GitHub user gallenvara opened a pull request:
https://github.com/apache/flink/pull/1477
[FLINK-3192] Add explain support to print ast and sql physical execution.
Table API doesn't support sql-explanation now. Add the explain support to
print ast (abstract syntax tree) and the physical execution of sql.
You can merge this pull request into a Git repository by running:
$ git pull https://github.com/gallenvara/flink SqlExplanation
Alternatively you can review and apply these changes as the patch at:
https://github.com/apache/flink/pull/1477.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 #1477
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commit 3bb186378ccf4add375de6e5f88a96caf1104788
Author: gallenvara <gallenv...@126.com>
Date: 2015-12-11T05:57:51Z
Add explain support to print the sql-execution plan.
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