GitHub user pwoody opened a pull request:
https://github.com/apache/spark/pull/13178
[SPARK-15038] Add option to lazily broadcast at SQL execution time
## What changes were proposed in this pull request?
This allows the user to specify whether to do the broadcasting of a small
DataFrame asynchronously at query preparation time or during execution time.
## How was this patch tested?
Manual testing
You can merge this pull request into a Git repository by running:
$ git pull https://github.com/pwoody/spark feature/lazyBroadcast
Alternatively you can review and apply these changes as the patch at:
https://github.com/apache/spark/pull/13178.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 #13178
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commit 237cd561960880ac5d2ddd9bc6fbd6936f2fa1ba
Author: Patrick Woody <pwo...@palantir.com>
Date: 2016-05-18T20:34:59Z
[SPARK-15038] Add option to lazily broadcast at SQL execution time
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