GitHub user davies opened a pull request:
https://github.com/apache/spark/pull/8971
[SPARK-10917] [SQL] improve performance of complex type in columnar cache
This PR improve the performance of complex types in columnar cache by using
UnsafeProjection instead of KryoSerializer.
You can merge this pull request into a Git repository by running:
$ git pull https://github.com/davies/spark complex
Alternatively you can review and apply these changes as the patch at:
https://github.com/apache/spark/pull/8971.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 #8971
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commit 713c8846297f5b54f922c140df9ee735e127b877
Author: Davies Liu <[email protected]>
Date: 2015-10-03T00:45:39Z
improve performance of complex type in columnar cache
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