GitHub user scwf opened a pull request:
https://github.com/apache/spark/pull/3778
[SPARK-4938][SQL] Adding optimization to simplify the filter condition
Adding optimization to simplify the filter
condition(https://issues.apache.org/jira/browse/SPARK-4938)
You can merge this pull request into a Git repository by running:
$ git pull https://github.com/scwf/spark filter1
Alternatively you can review and apply these changes as the patch at:
https://github.com/apache/spark/pull/3778.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 #3778
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commit ad3defb7f537bf9b39e8c37badf3df987fbe25d5
Author: wangfei <[email protected]>
Date: 2014-12-23T13:04:05Z
optimize filter condition in spark sql
commit 2f4a35daece25af84b84a23d8e159d386f6a268a
Author: wangfei <[email protected]>
Date: 2014-12-23T13:23:41Z
adding test case
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