GitHub user cloud-fan opened a pull request:
https://github.com/apache/spark/pull/12061
[SPARK-14270][SQL] whole stage codegen for typed filter
## What changes were proposed in this pull request?
We implement typed filter by `MapPartitions`, which doesn't work well with
whole stage codegen. This PR use `Filter` to implement typed filter and we can
get the whole stage codegen support for free.
## How was this patch tested?
existing tests.
You can merge this pull request into a Git repository by running:
$ git pull https://github.com/cloud-fan/spark whole-stage-codegen
Alternatively you can review and apply these changes as the patch at:
https://github.com/apache/spark/pull/12061.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 #12061
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commit be182a9e6fae64750e051843e1e87de7194df690
Author: Wenchen Fan <[email protected]>
Date: 2016-03-30T09:40:42Z
whole stage codegen for typed filter
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