GitHub user heary-cao opened a pull request:
https://github.com/apache/spark/pull/19131
[MINOR][SQL]remove unuse import class
## What changes were proposed in this pull request?
this PR describe remove the import class that are unused.
## How was this patch tested?
N/A
You can merge this pull request into a Git repository by running:
$ git pull https://github.com/heary-cao/spark unuse_import
Alternatively you can review and apply these changes as the patch at:
https://github.com/apache/spark/pull/19131.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 #19131
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commit 01f8f8c0086721514b3abc36d7737f89a69caa09
Author: caoxuewen <[email protected]>
Date: 2017-09-05T08:28:59Z
remove unuse import class
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