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https://issues.apache.org/jira/browse/FLINK-6304?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15967369#comment-15967369
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ASF GitHub Bot commented on FLINK-6304:
---------------------------------------
GitHub user sunjincheng121 opened a pull request:
https://github.com/apache/flink/pull/3717
[FLINK-6304][table]Clear a lot of useless import
Thanks for contributing to Apache Flink. Before you open your pull request,
please take the following check list into consideration.
If your changes take all of the items into account, feel free to open your
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Contribute guide](http://flink.apache.org/how-to-contribute.html).
In addition to going through the list, please provide a meaningful
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- [x] General
- The pull request references the related JIRA issue ("[FLINK-6304]Clear
a lot of useless import")
- The pull request addresses only one issue
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JIRA id)
- [ ] Documentation
- Documentation has been added for new functionality
- Old documentation affected by the pull request has been updated
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- Functionality added by the pull request is covered by tests
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You can merge this pull request into a Git repository by running:
$ git pull https://github.com/sunjincheng121/flink FLINK-6304-PR
Alternatively you can review and apply these changes as the patch at:
https://github.com/apache/flink/pull/3717.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 #3717
----
commit c34f38d61d6b8fc69f48e70f2feb6f225a5eca96
Author: sunjincheng121 <sunjincheng...@gmail.com>
Date: 2017-04-13T10:01:40Z
[FLINK-6304][table]Clear a lot of useless import
----
> Clear a lot of useless import
> -----------------------------
>
> Key: FLINK-6304
> URL: https://issues.apache.org/jira/browse/FLINK-6304
> Project: Flink
> Issue Type: Improvement
> Components: Table API & SQL
> Reporter: sunjincheng
> Assignee: sunjincheng
>
> There are some classes(as follow) have useless import, I want clear them
> before release 1.3.
> {code}
> DataSetSlideTimeWindowAggFlatMapFunction
> CommonScan
> FlinkRel
> StreamTableSourceScanRule
> DataStreamOverAggregateRule
> DataStreamAggregateRule
> {code}
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