GitHub user michal-databricks opened a pull request:
https://github.com/apache/spark/pull/17773
[SPARK-20474] Fixing OnHeapColumnVector reallocation
## What changes were proposed in this pull request?
OnHeapColumnVector reallocation copies to the new storage data up to
'elementsAppended'. This variable is only updated when using the
ColumnVector.appendX API, while ColumnVector.putX is more commonly used.
## How was this patch tested?
Tested using existing unit tests.
You can merge this pull request into a Git repository by running:
$ git pull https://github.com/michal-databricks/spark-1 spark-20474
Alternatively you can review and apply these changes as the patch at:
https://github.com/apache/spark/pull/17773.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 #17773
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commit 3914766c79639c90b129bc9ee7d2741c6464bfec
Author: Michal Szafranski <mic...@databricks.com>
Date: 2017-04-26T10:46:55Z
fixing OnHeapColumnVector reallocation
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