Horton

Re: generic plans and "initial" pruning

x4mmm@yandex-team.ru

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From: "Andrey M. Borodin" <x4mmm@yandex-team.ru>
To: vignesh C <vignesh21@gmail.com>
Cc: Amit Langote <amitlangote09@gmail.com>, Robert Haas <robertmhaas@gmail.com>, Alvaro Herrera <alvherre@alvh.no-ip.org>, Andres Freund <andres@anarazel.de>, Daniel Gustafsson <daniel@yesql.se>, David Rowley <dgrowleyml@gmail.com>, Jacob Champion <jchampion@timescale.com>, PostgreSQL Hackers <pgsql-hackers@postgresql.org>, Thom Brown <thom@linux.com>, Tom Lane <tgl@sss.pgh.pa.us>
Date: 2024-03-31T05:03:31Z
Lists: pgsql-hackers 

> On 6 Dec 2023, at 23:52, Robert Haas <robertmhaas@gmail.com> wrote:
> 
>  I hope that it's at least somewhat useful.
> 


> On 5 Jan 2024, at 15:46, vignesh C <vignesh21@gmail.com> wrote:
> 
> There is a leak reported 

Hi Amit,

this is a kind reminder that some feedback on your patch[0] is waiting for your reply.
Thank you for your work!

Best regards, Andrey Borodin.


[0] https://commitfest.postgresql.org/47/3478/

Commits

  1. Stamp 19beta1.

  2. Revert "Don't lock partitions pruned by initial pruning"

  3. Ensure first ModifyTable rel initialized if all are pruned

  4. Fix bug in cbc127917 to handle nested Append correctly

  5. Remove unstable test suite added by 525392d57

  6. Don't lock partitions pruned by initial pruning

  7. Fix an oversight in cbc127917 to handle MERGE correctly

  8. Track unpruned relids to avoid processing pruned relations

  9. Perform runtime initial pruning outside ExecInitNode()

  10. Move PartitionPruneInfo out of plan nodes into PlannedStmt

  11. Fix setrefs.c's failure to do expression processing on prune steps.

  12. Remove obsolete executor cleanup code

  13. Revert "Move PartitionPruneInfo out of plan nodes into PlannedStmt"

  14. Move PartitioPruneInfo out of plan nodes into PlannedStmt

  15. Refactor and cleanup runtime partition prune code a little

  16. Remove some unnecessary fields from Plan trees.

  17. Remove more redundant relation locking during executor startup.

  18. Shut down Gather's children before shutting down Gather itself.