to string
77fec1a [cafreeman] Updated .Rd files
9224989 [cafreeman] Various updates for DataFrame to RRDD
26af62b [cafreeman] DataFrame to RRDD
e004481 [cafreeman] Update UnionRDD test
5292be7 [hlin09] Adds support of pipeRDD().
e2a7560 [Shivaram Venkataraman] Merge pull request #170 from cafreeman/sparkr-sql
5d537f4 [cafreeman] Add pairRDD to Description
b6fa88e [cafreeman] Updating to current master
0cda231 [Sun Rui] [SPARKR-153] phase 2: implement aggregateByKey() and foldByKey().
95ee6b4 [Shivaram Venkataraman] Merge remote-tracking branch 'amplab-sparkr/master' into sparkr-runner
67fbc60 [Shivaram Venkataraman] Add support for SparkR shell to use spark-submit This ensures that SparkConf options are read in both in batch and interactive modes
2271030 [Shivaram Venkataraman] Merge pull request #167 from sun-rui/removePartionByInRDD
7fcb46a [Sun Rui] Remove partitionBy() in RDD.
52f94c4 [Shivaram Venkataraman] Merge pull request #160 from lythesia/master
59e2d54 [lythesia] merge with upstream
5836650 [Zongheng Yang] Merge pull request #163 from sun-rui/SPARKR-153_1
141723e [Sun Rui] fix comments.
f73a07e [Shivaram Venkataraman] Merge pull request #165 from shivaram/sparkr-sql-build
10ffc6d [Shivaram Venkataraman] Set Spark version to 1.3 using staging dependency Also fix the maven build
c91ede2 [Shivaram Venkataraman] Merge pull request #164 from hlin09/hlin09
9d335a9 [hlin09] Makes git to ignore Eclipse meta files.
94066bf [Sun Rui] [SPARKR-153] phase 1: implement fold() and aggregate().
9c391c7 [hqzizania] Merge remote-tracking branch 'upstream/master'
5f29551 [hqzizania] 	modified:   pkg/R/RDD.R 	modified:   pkg/R/context.R
d968664 [lythesia] fix comment
7972858 [Shivaram Venkataraman] Merge pull request #159 from sun-rui/SPARKR-150_2
7690878 [lythesia] separate out pair RDD functions
f4573c1 [Sun Rui] Use reduce() instead of sortBy().take() to get the ordered elements.
63e62ed [Sun Rui] [SPARKR-150] phase 2: implement takeOrdered() and top().
050390b [Shivaram Venkataraman] Fix bugs in inferring R file
8398f2e [Shivaram Venkataraman] Add sparkR-submit helper script Also adjust R file path for YARN cluster mode
bd6705b [Zongheng Yang] Merge pull request #154 from sun-rui/SPARKR-150
c7964c9 [Sun Rui] Merge with upstream master.
7feac38 [Sun Rui] Use default arguments for sortBy() and sortKeyBy().
de2bfb3 [Sun Rui] Fix minor comments and add more test cases.
0c6e071 [Zongheng Yang] Merge pull request #157 from lythesia/master
f5038c0 [lythesia] pull out anonymous functions in groupByKey
ba6f044 [lythesia] fixes for reduceByKeyLocally
343b6ab [Oscar Olmedo] Export sparkR.stop Closes #156 from oscaroboto/master
25639cf [Shivaram Venkataraman] Replace tabs with spaces
bb25920 [Shivaram Venkataraman] Merge branch 'dputler-master'
fd836db [hlin09] fix tests.
24a7f13 [hlin09] More docs
a465165 [hlin09] More docs
6ad4fc3 [hlin09] add docs
b082a35 [lythesia] add reduceByKeyLocally
7ca6512 [Shivaram Venkataraman] First cut of SparkRRunner
193f5fe [hlin09] loop 1-12 test pass.
345f1b8 [dputler] [SPARKR-195] Implemented project style guidelines for if-else statements
8043559 [Sun Rui] Add a TODO to use binary search in the range partitioner.
91b2fd6 [Sun Rui] Add more test cases.
e8ebbe4 [Shivaram Venkataraman] Merge pull request #152 from cafreeman/sparkr-sql
0c53d6c [dputler] Data frames now coerced to lists, and messages issued for a data frame or matrix on how they are parallelized
6d57ec0 [cafreeman] Remove json test file since we're using a temp
ac1ef09 [cafreeman] Update registerTempTable test
d9da451 [Sun Rui] [SPARKR-150] phase 1: implement sortBy() and sortByKey().
08ff30b [Shivaram Venkataraman] Merge pull request #153 from hqzizania/master
9767e8e [hqzizania] 	modified:   pkg/man/collect-methods.Rd
5d69f0a [hqzizania] 	modified:   pkg/R/RDD.R
4914091 [hqzizania] 	modified:   pkg/inst/tests/test_rdd.R
742a68b [cafreeman] Update test_sparkRSQL.R
a95823e [hqzizania] 	modified:   pkg/R/RDD.R
2d04526 [cafreeman] Formatting
fae9bdd [cafreeman] Renamed to SQLUtils.scala
39888ea [Chris Freeman] Update test_sparkSQL.R
fce2453 [cafreeman] Updated documentation for SQLContext
13fbf12 [cafreeman] Regenerated .Rd files
51ecf41 [cafreeman] Updated Scala object
30d7337 [cafreeman] Added SparkSQL test
74b3ed6 [cafreeman] Incorporate code feedback
554bda0 [Zongheng Yang] Merge pull request #147 from shivaram/sparkr-ec2-fixes
a5f4f8f [cafreeman] Squashed commit of the following:
f34bb88 [Shivaram Venkataraman] Remove profiling information from this PR
c662f29 [Zongheng Yang] Merge pull request #146 from shivaram/spark-1.2-build
21e9b74 [Zongheng Yang] Merge pull request #145 from lythesia/master
76f6b9e [Shivaram Venkataraman] Merge pull request #149 from hqzizania/master
1c2dbec [lythesia] minor fix for refactoring join code
5b380d3 [hqzizania] 	modified:   pkg/man/combineByKey.Rd 	modified:   pkg/man/groupByKey.Rd 	modified:   pkg/man/partitionBy.Rd 	modified:   pkg/man/reduceByKey.Rd
98794fe [hqzizania] 	modified:   pkg/R/RDD.R
b66534d [Zongheng Yang] Merge pull request #144 from shivaram/fix-rd-files
60da1df [Shivaram Venkataraman] Initialize timing variables
179aa75 [Shivaram Venkataraman] Bunch of fixes for longer running jobs 1. Increase the timeout for socket connection to wait for long jobs 2. Add some profiling information in worker.R 3. Put temp file writes before stdin writes in RRDD.scala
06d99f0 [Shivaram Venkataraman] Fix URI to have right number of slashes
add97f5 [Shivaram Venkataraman] Use URL encode to create valid URIs for jars
4eec962 [lythesia] refactor join functions
73430c6 [Shivaram Venkataraman] Make SparkR work on paths with spaces on Windows
aaf8f47 [Shivaram Venkataraman] Exclude hadoop client from Spark dependency
227ee42 [Zongheng Yang] Merge pull request #141 from shivaram/SPARKR-140
ac5ceb1 [Shivaram Venkataraman] Fix code review comments
32394de [Shivaram Venkataraman] Regenerate Rd files for SparkR This fixes a number of issues in SparkR man pages. The main changes are 1. Don't export or generate docs for PipelineRDD 2. Fix variable names for Filter, count to match base methods 3. Document missing arguments for sparkR.init, print.jobj etc.
e157bf6 [Shivaram Venkataraman] Use prev_serialized to track if JRDD is serialized This changes introduces a new variable in PipelineRDD environment to track if the prev_jrdd is serialized or not.
7428a7e [Zongheng Yang] Merge pull request #143 from shivaram/SPARKR-181
7dd1797 [Shivaram Venkataraman] Address code review comments
8f81c45 [Shivaram Venkataraman] Remove roxygen export for PipelinedRDD
0cb90f1 [Zongheng Yang] Merge pull request #142 from shivaram/SPARKR-169
d1c6e6c [Shivaram Venkataraman] Buffer stderr from R and return it on Exception This change buffers the last 100 lines from R process and passes these lines back to the driver if we have an exception. This will help users debug why their tasks failed on the cluster
d6c1393 [Shivaram Venkataraman] Suppress warnings from normalizePath
a382835 [Shivaram Venkataraman] Fix serialization tracking in pipelined RDDs When creating a pipeline RDD, we need to check if the JavaRDD belonging to the parent is serialized.
da39529 [Zongheng Yang] Merge pull request #140 from sun-rui/SPARKR-183
2814caa [Sun Rui] Merge with upstream master.
cd2a5b3 [Sun Rui] Add reference to Nagle's algorithm and clean code.
52356b6 [Shivaram Venkataraman] Merge pull request #139 from shivaram/fix-backend-exit
97e5a1f [Sun Rui] [SPARKR-183] Fix the issue that parallelize collect tests are slow.
a9f8e8e [Shivaram Venkataraman] Merge pull request #138 from concretevitamin/fix-collect-test
125ae43 [Shivaram Venkataraman] Fix SparkR backend to exit in more cases This change has two fixes 1. When the workspace is saved (from R or RStudio) the backend connection seems to be closed before the finalizer is run. In such cases we reopen the connection and stop the backend 2. With RStudio when R is restarted, there are port-conflicts which appear due to a race condition between the JVM and rsession restart. This change adds a 1 sec sleep to avoid this race.
12c102a [Zongheng Yang] Simplify a unit test.
9c0637a [Zongheng Yang] Merge pull request #137 from shivaram/fix-docs
0df0e18 [Shivaram Venkataraman] Fix documentation for includePackage
7549f88 [Zongheng Yang] Merge pull request #136 from shivaram/man-updates
7edbe46 [Shivaram Venkataraman] Add missing man pages
9cb9567 [Shivaram Venkataraman] Merge pull request #131 from shivaram/rJavaExpt
1fa722e [Shivaram Venkataraman] Rename to SerDe now
2fcb051 [Shivaram Venkataraman] Rename to SerDeJVMR
d112cf0 [Shivaram Venkataraman] Style fixes
9fd01cc [Shivaram Venkataraman] Remove unnecessary braces
0881931 [Shivaram Venkataraman] Some more style fixes
f00b531 [Shivaram Venkataraman] Address code review comments. Big changes include style fixes throughout for named arguments
c09ba05 [Shivaram Venkataraman] Change jobj id to be just an integer Add a new print.jobj that gets the class name and prints it Also add a utility function isInstanceOf
be05b16 [Shivaram Venkataraman] Check if context, connection exist before stopping
d596a23 [Shivaram Venkataraman] Address code review comments
396e7ac [Shivaram Venkataraman] Changes to make new backend work on Windows This change uses file.path to construct the Java binary path in a OS agnostic way and uses system2 to handle quoting binary paths correctly. Tests pass on Mac OSX and a Windows EC2 instance.
e7a4e03 [Shivaram Venkataraman] Remove unused file BACKEND.md
62f380b [Shivaram Venkataraman] Update worker.R to use new deserialization call
8b9c4e6 [Shivaram Venkataraman] Change RDD name, setName to use new backend
6dcd5c5 [Shivaram Venkataraman] Merge branch 'master' of https://github.com/amplab-extras/SparkR-pkg into rJavaExpt
0873397 [Shivaram Venkataraman] Refactor java object tracking into a new singleton. Also add comments describing each class
95db964 [Shivaram Venkataraman] Add comments, cleanup new R code
bcd4258 [Zongheng Yang] Merge pull request #130 from lythesia/master
74dbc5e [Sun Rui] Match method using parameter types.
7ad4a4d [Sun Rui] Use 1 char to represent types on the backend->client direction.
bace887 [Sun Rui] Use an integer count for the backend java object ID because Uniqueness isn't guaranteed by System.identityHashCode().
b38d04f [Sun Rui] Use 1 char to represent types on the client -> backend direction.
f88bc68 [lythesia] Merge branch 'master' of github.com:lythesia/SparkR-pkg
71d41f5 [lythesia] add test case for fullOuterJoin
eb4f423 [lythesia] --amend
cffecc5 [lythesia] add test case for fullOuterJoin
a547dd2 [Shivaram Venkataraman] Move classTag, rddRef into newJObject call This avoids them getting eagerly garbage collected
1255391 [Shivaram Venkataraman] Add a finalizer for jobj objects This enables Java objects to be garbage collected on the backend when they are no longer referenced in R. Also rename newJava to newJObject to be more consistent with callJMethod
70fa409 [Sun Rui] Add YARN Conf Dir to the class path when launching the backend.
a1108ca [lythesia] add fullOuterJoin in RDD.R
2152727 [Shivaram Venkataraman] Remove empty file
cd08bee [Shivaram Venkataraman] Update all functions to use new backend All unit tests pass.
9de49b7 [Shivaram Venkataraman] Add high level calls for methods, constructors Also update BACKEND.md
5a97ea4 [Shivaram Venkataraman] Add jobj S3 class that holds backend refs
e071d3e [Shivaram Venkataraman] Change SparkRBackend to use general method calls This change uses a custom protocl + JNI to invoke any method on a given object type. Also update serializers, deserializers to make code more concise
49f0404 [Shivaram Venkataraman] Merge pull request #129 from lythesia/master
7f8cd82 [lythesia] update man
4715ed2 [Yi Lu] Update RDD.R
5a53801 [lythesia] fix name,setName
4f3870b [lythesia] add name,setName in RDD.R
1c25700 [Shivaram Venkataraman] Merge pull request #128 from sun-rui/SPARKR-165
c8507d8 [Sun Rui] [SPARKR-165] IS_SCALAR is not present in R before 3.1
2cff2bd [Sun Rui] Add function to invoke Java method.
7a31da1 [Shivaram Venkataraman] Merge branch 'dputler-master'. Closes #119
0ceba82 [Shivaram Venkataraman] Merge branch 'master' of https://github.com/dputler/SparkR-pkg into dputler-master
735f70c [Shivaram Venkataraman] Merge pull request #125 from 7c00/rawcon
fccfe6c [Shivaram Venkataraman] Merge pull request #127 from sun-rui/SPARKR-164
387bd57 [Sun Rui] [SPARKR-164] Temporary files used by SparkR accumulat as time goes on.
5f2268f [Shivaram Venkataraman] Add support to stop backend
5f745c0 [Shivaram Venkataraman] Update notes in backend
22015c1 [Shivaram Venkataraman] Add first cut of SparkR Backend
52821da [Todd Gao] switch the order of packages and function deps
d7b0007 [Todd Gao] remove memCompress
cb6873e [Shivaram Venkataraman] Merge pull request #126 from sun-rui/SPARKR-147
c5962eb [Todd Gao] further optimize using rawConnection
f04c6e0 [Sun Rui] [SPARKR-147] Support multiple directories as input to textFile.
b7de604 [Todd Gao] optimize execFunctionDeps loading in worker.R
4d4fc30 [Shivaram Venkataraman] Merge pull request #122 from cafreeman/master
b508877 [cafreeman] Update SparkR_IDE_Setup.sh
21ed9d7 [cafreeman] Update build.sbt
f73ec16 [cafreeman] Delete SparkR_IDE_Setup_Guide.md
d63b026 [cafreeman] Delete SparkR_Quick_Start_Guide.md
6e6cb62 [cafreeman] Update SparkR_IDE_Setup.sh
bc6042b [cafreeman] Update build.sbt
a8197d5 [cafreeman] Merge remote-tracking branch 'upstream/master'
d671564 [Zongheng Yang] Merge pull request #123 from shivaram/jcheck-void
76b8d00 [Zongheng Yang] Merge pull request #124 from shivaram/master
b690d58 [Shivaram Venkataraman] Specify how to change Spark versions in README
0fb003d [Shivaram Venkataraman] Merge branch 'master' of https://github.com/amplab-extras/SparkR-pkg into jcheck-void
1c227b4 [Shivaram Venkataraman] Also add a check in context.R
96812b6 [Shivaram Venkataraman] Check for exceptions after void method calls
f5c216d [cafreeman] Merge remote-tracking branch 'upstream/master'
90c8933 [Zongheng Yang] Merge pull request #121 from shivaram/fix-sort-order
bd0e3b4 [Shivaram Venkataraman] Fix saveAsTextFile test case
2e55f67 [Shivaram Venkataraman] Merge branch 'master' of https://github.com/amplab-extras/SparkR-pkg into fix-sort-order
f10c607 [Shivaram Venkataraman] Merge pull request #118 from sun-rui/saveAsTextFile
6c9bfc0 [Sun Rui] Merge remote-tracking branch 'SparkR_upstream/master' into saveAsTextFile
6faedbe [cafreeman] Update SparkR_IDE_Setup_Guide.md
57008bc [cafreeman] Update SparkR_IDE_Setup.sh
bb1c17d [cafreeman] Update SparkR_IDE_Setup.sh
538bfdb [cafreeman] Update SparkR_Quick_Start_Guide.md
31322c6 [cafreeman] Update SparkR_IDE_Setup.sh
ca3f593 [Sun Rui] Refactor RRDD code.
df58d95 [cafreeman] Update SparkR_Quick_Start_Guide.md
b488c88 [cafreeman] Rename Spark_IDE_Setup.sh to SparkR_IDE_Setup.sh
b2545a4 [cafreeman] Added IDE Setup Guide
0ffb5de [cafreeman] Merge branch 'master' of https://github.com/cafreeman/SparkR-pkg
bd8fbfb [cafreeman] Merge remote-tracking branch 'upstream/master'
98efa5b [cafreeman] Added Quick Start Guide
3cf88f2 [Shivaram Venkataraman] Sort lists before comparing in unit tests Since Spark doesn't guarantee that shuffle results will always be in the same order, we need to sort the results before comparing for deterministic behavior
d621dbc [Shivaram Venkataraman] Merge pull request #120 from sun-rui/objectFile
c4a44d7 [Sun Rui] Add @seealso in comments and extract some common code into a function.
724e3a4 [cafreeman] Update Spark_IDE_Setup.sh
8153e5a [Sun Rui] [SPARKR-146] Support read/save object files in SparkR.
17f9909 [cafreeman] Update Spark_IDE_Setup.sh
a9eb080 [cafreeman] IDE Shell Script
64d800c [dputler] Merge remote branch 'upstream/master'
1fbdb2e [dputler] Added the ability for the user to specify a text file location throught the use of tilde expansion or just the file name if it is in the working directory.
d83c017 [Shivaram Venkataraman] Merge pull request #113 from sun-rui/stringHashCodeInC
a7d9cdb [Sun Rui] Fix build on Windows.
7d81b05 [Shivaram Venkataraman] Merge pull request #114 from hlin09/hlin09
47c4bb7 [hlin09] fix reviews
a457f7f [Shivaram Venkataraman] Merge pull request #116 from dputler/master
0fa48d1 [Shivaram Venkataraman] Merge pull request #117 from sun-rui/keyBy
85cfeb4 [Sun Rui] [SPARKR-144] Implement saveAsTextFile() in the RDD class.
09083d9 [Sun Rui] Add keyBy() to the RDD class.
caad5d7 [dputler] Adding the script to install software on the Cloudera Quick Start VM.
dca3d05 [hlin09] Minor fix.
ece5f7d [hlin09] Merge remote-tracking branch 'upstream/master' into hlin09
a40874b [hlin09] Use extendible accumulators aggregate the cogroup values.
d0347ce [Zongheng Yang] Merge pull request #112 from sun-rui/outer_join
492f76e [Sun Rui] Refine code and add description.
ba01358 [Shivaram Venkataraman] Merge pull request #115 from sun-rui/SPARKR-130
5c8e46e [Sun Rui] Fix per the review comments.
7190a2c [Sun Rui] Update comment to add a reference to storage levels.
1da705e [hlin09] Fix the review comments.
c4b77be [Sun Rui] [SPARKR-130] Add persist(storageLevel) API to RDD.
b424a1a [hlin09] Add function cogroup().
9770312 [Shivaram Venkataraman] Merge pull request #111 from hlin09/hlin09
cead7df [hlin09] fix review comments.
54f712e [Sun Rui] Implement string hash code in C.
425f0c6 [Sun Rui] Add leftOuterJoin() and rightOuterJoin() to the RDD class.
39509c7 [hlin09] add Rd file for foreach and foreachPartition.
63d6ac7 [hlin09] Adds function foreach() and foreachPartition().
9c954df [Zongheng Yang] Merge pull request #105 from sun-rui/join
c71228d [Sun Rui] Pre-allocate list with fixed length. Add test case for join() using string key.
bc3e9f6 [Shivaram Venkataraman] Merge pull request #108 from concretevitamin/take-optimize
c06fc90 [Zongheng Yang] Fix: only optimize for unserialized dataset case.
d399aeb [Zongheng Yang] Apply size-capping on logical representation instead of physical.
e4217dd [Zongheng Yang] Merge pull request #107 from shivaram/master
7952180 [Shivaram Venkataraman] Copy, use getLocalDirs from Spark Utils.scala
08e24c3 [Zongheng Yang] Merge pull request #109 from hlin09/hlin09
97d4e02 [Zongheng Yang] Min() upper-bound size with actual size.
bb779bf [hlin09] Rename the filter function to filterRDD to follow the API consistency. Filter() is also kept.
ce1661f [Zongheng Yang] Fix slow take(): deserialize only up to necessary # of elements.
4dca9b1 [Shivaram Venkataraman] Merge pull request #106 from hlin09/hlin09
1220d92 [hlin09] Adds function numPartitions().
2326a65 [Shivaram Venkataraman] Use SPARK_LOCAL_DIRS to create tmp files
e119757 [hlin09] Minor fix.
9c24c8b [hlin09] Adds function countByKey().
48fce67 [hlin09] Adds countByValue().
6679eef [Sun Rui] Update documentation for join().
70586b4 [Sun Rui] Add join() to the RDD class.
e6fb999 [Zongheng Yang] Merge pull request #103 from shivaram/rlibdir-fix
a21f146 [Shivaram Venkataraman] Merge pull request #102 from hlin09/hlin09
32eb619 [Shivaram Venkataraman] Merge pull request #104 from sun-rui/add_keys_values
d8692e9 [Sun Rui] Add keys() and values() for the RDD class.
18b9be1 [Shivaram Venkataraman] Allow users to set where SparkR is installed This also adds a warning if somebody tries to call sparkR.init multiple times.
a17f135 [hlin09] Adds tests for flatMap and flatMapValues.
4bcf59b [hlin09] Adds function flatMapValues.
4a193ef [Zongheng Yang] Merge pull request #101 from ashutoshraina/master
60d22f2 [Ashutosh Raina] changed sbt version
5400793 [Zongheng Yang] Merge pull request #98 from shivaram/windows-fixes-build
36d61a7 [Shivaram Venkataraman] Merge pull request #97 from hlin09/hlin09
f7d7d89 [hlin09] Remove redundant code in test.
6bbe823 [hlin09] minor style fix.
9b47f3a [Shivaram Venkataraman] Merge pull request #100 from hnahak87/patch-1
7f6e4ea [Harihar Nahak] Update logistic_regression.R
a605047 [Shivaram Venkataraman] Merge pull request #99 from hlin09/makefile
323151d [hlin09] Fix yar flag in Makefile to remove build error in Maven.
8911897 [hlin09] Make reserialize() private function in package.
79aee73 [Shivaram Venkataraman] Add notes on how to build SparkR on windows
49a99e7 [Shivaram Venkataraman] Clean up some commented code
ddc271b [Shivaram Venkataraman] Only append file:/// to non empty jar paths
a53952e [Shivaram Venkataraman] Add windows build scripts
325b179 [hlin09] Merge remote-tracking branch 'upstream/master' into hlin09
daf5040 [hlin09] Add reserialize() before union if two RDDs are not both serialized.
536afb1 [hlin09] Add new function of union().
7044677 [Shivaram Venkataraman] Merge branch 'master' of https://github.com/amplab-extras/SparkR-pkg into windows-fixes
d22a02d [Zongheng Yang] Merge pull request #94 from shivaram/windows-fixes-stdin
51924f7 [Shivaram Venkataraman] Merge pull request #90 from oscaroboto/master
eb97d85 [Shivaram Venkataraman] Merge pull request #96 from sun-rui/add_clarification_readme
5a128f4 [Sun Rui] Add clarification on setting Spark master when launching the SparkR shell.
187526a [oscaroboto] Update sparkR.R
32c567b [Shivaram Venkataraman] Merge pull request #95 from concretevitamin/master
4cd2d5e [Zongheng Yang] Notes about spark-ec2.
1c28e3b [Shivaram Venkataraman] Merge branch 'master' of https://github.com/amplab-extras/SparkR-pkg into windows-fixes
8e8a029 [Zongheng Yang] Merge pull request #92 from shivaram/sparkr-yarn
721043b [Zongheng Yang] Update README.md with YARN instructions.
1681f58 [Shivaram Venkataraman] Use temporary files for input instead of stdin This fixes a bug for Windows where stdin would get truncated
b084314 [oscaroboto] removed ... from example
44c93d4 [oscaroboto] Added example to SparkR.R
be82dcc [Shivaram Venkataraman] Merge pull request #93 from hlin09/hlin09
868554d [oscaroboto] Update sparkR.R
488ac47 [hlin09] Add generated Rd file of previous added functions, distinct() and mapValues().
b2740ad [hlin09] Add test for filter all elements. Add filter() as alias.
08d3631 [hlin09] Minor style fixes.
2c0e34f [hlin09] Adds function Filter(), which extracts the elements that satisfy a predicate.
5951d3b [Shivaram Venkataraman] Remove SBT plugin
4e70ced [oscaroboto] changed ExecutorEnv to sparkExecutorEnvMap, to make it consistent with sparkEnvirMap
903d18a [oscaroboto] changed executorEnv to sparkExecutorEnvMap,  will do the same in R
f97346e [oscaroboto] executorEnv to lower-case e
88a524e [oscaroboto] Added LD_LIBRARY_PATH to the ExecutorEnv. This is need so that the nodes can find libjvm.so, or if the master has a different LD_LIBRARY_PATH then the nodes. Make sure to export LD_LIBRARY_PATH  that includes the path to libjvm.so in the nodes.
1d208ae [oscaroboto] added the YARN_CONF_DIR to the classpath
8a9b75c [oscaroboto] forgot to change hm and ee inside the for loops
579db58 [Shivaram Venkataraman] Merge pull request #91 from sun-rui/add_max_min
4381efa [Sun Rui] use reduce() to implemement max() and min().
a5459c5 [Shivaram Venkataraman] Consolidate yarn flags
86b04eb [Shivaram Venkataraman] Don't use quotes around yarn
bf0797f [Shivaram Venkataraman] Add dependency on spark yarn module
af5fe77 [Shivaram Venkataraman] Fix SBT build, add dependency tree plugin
4917607 [Sun Rui] Add maximum() and minimum() API to RDD.
51bbbe4 [Shivaram Venkataraman] Changes to make SparkR work with YARN
9d5e3ab [oscaroboto] a few stylistic changes. Also change vars to sparkEnvirMap and eevars to ExecutorEnv, to match sparkR.R
578f545 [oscaroboto] a few stylistic changes
39eea2f [oscaroboto] Modification to dynamically create a sparkContext with YARN. Added .setExecutorEnv to the sparkConf in createSparkContext within the RRDD object. This modification was made together with sparkR.R
17ec42e [oscaroboto] A modification to dynamically create a sparkContext with YARN. sparkR.R modified to pass custom Jar file names and EnvironmentEnv to the sparkConf. RRDD.scala was also modified to accept the new inputs to creatSparkContext.
624ac9d [Shivaram Venkataraman] Merge pull request #87 from sun-rui/SPARKR-125
4f213db [Shivaram Venkataraman] Merge pull request #89 from sun-rui/SPARKR-108
eb833c5 [Shivaram Venkataraman] Merge pull request #88 from hlin09/hlin09
07bf971 [Sun Rui] [SPARKR-108] Implement map-side reduction for reduceByKey().
4accba1 [hlin09] Fixes style and adds an optional param 'numPartition' in distinct().
80d303a [hlin09] typo fixed.
e37a9b5 [hlin09] Adds function distinct() and mapValues().
08dac06 [Sun Rui] [SPARKR-125] Get the iterator of the parent RDD before launching a R worker process in compute() of RRDD/PairwiseRRDD
c4ba53c [Shivaram Venkataraman] Merge pull request #85 from edwardt/master
72a9d27 [root] reorder to keep relative ordering the same
f3fcb10 [root] fix up build.sbt also to match pom.xml
5ecbe3e [root] Make spark verison configurable in build script per ISSUE122
a44e63d [Shivaram Venkataraman] Merge pull request #84 from sun-rui/SPARKR-94
fbb5663 [Sun Rui] Add {} to one-line functions and add a test case for lookup where no match is found.
95beb4e [Shivaram Venkataraman] Merge pull request #82 from edwardt/master
36776c5 [edwardt] missed one 0.9.0 revert
b26deec [Sun Rui] [SPARKR-94] Add a  method to get an element of a pair RDD object by key.
1ba256e [edwardt] Keep 0.9.0 and says uses 1.1.0 by default
5380c43 [root] missed one version
21f74da [root] upgrade to spark version 1.1.0 to match lastest merge list
ddfcde9 [root] merge
67d067a [Shivaram Venkataraman] Merge pull request #81 from sun-rui/SparkR-117
993868f [Sun Rui] [SPARKR-117] Update Spark dependency to 1.1.0
d20661a [Zongheng Yang] Merge pull request #80 from sun-rui/master
0b2da9f [Sun Rui] Update Rd file and add a test case for mapPartitions.
5879648 [Sun Rui] Add mapPartitions() method to RDD for API consistency.
c033461 [Shivaram Venkataraman] Merge pull request #79 from sun-rui/fix-kmeans
f62b77e [Sun Rui] Adjust coding style.
b40911d [Sun Rui] Fix syntax error in examples/kmeans.R.
5304451 [Shivaram Venkataraman] Merge pull request #78 from sun-rui/master
70ffbfb [Sun Rui] Fix a bug that modifications to build.sbt won't trigger rebuilding.
a25696c [Shivaram Venkataraman] Merge pull request #76 from edwardt/addjira
b8bbd93 [edwardt] Update README.md
615d930 [edwardt] Update README.md
e522e69 [edwardt] Update README.md
03e6ced [edwardt] Update README.md
3007015 [root] don't check in gedit buffer file'
c35c9a6 [root] Add where to enter bugs ad feeback
469eae3 [edwardt] Update README.md
61b4a43 [edwardt] Update Makefile (style uniformity)
ce3337d [edwardt] Update README.md
7ff68fc [root] Merge branch 'master' of https://github.com/edwardt/SparkR-pkg
16353f5 [root] add links to devtools and install_github
513b9e5 [Shivaram Venkataraman] Merge pull request #72 from edwardt/master
31608a4 [edwardt] Update Makefile (style uniformity)
4ffe146 [root] Makefile: factor out SPARKR_VERSION to reduce potential copy&paste error; cp & rm called with -f in build/clean phase; .gitignore includes checkpoints and unit test log generated by run-tests.sh
715275f [Zongheng Yang] Merge pull request #68 from shivaram/master
90e2083 [Shivaram Venkataraman] Add return type to hasNext
8eb983d [Shivaram Venkataraman] Fix up comment
2206164 [Shivaram Venkataraman] Delete temporary files after they are read This change deletes temporary files used for communication between Rscript and the JVM once they have been completely read.
5881da7 [Zongheng Yang] Merge pull request #67 from shivaram/improve-shuffle
81251e2 [Shivaram Venkataraman] Address code review comments
a5f573f [Shivaram Venkataraman] Use a better list append in shuffles This is helpful in scenarios where we have a large number of values in a bucket
388e64d [Shivaram Venkataraman] Merge pull request #55 from RevolutionAnalytics/master
e1f95b6 [Zongheng Yang] Merge pull request #65 from concretevitamin/parallelize-fix
fc1a71a [Zongheng Yang] Fix that collect(parallelize(sc,1:72,15)) drops elements.
b8204c5 [Zongheng Yang] Minor: update a URL in README.
86f30c3 [Antonio Piccolboni] better fix for amplab-extras/SparkR-pkg#53
b3c318d [Antonio Piccolboni] delayed loading to have all namespaces available.
f323e97 [Antonio Piccolboni] tentative fix for amplab-extras/SparkR-pkg#53
6f82269 [Zongheng Yang] Merge pull request #48 from shivaram/master
8f433e5 [Shivaram Venkataraman] Move up Hadoop in pom.xml and add back protobufs As Hadoop 1.0.4 doesn't use protobufs, we can't exclude protobufs from Spark always. This change tries to order the dependencies so that the shader first picks up Hadoop's protobufs over Mesos.
bfe7e26 [Shivaram Venkataraman] Merge pull request #36 from RevolutionAnalytics/vectorize-examples
059ae41 [Antonio Piccolboni] and more formatting
9dbd531 [Antonio Piccolboni] more formatting per committer request
948738a [Antonio Piccolboni] converted tabs to spaces per project request
49f5f5a [Shivaram Venkataraman] Merge pull request #35 from shivaram/master
3eb5ad3 [Shivaram Venkataraman] on_failure -> after_failure in travis.yml
139bdee [Shivaram Venkataraman] Cache sbt, maven, ivy dependencies
4ebced2 [Shivaram Venkataraman] Merge pull request #34 from shivaram/master
8437061 [Shivaram Venkataraman] Exclude protobuf from Spark dependency in Maven This avoids pulling in multiple versions of protobuf from Mesos and Hadoop.
91aa527 [Antonio Piccolboni] vectorized version, 36s 10 slices 10^6 per slice. The older version takes 30 sec on 1/10th of data.
f137a57 [Antonio Piccolboni] for rstudio users
1f7ffb0 [Antonio Piccolboni] implemented using matrices and vectorized calls wherever possible
46b23df [Antonio Piccolboni] replace require with library
b15d7db [Antonio Piccolboni] faster parsing
8b7aeb3 [Antonio Piccolboni] 22x speed improvement, 3X mem impovement
c5bce07 [Zongheng Yang] Merge pull request #30 from shivaram/string-tests
21fa2d8 [Shivaram Venkataraman] Fix bug where serialized was not changed for RRRD Reason: When an RRDD is created in getJRDD we have converted any possibly unserialized RDD to a serialized RDD.
9d1ea20 [Shivaram Venkataraman] Merge branch 'master' of github.com:amplab/SparkR-pkg into string-tests
7b9348c [Shivaram Venkataraman] Add tests for partition with string keys Add two tests one with a string array and one from a textFile to test both codepaths
aacd726 [Shivaram Venkataraman] Update README with maven proxy instructions
803e62c [Shivaram Venkataraman] Merge pull request #28 from concretevitamin/master
7c093e6 [Zongheng Yang] Use inherits() to test an object's class.
061c591 [Shivaram Venkataraman] Merge pull request #26 from hafen/master
90f9fda [Ryan Hafen] Fix isRdd() to properly check for class
5b10cc7 [Zongheng Yang] Merge pull request #24 from shivaram/master
7014f83 [Shivaram Venkataraman] Remove unused transformers in maven's pom.xml
b00cea5 [Shivaram Venkataraman] Add support for a Maven build
11ec9b2 [Shivaram Venkataraman] Merge pull request #12 from concretevitamin/pipelined
6b18a90 [Zongheng Yang] Merge branch 'master' into pipelined
57127b8 [Zongheng Yang] Merge pull request #23 from shivaram/master
1ac3940 [Zongheng Yang] Review feedback.
a06fb34 [Zongheng Yang] Remove outdated comment.
0a1fc13 [Shivaram Venkataraman] Fixes for using SparkR with Hadoop2. 1. Exclude ASM, Netty from Hadoop similar to Spark. 2. Concat services files to ensure HDFS filesystems work. 3. Update README with an example
9a1db44 [Zongheng Yang] Merge pull request #22 from shivaram/master
e462448 [Shivaram Venkataraman] Use `$` for calling `put` instead of .jrcall
ed4559a [Shivaram Venkataraman] Add support for passing Spark environment vars This change creates a new `createSparkContext` method in RRDD as we can't pass Map<String, String> through rJava. Also use SPARK_MEM in local mode to increase heap size and update the README with some examples.
10228fb [Shivaram Venkataraman] Merge pull request #20 from concretevitamin/digit-ex
1398d9f [Zongheng Yang] Add linear_solver_mnist to examples/.
d484c2a [Zongheng Yang] Add tests for actions on PipelinedRDD.
d9cb95c [Zongheng Yang] Add setCheckpointDir() to context.R; comment fix.
f8bc8a9 [Zongheng Yang] Minor edits per Shivaram's comments.
8cd67f7 [Shivaram Venkataraman] Merge pull request #15 from shivaram/master
d4468a9 [Shivaram Venkataraman] Remove trailing comma
e2714b8 [Shivaram Venkataraman] Remove Apache Staging repo and update README
334eace [Zongheng Yang] Add a multi-transformation test to benchmark on pipelining.
5650ad7 [Zongheng Yang] Put serialized field inside env for both RDD and PipelinedRDD.
0b9e8bb [Zongheng Yang] First cut at PipelinedRDD.
a4c431e [Zongheng Yang] Add `isCheckpointed` field and checkpoint().
dac0795 [Zongheng Yang] Minor inline comment style fix.
bfb8e26 [Zongheng Yang] Add isCached field (inside an env) and unpersist().
295bff6 [Zongheng Yang] Merge pull request #11 from shivaram/master
4cb209c [Shivaram Venkataraman] Search rLibDir in worker before libPaths This ensures we pick up the SparkR intended and not an older version installed on the same machine
ef198ff [Zongheng Yang] Merge pull request #10 from shivaram/unit-tests
e0557a8 [Shivaram Venkataraman] Update travis to install plyr
8b18bc1 [Shivaram Venkataraman] Merge branch 'master' of github.com:amplab/SparkR-pkg into unit-tests
4a9ca31 [Shivaram Venkataraman] Use smaller broadcast and plyr instead of Matrix Matrix package takes around 2s to load and slows down unit tests.
21c6a61 [Zongheng Yang] Merge pull request #8 from shivaram/master
08c2947 [Shivaram Venkataraman] Move dev install directory to front of libPaths
bda42ee [Shivaram Venkataraman] Merge pull request #7 from JoshRosen/travis
cc5f5c0 [Josh Rosen] Add Travis CI integration (using craigcitro/r-travis)
b6c864b [Shivaram Venkataraman] Merge pull request #6 from concretevitamin/env-style-fix
4fcef22 [Zongheng Yang] Use one style ($) for accessing names in environments.
8a948c6 [Shivaram Venkataraman] Merge pull request #4 from shivaram/master
24978eb [Shivaram Venkataraman] Update README to use install_github
8899db4 [Shivaram Venkataraman] Update TODO.md
91792de [Shivaram Venkataraman] Update Spark requirements
f34f4bf [Shivaram Venkataraman] Check tests for failures and output error msg
cd750d3 [Shivaram Venkataraman] Update run-tests to use new path
1877b7c [Shivaram Venkataraman] Unset R_TESTS to make tests work with R CMD check Also silence Akka remoting logs and update Makefile to build on log4j changes
e60e18a [Shivaram Venkataraman] Update README to remove Spark installation notes
4450189 [Shivaram Venkataraman] Add Spark 0.9 dependency from Apache Staging Also clean up assembly jar from inst on make clean
5eb2131 [Shivaram Venkataraman] Update repo path in README
ec8210e [Shivaram Venkataraman] Remove broadcastId hack as it is public in Spark
9f0e080 [Shivaram Venkataraman] Merge branch 'install-github'
5c88fbd [Shivaram Venkataraman] Add helper script to run tests
77450a1 [Shivaram Venkataraman] Remove dependency on Spark Logging
6cb00d1 [Shivaram Venkataraman] Update README and add helper script install-dev.sh
28346ca [Shivaram Venkataraman] Only normalize if SPARK_HOME is not empty
0fd6571 [Shivaram Venkataraman] Normalize SPARK_HOME before passing it
ff96d5c [Shivaram Venkataraman] Pass in SPARK_HOME and jar file path
34c4dce [Shivaram Venkataraman] Move src into pkg and update Makefile This enables the package to be installed using install_github using devtools and automates the build procedure.
b25afed [Shivaram Venkataraman] Change package name to edu.berkeley.cs.amplab
c691464 [Shivaram Venkataraman] Add Apache 2.0 License file
27a4a4b [Shivaram Venkataraman] Add notes on how to compile roxygen2 docs
ca63844 [Shivaram Venkataraman] Add broadcast documentation Also generate documentation for sample, takeSample etc.
e4dd976 [Shivaram Venkataraman] Update TODO.md
e42d435 [Shivaram Venkataraman] Add support for broadcast variables
6b638e7 [Shivaram Venkataraman] Add the assembly jar to SparkContext
bf24e32 [Shivaram Venkataraman] Merge branch 'master' of github.com:amplab/SparkR-pkg
43c05ce [Zongheng Yang] Fix a flaky/incorrect test for sampleRDD().
c6a9dfc [Zongheng Yang] Initial port of the kmeans example.
6885581 [Zongheng Yang] Implement element-level sampleRDD() and takeSample() with tests.
d3a4987 [Zongheng Yang] Add a test for lapplyPartitionsWithIndex on pairwise RDD.
c7899c1 [Zongheng Yang] Add lapplyPartitionsWithIndex, with a test and an alias function.
a9a7436 [Shivaram Venkataraman] Add DFC example from Tselil, Benjamin and Jonah
fbc5a95 [Zongheng Yang] Implement take() and takeSample().
c4a3409 [Shivaram Venkataraman] Use RDD instead of RRDD
dfad3f5 [Zongheng Yang] Add test_utils.R: a unit test for convertJListToRList().
a45227d [Zongheng Yang] Update .gitignore.
238fe6e [Zongheng Yang] Add a unit test for textFile().
a88898b [Zongheng Yang] Rename test_rrd to test_rrdd
10c8baa [Shivaram Venkataraman] Make SparkR work as a standalone package. Changes include: 1. Adding a new `sbt` project that builds RRDD.scala 2. Change the onLoad functions to load the assembly jar for SparkR 3. Set rLibDir in RRDD.scala and worker.R to load things correctly
78adcd8 [Shivaram Venkataraman] Add a gitignore
ca6108f [Shivaram Venkataraman] Merge branch 'SparkR-scalacode' of ../SparkR
999bd61 [Shivaram Venkataraman] Update collectPartition in R and use ClassTag
c58f63e [Shivaram Venkataraman] Update collectPartition in R and use ClassTag
48265fd [Shivaram Venkataraman] Use new version of collectPartitions in take
d4fe086 [Shivaram Venkataraman] Move collectPartitions to JavaRDDLike Also remove numPartitions in JavaRDD and update R code
bfecd7b [Shivaram Venkataraman] Scala 2.10 changes 1. Update sparkR script 2. Use classTag instead of classManifest
092a4b3 [Shivaram Venkataraman] Add combineByKey, update TODO
ac0d81d [Shivaram Venkataraman] Add more documentation
d1dc3fa [Shivaram Venkataraman] Add more documentation
c515e3a [Shivaram Venkataraman] Update TODO
db56a34 [Shivaram Venkataraman] Add a test case for include package
41cea51 [Shivaram Venkataraman] Ensure all parent environments are serialized. Also add a test case with an inline function
a978e84 [Shivaram Venkataraman] Add support to include packages in the worker
12bf8ce [Shivaram Venkataraman] Add support to include packages in the worker
fb7e72c [Shivaram Venkataraman] Cleanup TODO
16ac314 [Shivaram Venkataraman] Add documentation for functions in context, sparkR
85b1d25 [Shivaram Venkataraman] Set license to Apache
88f1101 [Shivaram Venkataraman] Add unit test running instructions
c40768e [Shivaram Venkataraman] Update TODO
0c7efbf [Shivaram Venkataraman] Refactor RRDD.scala and add comments to functions
5880d42 [Shivaram Venkataraman] Refactor RRDD.scala and add comments to functions
2dee36c [Shivaram Venkataraman] Remove empty test file
a82219b [Shivaram Venkataraman] Update TODOs
5db00dc [Shivaram Venkataraman] Add reduceByKey, groupByKey and refactor shuffle Other ch…
markhamstra pushed a commit that referenced this pull request Apr 18, 2015
…ontext

This PR follow up PR apache#3907 & apache#3891 & apache#4356.
According to  marmbrus  liancheng 's comments, I try to use fs.globStatus to retrieve all FileStatus objects under path(s), and then do the filtering locally.

[1]. get pathPattern by path, and put it into pathPatternSet. (hdfs://cluster/user/demo/2016/08/12 -> hdfs://cluster/user/demo/*/*/*)
[2]. retrieve all FileStatus objects ,and cache them by undating existPathSet.
[3]. do the filtering locally
[4]. if we have new pathPattern,do 1,2 step again. (external table maybe have more than one partition pathPattern)

chenghao-intel jeanlyn

Author: lazymam500 <lazyman500@gmail.com>
Author: lazyman <lazyman500@gmail.com>

Closes apache#5059 from lazyman500/SPARK-5068 and squashes the following commits:

5bfcbfd [lazyman] move spark.sql.hive.verifyPartitionPath to SQLConf,fix scala style
e1d6386 [lazymam500] fix scala style
f23133f [lazymam500] bug fix
47e0023 [lazymam500] fix scala style,add config flag,break the chaining
04c443c [lazyman] SPARK-5068: fix bug when partition path doesn't exists #2
41f60ce [lazymam500] Merge pull request #1 from apache/master
markhamstra pushed a commit that referenced this pull request Apr 18, 2015
… TRANSACTIONS" and "SHOW COMPACTIONS"

[SHOW PRINCIPALS role_name]
Lists all roles and users who belong to this role.
Only the admin role has privilege for this.

[SHOW COMPACTIONS]
It returns a list of all tables and partitions currently being compacted or scheduled for compaction when Hive transactions are being used.

[SHOW TRANSACTIONS]
It is for use by administrators when Hive transactions are being used. It returns a list of all currently open and aborted transactions in the system.

Author: DoingDone9 <799203320@qq.com>
Author: Zhongshuai Pei <799203320@qq.com>
Author: Xu Tingjun <xutingjun@huawei.com>

Closes apache#4902 from DoingDone9/SHOW_PRINCIPALS and squashes the following commits:

4add42f [Zhongshuai Pei] for test
311f806 [Zhongshuai Pei] for test
0c7550a [DoingDone9] Update HiveQl.scala
c8aeb1c [Xu Tingjun] aa
802261c [DoingDone9] Merge pull request #7 from apache/master
d00303b [DoingDone9] Merge pull request #6 from apache/master
98b134f [DoingDone9] Merge pull request #5 from apache/master
161cae3 [DoingDone9] Merge pull request #4 from apache/master
c87e8b6 [DoingDone9] Merge pull request #3 from apache/master
cb1852d [DoingDone9] Merge pull request #2 from apache/master
c3f046f [DoingDone9] Merge pull request #1 from apache/master
markhamstra referenced this pull request in markhamstra/spark May 12, 2015
SQL
```
select key from (select key from src limit 100) t2 limit 10
```
Optimized Logical Plan before modifying
```
== Optimized Logical Plan ==
Limit 10
Limit 100
Project key#3
MetastoreRelation default, src, None
```
Optimized Logical Plan after modifying
```
== Optimized Logical Plan ==
Limit 10
 Project [key#1]
  MetastoreRelation default, src, None
```

Author: Zhongshuai Pei <799203320@qq.com>
Author: DoingDone9 <799203320@qq.com>

Closes apache#5770 from DoingDone9/limitOptimizer and squashes the following commits:

c68eaa7 [Zhongshuai Pei] Update CombiningLimitsSuite.scala
97e18cf [Zhongshuai Pei] Update Optimizer.scala
19ab875 [Zhongshuai Pei] Update CombiningLimitsSuite.scala
7db4566 [Zhongshuai Pei] Update CombiningLimitsSuite.scala
e2a491d [Zhongshuai Pei] Update Optimizer.scala
f03fe7f [Zhongshuai Pei] Merge pull request alteryx#12 from apache/master
f12fa50 [Zhongshuai Pei] Merge pull request alteryx#10 from apache/master
f61210c [Zhongshuai Pei] Merge pull request alteryx#9 from apache/master
34b1a9a [Zhongshuai Pei] Merge pull request alteryx#8 from apache/master
802261c [DoingDone9] Merge pull request alteryx#7 from apache/master
d00303b [DoingDone9] Merge pull request alteryx#6 from apache/master
98b134f [DoingDone9] Merge pull request alteryx#5 from apache/master
161cae3 [DoingDone9] Merge pull request alteryx#4 from apache/master
c87e8b6 [DoingDone9] Merge pull request #3 from apache/master
cb1852d [DoingDone9] Merge pull request #2 from apache/master
c3f046f [DoingDone9] Merge pull request #1 from apache/master
markhamstra referenced this pull request in markhamstra/spark May 12, 2015
See PDF attached to the JIRA issue 1406.

The contribution is my original work and I license the work to the project under the project's open source license.

Author: Vincenzo Selvaggio <vselvaggio@hotmail.it>
Author: Xiangrui Meng <meng@databricks.com>
Author: selvinsource <vselvaggio@hotmail.it>

Closes apache#3062 from selvinsource/mllib_pmml_model_export_SPARK-1406 and squashes the following commits:

852aac6 [Vincenzo Selvaggio] [SPARK-1406] Update JPMML version to 1.1.15 in LICENSE file
085cf42 [Vincenzo Selvaggio] [SPARK-1406] Added Double Min and Max Fixed scala style
30165c4 [Vincenzo Selvaggio] [SPARK-1406] Fixed extreme cases for logit
7a5e0ec [Vincenzo Selvaggio] [SPARK-1406] Binary classification for SVM and Logistic Regression
cfcb596 [Vincenzo Selvaggio] [SPARK-1406] Throw IllegalArgumentException when exporting a multinomial logistic regression
25dce33 [Vincenzo Selvaggio] [SPARK-1406] Update code to latest pmml model
dea98ca [Vincenzo Selvaggio] [SPARK-1406] Exclude transitive dependency for pmml model
66b7c12 [Vincenzo Selvaggio] [SPARK-1406] Updated pmml model lib to 1.1.15, latest Java 6 compatible
a0a55f7 [Vincenzo Selvaggio] Merge pull request #2 from mengxr/SPARK-1406
3c22f79 [Xiangrui Meng] more code style
e2313df [Vincenzo Selvaggio] Merge pull request #1 from mengxr/SPARK-1406
472d757 [Xiangrui Meng] fix code style
1676e15 [Vincenzo Selvaggio] fixed scala issue
e2ffae8 [Vincenzo Selvaggio] fixed scala style
b8823b0 [Vincenzo Selvaggio] Merge remote-tracking branch 'upstream/master' into mllib_pmml_model_export_SPARK-1406
b25bbf7 [Vincenzo Selvaggio] [SPARK-1406] Added export of pmml to distributed file system using the spark context
7a949d0 [Vincenzo Selvaggio] [SPARK-1406] Fixed scala style
f46c75c [Vincenzo Selvaggio] [SPARK-1406] Added PMMLExportable to supported models
7b33b4e [Vincenzo Selvaggio] [SPARK-1406] Added a PMMLExportable interface Restructured code in a new package mllib.pmml Supported models implements the new PMMLExportable interface: LogisticRegression, SVM, KMeansModel, LinearRegression, RidgeRegression, Lasso
d559ec5 [Vincenzo Selvaggio] Merge remote-tracking branch 'upstream/master' into mllib_pmml_model_export_SPARK-1406
8fe12bb [Vincenzo Selvaggio] [SPARK-1406] Adjusted logistic regression export description and target categories
03bc3a5 [Vincenzo Selvaggio] added logistic regression
da2ec11 [Vincenzo Selvaggio] [SPARK-1406] added linear SVM PMML export
82f2131 [Vincenzo Selvaggio] Merge remote-tracking branch 'upstream/master' into mllib_pmml_model_export_SPARK-1406
19adf29 [Vincenzo Selvaggio] [SPARK-1406] Fixed scala style
1faf985 [Vincenzo Selvaggio] [SPARK-1406] Added target field to the regression model for completeness Adjusted unit test to deal with this change
3ae8ae5 [Vincenzo Selvaggio] [SPARK-1406] Adjusted imported order according to the guidelines
c67ce81 [Vincenzo Selvaggio] Merge remote-tracking branch 'upstream/master' into mllib_pmml_model_export_SPARK-1406
78515ec [Vincenzo Selvaggio] [SPARK-1406] added pmml export for LinearRegressionModel, RidgeRegressionModel and LassoModel
e29dfb9 [Vincenzo Selvaggio] removed version, by default is set to 4.2 (latest from jpmml) removed copyright
ae8b993 [Vincenzo Selvaggio] updated some commented tests to use the new ModelExporter object reordered the imports
df8a89e [Vincenzo Selvaggio] added pmml version to pmml model changed the copyright to spark
a1b4dc3 [Vincenzo Selvaggio] updated imports
834ca44 [Vincenzo Selvaggio] reordered the import accordingly to the guidelines
349a76b [Vincenzo Selvaggio] new helper object to serialize the models to pmml format
c3ef9b8 [Vincenzo Selvaggio] set it to private
6357b98 [Vincenzo Selvaggio] set it to private
e1eb251 [Vincenzo Selvaggio] removed serialization part, this will be part of the ModelExporter helper object
aba5ee1 [Vincenzo Selvaggio] fixed cluster export
cd6c07c [Vincenzo Selvaggio] fixed scala style to run tests
f75b988 [Vincenzo Selvaggio] Merge remote-tracking branch 'origin/master' into mllib_pmml_model_export_SPARK-1406
07a29bf [selvinsource] Update LICENSE
8841439 [Vincenzo Selvaggio] adjust scala style in order to compile
1433b11 [Vincenzo Selvaggio] complete suite tests
8e71b8d [Vincenzo Selvaggio] kmeans pmml export implementation
9bc494f [Vincenzo Selvaggio] added scala suite tests added saveLocalFile to ModelExport trait
226e184 [Vincenzo Selvaggio] added javadoc and export model type in case there is a need to support other types of export (not just PMML)
a0e3679 [Vincenzo Selvaggio] export and pmml export traits kmeans test implementation
markhamstra referenced this pull request in markhamstra/spark May 12, 2015
SQL
```
select key from (select key,value from t1 limit 100) t2 limit 10
```
Optimized Logical Plan before modifying
```
== Optimized Logical Plan ==
Limit 10
  Project key#228
    Limit 100
      MetastoreRelation default, t1, None
```
Optimized Logical Plan after modifying
```
== Optimized Logical Plan ==
Limit 10
  Limit 100
    Project key#228
      MetastoreRelation default, t1, None
```
After this, we can combine limits

Author: Zhongshuai Pei <799203320@qq.com>
Author: DoingDone9 <799203320@qq.com>

Closes apache#5797 from DoingDone9/ProjectLimit and squashes the following commits:

70d0fca [Zhongshuai Pei] Update FilterPushdownSuite.scala
dc83ae9 [Zhongshuai Pei] Update FilterPushdownSuite.scala
485c61c [Zhongshuai Pei] Update Optimizer.scala
f03fe7f [Zhongshuai Pei] Merge pull request alteryx#12 from apache/master
f12fa50 [Zhongshuai Pei] Merge pull request alteryx#10 from apache/master
f61210c [Zhongshuai Pei] Merge pull request alteryx#9 from apache/master
34b1a9a [Zhongshuai Pei] Merge pull request alteryx#8 from apache/master
802261c [DoingDone9] Merge pull request alteryx#7 from apache/master
d00303b [DoingDone9] Merge pull request alteryx#6 from apache/master
98b134f [DoingDone9] Merge pull request alteryx#5 from apache/master
161cae3 [DoingDone9] Merge pull request alteryx#4 from apache/master
c87e8b6 [DoingDone9] Merge pull request #3 from apache/master
cb1852d [DoingDone9] Merge pull request #2 from apache/master
c3f046f [DoingDone9] Merge pull request #1 from apache/master
markhamstra referenced this pull request in markhamstra/spark May 12, 2015
JIRA: https://issues.apache.org/jira/browse/SPARK-5563
The PR contains the implementation for [Online LDA] (https://www.cs.princeton.edu/~blei/papers/HoffmanBleiBach2010b.pdf) based on the research of  Matt Hoffman and David M. Blei, which provides an efficient option for LDA users. Major advantages for the algorithm are the stream compatibility and economic time/memory consumption due to the corpus split. For more details, please refer to the jira.

Online LDA can act as a fast option for LDA, and will be especially helpful for the users who needs a quick result or with large corpus.

 Correctness test.
I have tested current PR with https://github.com/Blei-Lab/onlineldavb and the results are identical. I've uploaded the result and code to https://github.com/hhbyyh/LDACrossValidation.

Author: Yuhao Yang <hhbyyh@gmail.com>
Author: Joseph K. Bradley <joseph@databricks.com>

Closes apache#4419 from hhbyyh/ldaonline and squashes the following commits:

1045eec [Yuhao Yang] Merge pull request #2 from jkbradley/hhbyyh-ldaonline2
cf376ff [Joseph K. Bradley] For private vars needed for testing, I made them private and added accessors.  Java doesn’t understand package-private tags, so this minimizes the issues Java users might encounter.
6149ca6 [Yuhao Yang] fix for setOptimizer
cf0007d [Yuhao Yang] Merge remote-tracking branch 'upstream/master' into ldaonline
54cf8da [Yuhao Yang] some style change
68c2318 [Yuhao Yang] add a java ut
4041723 [Yuhao Yang] add ut
138bfed [Yuhao Yang] Merge pull request #1 from jkbradley/hhbyyh-ldaonline-update
9e910d9 [Joseph K. Bradley] small fix
61d60df [Joseph K. Bradley] Minor cleanups: * Update *Concentration parameter documentation * EM Optimizer: createVertices() does not need to be a function * OnlineLDAOptimizer: typos in doc * Clean up the core code for online LDA (Scala style)
a996a82 [Yuhao Yang] respond to comments
b1178cf [Yuhao Yang] fit into the optimizer framework
dbe3cff [Yuhao Yang] Merge remote-tracking branch 'upstream/master' into ldaonline
15be071 [Yuhao Yang] Merge remote-tracking branch 'upstream/master' into ldaonline
b29193b [Yuhao Yang] Merge remote-tracking branch 'upstream/master' into ldaonline
d19ef55 [Yuhao Yang] change OnlineLDA to class
97b9e1a [Yuhao Yang] Merge remote-tracking branch 'upstream/master' into ldaonline
e7bf3b0 [Yuhao Yang] move to seperate file
f367cc9 [Yuhao Yang] change to optimization
8cb16a6 [Yuhao Yang] Merge remote-tracking branch 'upstream/master' into ldaonline
62405cc [Yuhao Yang] Merge remote-tracking branch 'upstream/master' into ldaonline
02d0373 [Yuhao Yang] fix style in comment
f6d47ca [Yuhao Yang] Merge branch 'ldaonline' of https://github.com/hhbyyh/spark into ldaonline
d86cdec [Yuhao Yang] Merge remote-tracking branch 'upstream/master' into ldaonline
a570c9a [Yuhao Yang] use sample to pick up batch
4a3f27e [Yuhao Yang] Merge remote-tracking branch 'upstream/master' into ldaonline
e271eb1 [Yuhao Yang] remove non ascii
581c623 [Yuhao Yang] seperate API and adjust batch split
37af91a [Yuhao Yang] iMerge remote-tracking branch 'upstream/master' into ldaonline
20328d1 [Yuhao Yang] Merge remote-tracking branch 'upstream/master' into ldaonline i
aa365d1 [Yuhao Yang] merge upstream master
3a06526 [Yuhao Yang] merge with new example
0dd3947 [Yuhao Yang] kMerge remote-tracking branch 'upstream/master' into ldaonline
0d0f3ee [Yuhao Yang] replace random split with sliding
fa408a8 [Yuhao Yang] ssMerge remote-tracking branch 'upstream/master' into ldaonline
45884ab [Yuhao Yang] Merge remote-tracking branch 'upstream/master' into ldaonline s
f41c5ca [Yuhao Yang] style fix
26dca1b [Yuhao Yang] style fix and make class private
043e786 [Yuhao Yang] Merge remote-tracking branch 'upstream/master' into ldaonline s Conflicts: 	mllib/src/main/scala/org/apache/spark/mllib/clustering/LDA.scala
d640d9c [Yuhao Yang] online lda initial checkin
markhamstra referenced this pull request in markhamstra/spark May 12, 2015
…" into true or false directly

SQL
```
select key from src where 3 in (4, 5);
```
Before
```
== Optimized Logical Plan ==
Project [key#12]
 Filter 3 INSET (5,4)
  MetastoreRelation default, src, None
```

After
```
== Optimized Logical Plan ==
LocalRelation [key#228], []
```

Author: Zhongshuai Pei <799203320@qq.com>
Author: DoingDone9 <799203320@qq.com>

Closes apache#5972 from DoingDone9/InToFalse and squashes the following commits:

4c722a2 [Zhongshuai Pei] Update predicates.scala
abe2bbb [Zhongshuai Pei] Update Optimizer.scala
fa461a5 [Zhongshuai Pei] Update Optimizer.scala
e34c28a [Zhongshuai Pei] Update predicates.scala
24739bd [Zhongshuai Pei] Update ConstantFoldingSuite.scala
f4dbf50 [Zhongshuai Pei] Update ConstantFoldingSuite.scala
35ceb7a [Zhongshuai Pei] Update Optimizer.scala
36c194e [Zhongshuai Pei] Update Optimizer.scala
2e8f6ca [Zhongshuai Pei] Update Optimizer.scala
14952e2 [Zhongshuai Pei] Merge pull request alteryx#13 from apache/master
f03fe7f [Zhongshuai Pei] Merge pull request alteryx#12 from apache/master
f12fa50 [Zhongshuai Pei] Merge pull request alteryx#10 from apache/master
f61210c [Zhongshuai Pei] Merge pull request alteryx#9 from apache/master
34b1a9a [Zhongshuai Pei] Merge pull request alteryx#8 from apache/master
802261c [DoingDone9] Merge pull request alteryx#7 from apache/master
d00303b [DoingDone9] Merge pull request alteryx#6 from apache/master
98b134f [DoingDone9] Merge pull request alteryx#5 from apache/master
161cae3 [DoingDone9] Merge pull request alteryx#4 from apache/master
c87e8b6 [DoingDone9] Merge pull request #3 from apache/master
cb1852d [DoingDone9] Merge pull request #2 from apache/master
c3f046f [DoingDone9] Merge pull request #1 from apache/master
markhamstra referenced this pull request in markhamstra/spark May 12, 2015
…" into true or false directly

SQL
```
select key from src where 3 in (4, 5);
```
Before
```
== Optimized Logical Plan ==
Project [key#12]
 Filter 3 INSET (5,4)
  MetastoreRelation default, src, None
```

After
```
== Optimized Logical Plan ==
LocalRelation [key#228], []
```

Author: Zhongshuai Pei <799203320@qq.com>
Author: DoingDone9 <799203320@qq.com>

Closes apache#5972 from DoingDone9/InToFalse and squashes the following commits:

4c722a2 [Zhongshuai Pei] Update predicates.scala
abe2bbb [Zhongshuai Pei] Update Optimizer.scala
fa461a5 [Zhongshuai Pei] Update Optimizer.scala
e34c28a [Zhongshuai Pei] Update predicates.scala
24739bd [Zhongshuai Pei] Update ConstantFoldingSuite.scala
f4dbf50 [Zhongshuai Pei] Update ConstantFoldingSuite.scala
35ceb7a [Zhongshuai Pei] Update Optimizer.scala
36c194e [Zhongshuai Pei] Update Optimizer.scala
2e8f6ca [Zhongshuai Pei] Update Optimizer.scala
14952e2 [Zhongshuai Pei] Merge pull request alteryx#13 from apache/master
f03fe7f [Zhongshuai Pei] Merge pull request alteryx#12 from apache/master
f12fa50 [Zhongshuai Pei] Merge pull request alteryx#10 from apache/master
f61210c [Zhongshuai Pei] Merge pull request alteryx#9 from apache/master
34b1a9a [Zhongshuai Pei] Merge pull request alteryx#8 from apache/master
802261c [DoingDone9] Merge pull request alteryx#7 from apache/master
d00303b [DoingDone9] Merge pull request alteryx#6 from apache/master
98b134f [DoingDone9] Merge pull request alteryx#5 from apache/master
161cae3 [DoingDone9] Merge pull request alteryx#4 from apache/master
c87e8b6 [DoingDone9] Merge pull request #3 from apache/master
cb1852d [DoingDone9] Merge pull request #2 from apache/master
c3f046f [DoingDone9] Merge pull request #1 from apache/master

(cherry picked from commit 4b5e1fe)
Signed-off-by: Michael Armbrust <michael@databricks.com>
markhamstra referenced this pull request in markhamstra/spark Jun 26, 2015
Fix for incorrect memory in Spark UI as per SPARK-5768

Author: Joshi <rekhajoshm@gmail.com>
Author: Rekha Joshi <rekhajoshm@gmail.com>

Closes apache#6972 from rekhajoshm/SPARK-5768 and squashes the following commits:

b678a91 [Joshi] Fix for incorrect memory in Spark UI
2fe53d9 [Joshi] Fix for incorrect memory in Spark UI
eb823b8 [Joshi] SPARK-5768: Fix for incorrect memory in Spark UI
0be142d [Rekha Joshi] Merge pull request #3 from apache/master
106fd8e [Rekha Joshi] Merge pull request #2 from apache/master
e3677c9 [Rekha Joshi] Merge pull request #1 from apache/master

(cherry picked from commit 085a721)
Signed-off-by: Kousuke Saruta <sarutak@oss.nttdata.co.jp>
markhamstra referenced this pull request in markhamstra/spark Jul 19, 2015
This makes sure attempts are listed in the order they were executed, and that the
app's state matches the state of the most current attempt.

Author: Joshi <rekhajoshm@gmail.com>
Author: Rekha Joshi <rekhajoshm@gmail.com>

Closes apache#7253 from rekhajoshm/SPARK-8593 and squashes the following commits:

874dd80 [Joshi] History Server: updated order for multiple attempts(logcleaner)
716e0b1 [Joshi] History Server: updated order for multiple attempts(descending start time works everytime)
548c753 [Joshi] History Server: updated order for multiple attempts(descending start time works everytime)
83306a8 [Joshi] History Server: updated order for multiple attempts(descending start time)
b0fc922 [Joshi] History Server: updated order for multiple attempts(updated comment)
cc0fda7 [Joshi] History Server: updated order for multiple attempts(updated test)
304cb0b [Joshi] History Server: updated order for multiple attempts(reverted HistoryPage)
85024e8 [Joshi] History Server: updated order for multiple attempts
a41ac4b [Joshi] History Server: updated order for multiple attempts
ab65fa1 [Joshi] History Server: some attempt completed to work with showIncomplete
0be142d [Rekha Joshi] Merge pull request #3 from apache/master
106fd8e [Rekha Joshi] Merge pull request #2 from apache/master
e3677c9 [Rekha Joshi] Merge pull request #1 from apache/master

(cherry picked from commit 42d8a01)
Signed-off-by: Sean Owen <sowen@cloudera.com>
markhamstra referenced this pull request in markhamstra/spark Jul 19, 2015
…into a single batch.

SQL
```
select * from tableA join tableB on (a > 3 and b = d) or (a > 3 and b = e)
```
Plan before modify
```
== Optimized Logical Plan ==
Project [a#293,b#294,c#295,d#296,e#297]
 Join Inner, Some(((a#293 > 3) && ((b#294 = d#296) || (b#294 = e#297))))
  MetastoreRelation default, tablea, None
  MetastoreRelation default, tableb, None
```
Plan after modify
```
== Optimized Logical Plan ==
Project [a#293,b#294,c#295,d#296,e#297]
 Join Inner, Some(((b#294 = d#296) || (b#294 = e#297)))
  Filter (a#293 > 3)
   MetastoreRelation default, tablea, None
  MetastoreRelation default, tableb, None
```

CombineLimits ==> Limit(If(LessThan(ne, le), ne, le), grandChild) and LessThan is in BooleanSimplification ,  so CombineLimits  must before BooleanSimplification and BooleanSimplification must before PushPredicateThroughJoin.

Author: Zhongshuai Pei <799203320@qq.com>
Author: DoingDone9 <799203320@qq.com>

Closes apache#6351 from DoingDone9/master and squashes the following commits:

20de7be [Zhongshuai Pei] Update Optimizer.scala
7bc7d28 [Zhongshuai Pei] Merge pull request alteryx#17 from apache/master
0ba5f42 [Zhongshuai Pei] Update Optimizer.scala
f8b9314 [Zhongshuai Pei] Update FilterPushdownSuite.scala
c529d9f [Zhongshuai Pei] Update FilterPushdownSuite.scala
ae3af6d [Zhongshuai Pei] Update FilterPushdownSuite.scala
a04ffae [Zhongshuai Pei] Update Optimizer.scala
11beb61 [Zhongshuai Pei] Update FilterPushdownSuite.scala
f2ee5fe [Zhongshuai Pei] Update Optimizer.scala
be6b1d5 [Zhongshuai Pei] Update Optimizer.scala
b01e622 [Zhongshuai Pei] Merge pull request alteryx#15 from apache/master
8df716a [Zhongshuai Pei] Update FilterPushdownSuite.scala
d98bc35 [Zhongshuai Pei] Update FilterPushdownSuite.scala
fa65718 [Zhongshuai Pei] Update Optimizer.scala
ab8e9a6 [Zhongshuai Pei] Merge pull request alteryx#14 from apache/master
14952e2 [Zhongshuai Pei] Merge pull request alteryx#13 from apache/master
f03fe7f [Zhongshuai Pei] Merge pull request alteryx#12 from apache/master
f12fa50 [Zhongshuai Pei] Merge pull request alteryx#10 from apache/master
f61210c [Zhongshuai Pei] Merge pull request alteryx#9 from apache/master
34b1a9a [Zhongshuai Pei] Merge pull request alteryx#8 from apache/master
802261c [DoingDone9] Merge pull request alteryx#7 from apache/master
d00303b [DoingDone9] Merge pull request alteryx#6 from apache/master
98b134f [DoingDone9] Merge pull request alteryx#5 from apache/master
161cae3 [DoingDone9] Merge pull request alteryx#4 from apache/master
c87e8b6 [DoingDone9] Merge pull request #3 from apache/master
cb1852d [DoingDone9] Merge pull request #2 from apache/master
c3f046f [DoingDone9] Merge pull request #1 from apache/master
markhamstra referenced this pull request in markhamstra/spark Jul 19, 2015
…columns are found

This PR improves the error message shown when conflicting partition column names are detected.  This can be particularly annoying and confusing when there are a large number of partitions while a handful of them happened to contain unexpected temporary file(s).  Now all suspicious directories are listed as below:

```
java.lang.AssertionError: assertion failed: Conflicting partition column names detected:

        Partition column name list #0: b, c, d
        Partition column name list #1: b, c
        Partition column name list #2: b

For partitioned table directories, data files should only live in leaf directories. Please check the following directories for unexpected files:

        file:/tmp/foo/b=0
        file:/tmp/foo/b=1
        file:/tmp/foo/b=1/c=1
        file:/tmp/foo/b=0/c=0
```

Author: Cheng Lian <lian@databricks.com>

Closes apache#6610 from liancheng/part-errmsg and squashes the following commits:

7d05f2c [Cheng Lian] Fixes Scala style issue
a149250 [Cheng Lian] Adds test case for the error message
6b74dd8 [Cheng Lian] Also lists suspicious non-leaf partition directories
a935eb8 [Cheng Lian] Improves error message when conflicting partition columns are found
markhamstra referenced this pull request in markhamstra/spark Jul 19, 2015
Fix for incorrect memory in Spark UI as per SPARK-5768

Author: Joshi <rekhajoshm@gmail.com>
Author: Rekha Joshi <rekhajoshm@gmail.com>

Closes apache#6972 from rekhajoshm/SPARK-5768 and squashes the following commits:

b678a91 [Joshi] Fix for incorrect memory in Spark UI
2fe53d9 [Joshi] Fix for incorrect memory in Spark UI
eb823b8 [Joshi] SPARK-5768: Fix for incorrect memory in Spark UI
0be142d [Rekha Joshi] Merge pull request #3 from apache/master
106fd8e [Rekha Joshi] Merge pull request #2 from apache/master
e3677c9 [Rekha Joshi] Merge pull request #1 from apache/master
markhamstra referenced this pull request in markhamstra/spark Jul 19, 2015
… without side effects.

Fix for SparkContext stop behavior - Allow sc.stop() to be called multiple times without side effects.

Author: Joshi <rekhajoshm@gmail.com>
Author: Rekha Joshi <rekhajoshm@gmail.com>

Closes apache#6973 from rekhajoshm/SPARK-2645 and squashes the following commits:

277043e [Joshi] Fix for SparkContext stop behavior
446b0a4 [Joshi] Fix for SparkContext stop behavior
2ce5760 [Joshi] Fix for SparkContext stop behavior
c97839a [Joshi] Fix for SparkContext stop behavior
1aff39c [Joshi] Fix for SparkContext stop behavior
12f66b5 [Joshi] Fix for SparkContext stop behavior
72bb484 [Joshi] Fix for SparkContext stop behavior
a5a7d7f [Joshi] Fix for SparkContext stop behavior
9193a0c [Joshi] Fix for SparkContext stop behavior
58dba70 [Joshi] SPARK-2645: Fix for SparkContext stop behavior
380c5b0 [Joshi] SPARK-2645: Fix for SparkContext stop behavior
b566b66 [Joshi] SPARK-2645: Fix for SparkContext stop behavior
0be142d [Rekha Joshi] Merge pull request #3 from apache/master
106fd8e [Rekha Joshi] Merge pull request #2 from apache/master
e3677c9 [Rekha Joshi] Merge pull request #1 from apache/master
markhamstra referenced this pull request in markhamstra/spark Jul 19, 2015
…ols them (RPC Layer)

Latest changes after refactoring to the RPC layer.  I rebased against trunk to make sure to get any recent changes since it had been a while.  I wasn't crazy about the name `ConfigureTimeout` and `RpcTimeout` seemed to fit better, but I'm open to suggestions!

I ran most of the tests and they pass, but others would get stuck with "WARN TaskSchedulerImpl: Initial job has not accepted any resources".  I think its just my machine, so I'd though I would push what I have anyway.

Still left to do:
* I only added a couple unit tests so far, there are probably some more cases to test
* Make sure all uses require a `RpcTimeout`
* Right now, both the `ask` and `Await.result` use the same timeout, should we differentiate between these in the TimeoutException message?
* I wrapped `Await.result` in `RpcTimeout`, should we also wrap `Await.ready`?
* Proper scoping of classes and methods

hardmettle, feel free to help out with any of these!

Author: Bryan Cutler <bjcutler@us.ibm.com>
Author: Harsh Gupta <harsh@Harshs-MacBook-Pro.local>
Author: BryanCutler <cutlerb@gmail.com>

Closes apache#6205 from BryanCutler/configTimeout-6980 and squashes the following commits:

46c8d48 [Bryan Cutler] [SPARK-6980] Changed RpcEnvSuite test to never reply instead of just sleeping, to avoid possible sync issues
06afa53 [Bryan Cutler] [SPARK-6980] RpcTimeout class extends Serializable, was causing error in MasterSuite
7bb70f1 [Bryan Cutler] Merge branch 'master' into configTimeout-6980
dbd5f73 [Bryan Cutler] [SPARK-6980] Changed RpcUtils askRpcTimeout and lookupRpcTimeout scope to private[spark] and improved deprecation warning msg
4e89c75 [Bryan Cutler] [SPARK-6980] Missed one usage of deprecated RpcUtils.askTimeout in YarnSchedulerBackend although it is not being used, and fixed SparkConfSuite UT to not use deprecated RpcUtils functions
6a1c50d [Bryan Cutler] [SPARK-6980] Minor cleanup of test case
7f4d78e [Bryan Cutler] [SPARK-6980] Fixed scala style checks
287059a [Bryan Cutler] [SPARK-6980] Removed extra import in AkkaRpcEnvSuite
3d8b1ff [Bryan Cutler] [SPARK-6980] Cleaned up imports in AkkaRpcEnvSuite
3a168c7 [Bryan Cutler] [SPARK-6980] Rewrote Akka RpcTimeout UTs in RpcEnvSuite
7636189 [Bryan Cutler] [SPARK-6980] Fixed call to askWithReply in DAGScheduler to use RpcTimeout - this was being compiled by auto-tupling and changing the message type of BlockManagerHeartbeat
be11c4e [Bryan Cutler] Merge branch 'master' into configTimeout-6980
039afed [Bryan Cutler] [SPARK-6980] Corrected import organization
218aa50 [Bryan Cutler] [SPARK-6980] Corrected issues from feedback
fadaf6f [Bryan Cutler] [SPARK-6980] Put back in deprecated RpcUtils askTimeout and lookupTimout to fix MiMa errors
fa6ed82 [Bryan Cutler] [SPARK-6980] Had to increase timeout on positive test case because a processor slowdown could trigger an Future TimeoutException
b05d449 [Bryan Cutler] [SPARK-6980] Changed constructor to use val duration instead of getter function, changed name of string property from conf to timeoutProp for consistency
c6cfd33 [Bryan Cutler] [SPARK-6980] Changed UT ask message timeout to explicitly intercept a SparkException
1394de6 [Bryan Cutler] [SPARK-6980] Moved MessagePrefix to createRpcTimeoutException directly
1517721 [Bryan Cutler] [SPARK-6980] RpcTimeout object scope should be private[spark]
2206b4d [Bryan Cutler] [SPARK-6980] Added unit test for ask then immediat awaitReply
1b9beab [Bryan Cutler] [SPARK-6980] Cleaned up import ordering
08f5afc [Bryan Cutler] [SPARK-6980] Added UT for constructing RpcTimeout with default value
d3754d1 [Bryan Cutler] [SPARK-6980] Added akkaConf to prevent dead letter logging
995d196 [Bryan Cutler] [SPARK-6980] Cleaned up import ordering, comments, spacing from PR feedback
7774d56 [Bryan Cutler] [SPARK-6980] Cleaned up UT imports
4351c48 [Bryan Cutler] [SPARK-6980] Added UT for addMessageIfTimeout, cleaned up UTs
1607a5f [Bryan Cutler] [SPARK-6980] Changed addMessageIfTimeout to PartialFunction, cleanup from PR comments
2f94095 [Bryan Cutler] [SPARK-6980] Added addMessageIfTimeout for when a Future is completed with TimeoutException
235919b [Bryan Cutler] [SPARK-6980] Resolved conflicts after master merge
c07d05c [Bryan Cutler] Merge branch 'master' into configTimeout-6980-tmp
b7fb99f [BryanCutler] Merge pull request #2 from hardmettle/configTimeoutUpdates_6980
4be3a8d [Harsh Gupta] Modifying loop condition to find property match
0ee5642 [Harsh Gupta] Changing the loop condition to halt at the first match in the property list for RpcEnv exception catch
f74064d [Harsh Gupta] Retrieving properties from property list using iterator and while loop instead of chained functions
a294569 [Bryan Cutler] [SPARK-6980] Added creation of RpcTimeout with Seq of property keys
23d2f26 [Bryan Cutler] [SPARK-6980] Fixed await result not being handled by RpcTimeout
49f9f04 [Bryan Cutler] [SPARK-6980] Minor cleanup and scala style fix
5b59a44 [Bryan Cutler] [SPARK-6980] Added some RpcTimeout unit tests
78a2c0a [Bryan Cutler] [SPARK-6980] Using RpcTimeout.awaitResult for future in AppClient now
97523e0 [Bryan Cutler] [SPARK-6980] Akka ask timeout description refactored to RPC layer
markhamstra referenced this pull request in markhamstra/spark Jul 19, 2015
…mands

This will allow problems with piped commands to be detected.
This will also allow tasks to be retried where errors are rare (such as network problems in piped commands).

Author: Scott Taylor <github@megatron.me.uk>

Closes apache#6262 from megatron-me-uk/patch-2 and squashes the following commits:

04ae1d5 [Scott Taylor] Remove spurious empty line
98fa101 [Scott Taylor] fix blank line style error
574b564 [Scott Taylor] Merge pull request #2 from megatron-me-uk/patch-4
0c1e762 [Scott Taylor] Update rdd pipe method for checkCode
ab9a2e1 [Scott Taylor] Update rdd pipe tests for checkCode
eb4801c [Scott Taylor] fix fail_condition
b0ac3a4 [Scott Taylor] Merge pull request #1 from megatron-me-uk/megatron-me-uk-patch-1
a307d13 [Scott Taylor] update rdd tests to test pipe modes
34fcdc3 [Scott Taylor] add optional argument 'mode' for rdd.pipe
a0c0161 [Scott Taylor] fix generator issue
8a9ef9c [Scott Taylor] make check_return_code an iterator
0486ae3 [Scott Taylor] style fixes
8ed89a6 [Scott Taylor] Chain generators to prevent potential deadlock
4153b02 [Scott Taylor] fix list.sort returns None
491d3fc [Scott Taylor] Pass a function handle to assertRaises
3344a21 [Scott Taylor] wrap assertRaises with QuietTest
3ab8c7a [Scott Taylor] remove whitespace for style
cc1a73d [Scott Taylor] fix style issues in pipe test
8db4073 [Scott Taylor] Add a test for rdd pipe functions
1b3dc4e [Scott Taylor] fix missing space around operator style
0974f98 [Scott Taylor] add space between words in multiline string
45f4977 [Scott Taylor] fix line too long style error
5745d85 [Scott Taylor] Remove space to fix style
f552d49 [Scott Taylor] Catch non-zero exit from pipe commands
markhamstra referenced this pull request in markhamstra/spark Jul 19, 2015
This makes sure attempts are listed in the order they were executed, and that the
app's state matches the state of the most current attempt.

Author: Joshi <rekhajoshm@gmail.com>
Author: Rekha Joshi <rekhajoshm@gmail.com>

Closes apache#7253 from rekhajoshm/SPARK-8593 and squashes the following commits:

874dd80 [Joshi] History Server: updated order for multiple attempts(logcleaner)
716e0b1 [Joshi] History Server: updated order for multiple attempts(descending start time works everytime)
548c753 [Joshi] History Server: updated order for multiple attempts(descending start time works everytime)
83306a8 [Joshi] History Server: updated order for multiple attempts(descending start time)
b0fc922 [Joshi] History Server: updated order for multiple attempts(updated comment)
cc0fda7 [Joshi] History Server: updated order for multiple attempts(updated test)
304cb0b [Joshi] History Server: updated order for multiple attempts(reverted HistoryPage)
85024e8 [Joshi] History Server: updated order for multiple attempts
a41ac4b [Joshi] History Server: updated order for multiple attempts
ab65fa1 [Joshi] History Server: some attempt completed to work with showIncomplete
0be142d [Rekha Joshi] Merge pull request #3 from apache/master
106fd8e [Rekha Joshi] Merge pull request #2 from apache/master
e3677c9 [Rekha Joshi] Merge pull request #1 from apache/master
markhamstra referenced this pull request in markhamstra/spark Jul 19, 2015
Implement IntArrayParam in mllib

Author: Rekha Joshi <rekhajoshm@gmail.com>
Author: Joshi <rekhajoshm@gmail.com>

Closes apache#7481 from rekhajoshm/SPARK-9118 and squashes the following commits:

d3b1766 [Joshi] Implement IntArrayParam
0be142d [Rekha Joshi] Merge pull request #3 from apache/master
106fd8e [Rekha Joshi] Merge pull request #2 from apache/master
e3677c9 [Rekha Joshi] Merge pull request #1 from apache/master
markhamstra referenced this pull request in markhamstra/spark Jul 21, 2015
… attempts for a stage

https://issues.apache.org/jira/browse/SPARK-8103

cc kayousterhout (thanks for the extra test case)

Author: Imran Rashid <irashid@cloudera.com>
Author: Kay Ousterhout <kayousterhout@gmail.com>
Author: Imran Rashid <squito@users.noreply.github.com>

Closes apache#6750 from squito/SPARK-8103 and squashes the following commits:

fb3acfc [Imran Rashid] fix log msg
e01b7aa [Imran Rashid] fix some comments, style
584acd4 [Imran Rashid] simplify going from taskId to taskSetMgr
e43ac25 [Imran Rashid] Merge branch 'master' into SPARK-8103
6bc23af [Imran Rashid] update log msg
4470fa1 [Imran Rashid] rename
c04707e [Imran Rashid] style
88b61cc [Imran Rashid] add tests to make sure that TaskSchedulerImpl schedules correctly with zombie attempts
d7f1ef2 [Imran Rashid] get rid of activeTaskSets
a21c8b5 [Imran Rashid] Merge branch 'master' into SPARK-8103
906d626 [Imran Rashid] fix merge
109900e [Imran Rashid] Merge branch 'master' into SPARK-8103
c0d4d90 [Imran Rashid] Revert "Index active task sets by stage Id rather than by task set id"
f025154 [Imran Rashid] Merge pull request #2 from kayousterhout/imran_SPARK-8103
baf46e1 [Kay Ousterhout] Index active task sets by stage Id rather than by task set id
19685bb [Imran Rashid] switch to using latestInfo.attemptId, and add comments
a5f7c8c [Imran Rashid] remove comment for reviewers
227b40d [Imran Rashid] style
517b6e5 [Imran Rashid] get rid of SparkIllegalStateException
b2faef5 [Imran Rashid] faster check for conflicting task sets
6542b42 [Imran Rashid] remove extra stageAttemptId
ada7726 [Imran Rashid] reviewer feedback
d8eb202 [Imran Rashid] Merge branch 'master' into SPARK-8103
46bc26a [Imran Rashid] more cleanup of debug garbage
cb245da [Imran Rashid] finally found the issue ... clean up debug stuff
8c29707 [Imran Rashid] Merge branch 'master' into SPARK-8103
89a59b6 [Imran Rashid] more printlns ...
9601b47 [Imran Rashid] more debug printlns
ecb4e7d [Imran Rashid] debugging printlns
b6bc248 [Imran Rashid] style
55f4a94 [Imran Rashid] get rid of more random test case since kays tests are clearer
7021d28 [Imran Rashid] update test since listenerBus.waitUntilEmpty now throws an exception instead of returning a boolean
883fe49 [Kay Ousterhout] Unit tests for concurrent stages issue
6e14683 [Imran Rashid] unit test just to make sure we fail fast on concurrent attempts
06a0af6 [Imran Rashid] ignore for jenkins
c443def [Imran Rashid] better fix and simpler test case
28d70aa [Imran Rashid] wip on getting a better test case ...
a9bf31f [Imran Rashid] wip
markhamstra referenced this pull request in markhamstra/spark Jul 22, 2015
… attempts for a stage

https://issues.apache.org/jira/browse/SPARK-8103

cc kayousterhout (thanks for the extra test case)

Author: Imran Rashid <irashid@cloudera.com>
Author: Kay Ousterhout <kayousterhout@gmail.com>
Author: Imran Rashid <squito@users.noreply.github.com>

Closes apache#6750 from squito/SPARK-8103 and squashes the following commits:

fb3acfc [Imran Rashid] fix log msg
e01b7aa [Imran Rashid] fix some comments, style
584acd4 [Imran Rashid] simplify going from taskId to taskSetMgr
e43ac25 [Imran Rashid] Merge branch 'master' into SPARK-8103
6bc23af [Imran Rashid] update log msg
4470fa1 [Imran Rashid] rename
c04707e [Imran Rashid] style
88b61cc [Imran Rashid] add tests to make sure that TaskSchedulerImpl schedules correctly with zombie attempts
d7f1ef2 [Imran Rashid] get rid of activeTaskSets
a21c8b5 [Imran Rashid] Merge branch 'master' into SPARK-8103
906d626 [Imran Rashid] fix merge
109900e [Imran Rashid] Merge branch 'master' into SPARK-8103
c0d4d90 [Imran Rashid] Revert "Index active task sets by stage Id rather than by task set id"
f025154 [Imran Rashid] Merge pull request #2 from kayousterhout/imran_SPARK-8103
baf46e1 [Kay Ousterhout] Index active task sets by stage Id rather than by task set id
19685bb [Imran Rashid] switch to using latestInfo.attemptId, and add comments
a5f7c8c [Imran Rashid] remove comment for reviewers
227b40d [Imran Rashid] style
517b6e5 [Imran Rashid] get rid of SparkIllegalStateException
b2faef5 [Imran Rashid] faster check for conflicting task sets
6542b42 [Imran Rashid] remove extra stageAttemptId
ada7726 [Imran Rashid] reviewer feedback
d8eb202 [Imran Rashid] Merge branch 'master' into SPARK-8103
46bc26a [Imran Rashid] more cleanup of debug garbage
cb245da [Imran Rashid] finally found the issue ... clean up debug stuff
8c29707 [Imran Rashid] Merge branch 'master' into SPARK-8103
89a59b6 [Imran Rashid] more printlns ...
9601b47 [Imran Rashid] more debug printlns
ecb4e7d [Imran Rashid] debugging printlns
b6bc248 [Imran Rashid] style
55f4a94 [Imran Rashid] get rid of more random test case since kays tests are clearer
7021d28 [Imran Rashid] update test since listenerBus.waitUntilEmpty now throws an exception instead of returning a boolean
883fe49 [Kay Ousterhout] Unit tests for concurrent stages issue
6e14683 [Imran Rashid] unit test just to make sure we fail fast on concurrent attempts
06a0af6 [Imran Rashid] ignore for jenkins
c443def [Imran Rashid] better fix and simpler test case
28d70aa [Imran Rashid] wip on getting a better test case ...
a9bf31f [Imran Rashid] wip
markhamstra referenced this pull request in markhamstra/spark Aug 1, 2015
… attempts for a stage

https://issues.apache.org/jira/browse/SPARK-8103

cc kayousterhout (thanks for the extra test case)

Author: Imran Rashid <irashid@cloudera.com>
Author: Kay Ousterhout <kayousterhout@gmail.com>
Author: Imran Rashid <squito@users.noreply.github.com>

Closes apache#6750 from squito/SPARK-8103 and squashes the following commits:

fb3acfc [Imran Rashid] fix log msg
e01b7aa [Imran Rashid] fix some comments, style
584acd4 [Imran Rashid] simplify going from taskId to taskSetMgr
e43ac25 [Imran Rashid] Merge branch 'master' into SPARK-8103
6bc23af [Imran Rashid] update log msg
4470fa1 [Imran Rashid] rename
c04707e [Imran Rashid] style
88b61cc [Imran Rashid] add tests to make sure that TaskSchedulerImpl schedules correctly with zombie attempts
d7f1ef2 [Imran Rashid] get rid of activeTaskSets
a21c8b5 [Imran Rashid] Merge branch 'master' into SPARK-8103
906d626 [Imran Rashid] fix merge
109900e [Imran Rashid] Merge branch 'master' into SPARK-8103
c0d4d90 [Imran Rashid] Revert "Index active task sets by stage Id rather than by task set id"
f025154 [Imran Rashid] Merge pull request #2 from kayousterhout/imran_SPARK-8103
baf46e1 [Kay Ousterhout] Index active task sets by stage Id rather than by task set id
19685bb [Imran Rashid] switch to using latestInfo.attemptId, and add comments
a5f7c8c [Imran Rashid] remove comment for reviewers
227b40d [Imran Rashid] style
517b6e5 [Imran Rashid] get rid of SparkIllegalStateException
b2faef5 [Imran Rashid] faster check for conflicting task sets
6542b42 [Imran Rashid] remove extra stageAttemptId
ada7726 [Imran Rashid] reviewer feedback
d8eb202 [Imran Rashid] Merge branch 'master' into SPARK-8103
46bc26a [Imran Rashid] more cleanup of debug garbage
cb245da [Imran Rashid] finally found the issue ... clean up debug stuff
8c29707 [Imran Rashid] Merge branch 'master' into SPARK-8103
89a59b6 [Imran Rashid] more printlns ...
9601b47 [Imran Rashid] more debug printlns
ecb4e7d [Imran Rashid] debugging printlns
b6bc248 [Imran Rashid] style
55f4a94 [Imran Rashid] get rid of more random test case since kays tests are clearer
7021d28 [Imran Rashid] update test since listenerBus.waitUntilEmpty now throws an exception instead of returning a boolean
883fe49 [Kay Ousterhout] Unit tests for concurrent stages issue
6e14683 [Imran Rashid] unit test just to make sure we fail fast on concurrent attempts
06a0af6 [Imran Rashid] ignore for jenkins
c443def [Imran Rashid] better fix and simpler test case
28d70aa [Imran Rashid] wip on getting a better test case ...
a9bf31f [Imran Rashid] wip
markhamstra referenced this pull request in markhamstra/spark Apr 27, 2016
## What changes were proposed in this pull request?

This reopens apache#11836, which was merged but promptly reverted because it introduced flaky Hive tests.

## How was this patch tested?

See `CatalogTestCases`, `SessionCatalogSuite` and `HiveContextSuite`.

Author: Andrew Or <andrew@databricks.com>

Closes apache#11938 from andrewor14/session-catalog-again.
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3 participants