[
https://issues.apache.org/jira/browse/FLINK-3503?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15197398#comment-15197398
]
ASF GitHub Bot commented on FLINK-3503:
---------------------------------------
Github user vasia commented on the pull request:
https://github.com/apache/flink/pull/1798#issuecomment-197357543
merged :))
> ProjectJoinTransposeRule fails to push down project.
> ----------------------------------------------------
>
> Key: FLINK-3503
> URL: https://issues.apache.org/jira/browse/FLINK-3503
> Project: Flink
> Issue Type: Improvement
> Components: Table API
> Reporter: Chengxiang Li
> Priority: Minor
>
> {noformat}
> val ds1 = CollectionDataSets.getSmall3TupleDataSet(env).as('a, 'b, 'c)
> val ds2 = CollectionDataSets.get5TupleDataSet(env).as('d, 'e, 'f, 'g, 'h)
> val joinT = ds1.join(ds2).where('b === 'e).select('c, 'g)
> {noformat}
> For this query, ProjectJoinTransposeRule should pushes a Project past a Join
> by splitting the projection into a projection on top of each child of the
> join.
--
This message was sent by Atlassian JIRA
(v6.3.4#6332)
