Michael Armbrust 371321cade [SQL] Add type checking debugging functions ... Adds some functions that were very useful when trying to track down the bug from #2656. This change also changes the tree output for query plans to include the `'` prefix to unresolved nodes and `!` prefix to nodes that refer to non-existent attributes. Author: Michael Armbrust <michael@databricks.com> Closes #2657 from marmbrus/debugging and squashes the following commits: 654b926 [Michael Armbrust] Clean-up, add tests 763af15 [Michael Armbrust] Add typeChecking debugging functions 8c69303 [Michael Armbrust] Add inputSet, references to QueryPlan. Improve tree string with a prefix to denote invalid or unresolved nodes. fbeab54 [Michael Armbrust] Better toString, factories for AttributeSet.		2014-10-13 13:46:34 -07:00
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src	[SQL] Add type checking debugging functions	2014-10-13 13:46:34 -07:00
pom.xml	[SPARK-3397] Bump pom.xml version number of master branch to 1.2.0-SNAPSHOT	2014-09-06 15:04:50 -07:00