GitHub user yucai opened a pull request:
https://github.com/apache/spark/pull/22847
[SPARK-25850][SQL] Make the split threshold for the code generated method
configurable
## What changes were proposed in this pull request?
As per the
[discussion](https://github.com/apache/spark/pull/22823/files#r228400706), add
a new configuration to make the split threshold for the code generated method
configurable.
When the generated Java function source code exceeds the split threshold,
it will be split into multiple small functions, each function length is
spark.sql.codegen.methodSplitThreshold.
## How was this patch tested?
manual tests
You can merge this pull request into a Git repository by running:
$ git pull https://github.com/yucai/spark splitThreshold
Alternatively you can review and apply these changes as the patch at:
https://github.com/apache/spark/pull/22847.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 #22847
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commit 188a9476e3504c151ebe27b362a080469c262674
Author: yucai <yyu1@...>
Date: 2018-10-26T08:00:24Z
[SPARK-25850][SQL] Make the split threshold for the code generated method
configurable
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