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Patch: Correction of table dead tuple stats update by auto vacuum

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CommitFest 2014-01
Topic System Administration
Patch Status Committed
Author Hari Babu
Reviewers Amit Kapila
Committer Tom Lane
Close Date 2014-01-19
Patch by haribabu on 2013-10-17 05:24:14 AM: Initial version.
Patch by haribabu on 2013-10-24 10:50:41 AM: modified patch to set n_dead_tuples same as n_live_tuples in stats.
Patch by haribabu on 2013-11-16 11:09:58 AM: Patch is modified as take a copy of n_dead_tuples during vacuum start and use
the same while calculating the new dead tuples at end of vacuum.
Comment by petere on 2013-11-17 04:56:40 PM: build OK: http://pgci.eisentraut.org/jenkins/job/postgresql_commitfest_world/230/
Comment by amitkapila on 2013-11-20 05:04:54 AM: need more test to see the advantage of this patch.
Patch by haribabu on 2013-11-22 06:47:07 AM: Latest patch
Patch by haribabu on 2013-11-29 01:41:53 PM: Updated patches
Review by amitkapila on 2013-12-06 06:38:11 AM: test case needs to be simplified to verify the results.
Patch by haribabu on 2013-12-12 09:37:05 AM: corrected patch and test

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