GitHub user scwf opened a pull request:
https://github.com/apache/spark/pull/3171
[SQL] Minor fix for TreeNode
1 remove `case` never reached
2 add transformUp for test("transform works on nodes with Option children")
You can merge this pull request into a Git repository by running:
$ git pull https://github.com/scwf/spark treenode
Alternatively you can review and apply these changes as the patch at:
https://github.com/apache/spark/pull/3171.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 #3171
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commit c2b09e3febd1752098837f8760c42df9a6b54d54
Author: wangfei <wangf...@huawei.com>
Date: 2014-11-09T04:19:39Z
minor fix for TreeNode
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