GitHub user cloud-fan opened a pull request:
https://github.com/apache/spark/pull/6780
[SPARK-7267][SPARK-7289] add LimitPushDown rule
This PR fix SPARK-7267 by push down limit, not lift it up, thus we can keep
sort right beneath limit at some cases.
You can merge this pull request into a Git repository by running:
$ git pull https://github.com/cloud-fan/spark limit
Alternatively you can review and apply these changes as the patch at:
https://github.com/apache/spark/pull/6780.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 #6780
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commit d8ecb14783bea756165bff3e96530fb1d6347e37
Author: Wenchen Fan <[email protected]>
Date: 2015-06-12T02:23:12Z
fix existing
commit d74c9603564ed405ad71f137f948036eb4d0b5e7
Author: Wenchen Fan <[email protected]>
Date: 2015-06-12T06:06:13Z
add LimitPushDown
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