GitHub user davies opened a pull request:
https://github.com/apache/spark/pull/3714
[SPARK-4866] support StructType as key in MapType
This PR brings support of using StructType(and other hashable types) as key
in MapType.
You can merge this pull request into a Git repository by running:
$ git pull https://github.com/davies/spark fix_struct_in_map
Alternatively you can review and apply these changes as the patch at:
https://github.com/apache/spark/pull/3714.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 #3714
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commit 9601534bc38056f43063b57a03f325ff4f79265c
Author: Davies Liu <[email protected]>
Date: 2014-12-16T21:39:28Z
support StructType as key in MapType
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