v0.18.0-beta.1

Breaking changes

• Old queries using UAST functions might not be compatible after upgrade bblfsh to latest v3 client version. Some Xpath queries changed.

New features

• modify uast functions and session to make use of bblfsh/client-go.v3
• sql/(parse,expression): implement unary minus
• sql: support more timestamp formats
• sql: implement SHOW CREATE DATABASE statement
• *: implement LOCK and UNLOCK of tables
• *: add information_schema db with files and column_statistics tables
• function: add CONNECTION_ID UDF
• function: implement JSON_EXTRACT UDF
• sql: expression: function: Add CEIL, CEILING, FLOOR
• sql: expression: function: Add ROUND()
• sql: plan: Add SHOW CREATE TABLE
• Implementation of COALESCE function.
• sql: implement SHOW FIELDS statement
• sql: implement LIKE expression
• sql: expression: function: Add LOWER, UPPER
• sql/parse: strip comments from queries

Performance improvements

• sql: add timing info to span traces

Documentation

• docs: reflect changes introduced by UAST v2 in the documentation
• docs: add supported clients