GitHub user maver1ck opened a pull request:
https://github.com/apache/spark/pull/19249
[SPARK-22032] Speed up StructType.fromInternal
## What changes were proposed in this pull request?
StructType.fromInternal is calling f.fromInternal(v) for every field.
We can use needConversion method to limit the number of function calls
## How was this patch tested?
Existing tests
You can merge this pull request into a Git repository by running:
$ git pull https://github.com/maver1ck/spark spark_22032
Alternatively you can review and apply these changes as the patch at:
https://github.com/apache/spark/pull/19249.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 #19249
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commit aa69a72d71c55e93b487ac28910b9187c0c71088
Author: Maciej BryÅski <[email protected]>
Date: 2017-09-15T18:01:40Z
Update types.py
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