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Posted to dev@hawq.apache.org by zhangh43 <gi...@git.apache.org> on 2015/12/10 04:34:57 UTC
[GitHub] incubator-hawq pull request: HAWQ-239. Reduce the call times of Gp...
GitHub user zhangh43 opened a pull request:
https://github.com/apache/incubator-hawq/pull/175
HAWQ-239. Reduce the call times of GpPolicy to improve performance on…
… scan empty table.
in get_block_locations_and_claculte_table_size(), GpPolicy is called twice for each relation, we need to reduce it to zero
This pull request also fix some initialization of blocknum and hitratio
You can merge this pull request into a Git repository by running:
$ git pull https://github.com/zhangh43/incubator-hawq hawq239
Alternatively you can review and apply these changes as the patch at:
https://github.com/apache/incubator-hawq/pull/175.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 #175
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commit e66f9ecc63cc0c6f6ec0d7abe133baf3ffba50f6
Author: hubertzhang <hz...@pivotal.io>
Date: 2015-12-10T03:32:59Z
HAWQ-239. Reduce the call times of GpPolicy to improve performance on scan empty table.
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[GitHub] incubator-hawq pull request: HAWQ-239. Reduce the call times of Gp...
Posted by yaoj2 <gi...@git.apache.org>.
Github user yaoj2 commented on the pull request:
https://github.com/apache/incubator-hawq/pull/175#issuecomment-163478378
+1
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[GitHub] incubator-hawq pull request: HAWQ-239. Reduce the call times of Gp...
Posted by asfgit <gi...@git.apache.org>.
Github user asfgit closed the pull request at:
https://github.com/apache/incubator-hawq/pull/175
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[GitHub] incubator-hawq pull request: HAWQ-239. Reduce the call times of Gp...
Posted by ztao1987 <gi...@git.apache.org>.
Github user ztao1987 commented on the pull request:
https://github.com/apache/incubator-hawq/pull/175#issuecomment-163477324
+1
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