GitHub user cloud-fan opened a pull request:
https://github.com/apache/spark/pull/7018
[SPARK-8635][SQL] improve performance of CatalystTypeConverters
In `CatalystTypeConverters.createToCatalystConverter`, we add special
handling for primitive types. We can apply this strategy to more places to
improve performance.
You can merge this pull request into a Git repository by running:
$ git pull https://github.com/cloud-fan/spark converter
Alternatively you can review and apply these changes as the patch at:
https://github.com/apache/spark/pull/7018.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 #7018
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commit 326c82cf3a033caf9513cd9350d0b801488be11e
Author: Wenchen Fan <[email protected]>
Date: 2015-06-25T15:27:56Z
optimize type converter
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