GitHub user maropu opened a pull request:
https://github.com/apache/spark/pull/8098
[SPARK-9816][SQL] Support BinaryType in Concat
Support BinaryType in catalyst Concat according to hive behaviours.
https://cwiki.apache.org/confluence/display/Hive/LanguageManual+UDF#LanguageManualUDF-StringFunctions
You can merge this pull request into a Git repository by running:
$ git pull https://github.com/maropu/spark SupportBinaryInConcat
Alternatively you can review and apply these changes as the patch at:
https://github.com/apache/spark/pull/8098.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 #8098
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commit ca328a6f54bcd40c9014e7ddc94d4c18acd3d42e
Author: Takeshi YAMAMURO <linguin....@gmail.com>
Date: 2015-08-11T08:51:06Z
Support BinaryType in Concat
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