GitHub user vasia opened a pull request:
https://github.com/apache/flink/pull/1715
[FLINK-3482] implement union translation
This PR add union support to Table on Calcite. I've implemented a custom
`JoinUnionTransposeRule`
because Calcite's only matches with LogicalUnion.
You can merge this pull request into a Git repository by running:
$ git pull https://github.com/vasia/flink union
Alternatively you can review and apply these changes as the patch at:
https://github.com/apache/flink/pull/1715.patch
To close this pull request, make a commit to your master/trunk branch
with (at least) the following in the commit message:
This closes #1715
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commit 6991e601ceabc63ec9f367c4ad2e4f75468aaf2b
Author: vasia <[email protected]>
Date: 2016-02-25T19:52:19Z
[FLINK-3482] implement union translation
- implement custom JoinUnionTransposeRules
because Calcite's only match with LogicalUnion
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