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From Terranlee <...@git.apache.org>
Subject [GitHub] incubator-quickstep pull request #231: Implement optimizer and execution lay...
Date Tue, 11 Apr 2017 22:30:22 GMT
GitHub user Terranlee opened a pull request:

    https://github.com/apache/incubator-quickstep/pull/231

    Implement optimizer and execution layers for UNION and INTERSECT.

    This PR implements the logical and physical layers to support UNION and INTERSECT operations,
and also creates a new UnionAllOperator to do UnionAll operation.

You can merge this pull request into a Git repository by running:

    $ git pull https://github.com/Terranlee/incubator-quickstep union-operator-execute

Alternatively you can review and apply these changes as the patch at:

    https://github.com/apache/incubator-quickstep/pull/231.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 #231
    
----
commit 6ff6c34b700eaf84643954914a8344e5b440ec41
Author: Tianrun <tianrun@node-0.tianrun-qv23700.quickstep-pg0.wisc.cloudlab.us>
Date:   2017-04-10T16:21:11Z

    Implement optimizer and execution layers for UNION and INTERSECT.

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