GitHub user viirya opened a pull request:
https://github.com/apache/spark/pull/2195
[SPARK-3300][SQL] Should clean old buffer after copying its content
The function `ensureFreeSpace` in object `ColumnBuilder` clears old buffer
before copying its content to new buffer. This PR fixes
Github user viirya commented on the pull request:
https://github.com/apache/spark/pull/2195#issuecomment-53854049
I just noticed that `clear()` would not actually erase the data in the
buffer. So you can close this PR if you think it is not necessary to make the
change.
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Github user AmplabJenkins commented on the pull request:
https://github.com/apache/spark/pull/2195#issuecomment-53854112
Can one of the admins verify this patch?
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