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From lionelcao <>
Subject [GitHub] incubator-carbondata pull request #716: [CARBONDATA-840][WIP] improve limit ...
Date Fri, 31 Mar 2017 06:21:21 GMT
GitHub user lionelcao opened a pull request:

    [CARBONDATA-840][WIP] improve limit query performance [Group By]

    Currently limit query will still scan all data first and limit in the last step. In carbon
we can convert limit to filters with dictionary distinct value list...

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

    $ git pull carbon_dev

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

To close this pull request, make a commit to your master/trunk branch
with (at least) the following in the commit message:

    This closes #716
commit e023c36c5f31efa63daf7c2e8f5fec8fa3c19c7e
Author: lucao <>
Date:   2017-03-31T06:19:40Z

    [WIP]improve limit query performance


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