Distributed Computation include::cascalog/cascalog-intro.asciidoc cascalog/etl/etl.asciidoc cascalog/aggregating-large-files/aggregating-large-files.asciidoc cascalog/testing/testing.asciidoc cascalog/checkpoint/checkpoint.asciidoc cascalog/explain/explain.asciidoc cascalog/emr/emr.asciidoc