GitHub user XuMingmin opened a pull request:
https://github.com/apache/beam/pull/3527
[BEAM-2204] support TUMBLE/HOP/SESSION_START
*_START function is supported for TUMBLE/HOP/SESSION window, however *_END
is not available due to some issue with Calcite relational expressions, need a
follow up with Calcite team.
You can merge this pull request into a Git repository by running:
$ git pull https://github.com/XuMingmin/beam BEAM-2204
Alternatively you can review and apply these changes as the patch at:
https://github.com/apache/beam/pull/3527.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 #3527
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commit 1d33e7ba1a0efe27d5b38ded15f7e3f4b85b0869
Author: mingmxu <[email protected]>
Date: 2017-07-09T07:52:23Z
support TUMBLE/HOP/SESSION _START function
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