spark-reviews mailing list archives

Site index · List index
Message view « Date » · « Thread »
Top « Date » · « Thread »
From chenghao-intel <...@git.apache.org>
Subject [GitHub] spark pull request: [SPARK-10484][SQL] Optimize the cartesian join...
Date Tue, 08 Sep 2015 07:50:51 GMT
GitHub user chenghao-intel opened a pull request:

    https://github.com/apache/spark/pull/8652

    [SPARK-10484][SQL] Optimize the cartesian join with broadcast join for some cases

    In some cases, we can broadcast the smaller relation in cartesian join, which improve
the performance significantly.

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

    $ git pull https://github.com/chenghao-intel/spark cartesian

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

    https://github.com/apache/spark/pull/8652.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 #8652
    
----
commit 98efb3deada40f670a02f321cff0bcc62cb259a9
Author: Cheng Hao <hao.cheng@intel.com>
Date:   2015-09-08T07:19:00Z

    optimize the cartesian join with broadcast join for some cases

----


---
If your project is set up for it, you can reply to this email and have your
reply appear on GitHub as well. If your project does not have this feature
enabled and wishes so, or if the feature is enabled but not working, please
contact infrastructure at infrastructure@apache.org or file a JIRA ticket
with INFRA.
---

---------------------------------------------------------------------
To unsubscribe, e-mail: reviews-unsubscribe@spark.apache.org
For additional commands, e-mail: reviews-help@spark.apache.org


Mime
View raw message