Re: Removing unneeded self joins
Alexander Kuzmenkov <a.kuzmenkov@postgrespro.ru>
Commits
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the thread's linked commits as JSON, with link sources.
API reference →
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Remove GUC_NOT_IN_SAMPLE from enable_self_join_elimination
- 717d0e8dd945 18.0 landed
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Put enable_self_join_elimination into postgresql.conf.sample
- c2d329260cd8 18.0 landed
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Get rid of ojrelid local variable in remove_rel_from_query()
- e167191dc146 18.0 landed
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Implement Self-Join Elimination
- fc069a3a6319 18.0 cited
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Revert: Remove useless self-joins
- d1d286d83c0e 17.0 landed
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Replace lateral references to removed rels in subqueries
- 466979ef031a 17.0 landed
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Replace relids in lateral subquery parse tree during SJE
- 489072ab7a9e 17.0 landed
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Forbid SJE with result relation
- 8c441c082797 17.0 landed
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Fix misuse of RelOptInfo.unique_for_rels cache by SJE
- 30b4955a4668 17.0 landed
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Replace the relid in some missing fields during SJE
- a7928a57b9f0 17.0 landed
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Revert 56-bit relfilenode change and follow-up commits.
- a448e49bcbe4 16.0 cited
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Stabilize timetz test across DST transitions.
- 4a071afbd056 14.0 cited
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Speed up finding EquivalenceClasses for a given set of rels
- 3373c7155350 13.0 cited
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Fix mark-and-restore-skipping test case to not be a self-join.
- 24d08f3c0a1f 12.0 landed
Attachments
- 0001-Remove-self-joins-v16.patch (text/x-patch)
On 3/25/19 18:13, Alexander Kuzmenkov wrote: > > Please see the attached v15. > I won't be able to continue working on this because I'm changing jobs. My colleague Arseny Sher is probably going to take over. Here is a v16 that is a rebased v12, plus renames from v15, plus a couple of bug fixes (use bms_is_empty instead of a NULL check, and properly create a NullTest clause when replacing "X = X"). -- Alexander Kuzmenkov Postgres Professional: http://www.postgrespro.com The Russian Postgres Company