Horton

Re: Revisiting {CREATE INDEX, REINDEX} CONCURRENTLY improvements

Mikhail Nikalayeu <mihailnikalayeu@gmail.com>

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From: Mihail Nikalayeu <mihailnikalayeu@gmail.com>
To: Sergey Sargsyan <sergey.sargsyan.2001@gmail.com>
Cc: Álvaro Herrera <alvherre@kurilemu.de>, Andres Freund <andres@anarazel.de>, Michael Paquier <michael@paquier.xyz>, PostgreSQL Hackers <pgsql-hackers@postgresql.org>, Andrey Borodin <amborodin86@gmail.com>, Melanie Plageman <melanieplageman@gmail.com>, Matthias van de Meent <boekewurm+postgres@gmail.com>
Date: 2025-06-21T20:32:44Z
Lists: pgsql-hackers

Commits

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  1. Revert changes to CONCURRENTLY that "sped up" Xmin advance

  2. VACUUM: ignore indexing operations with CONCURRENTLY

  3. Avoid spurious waits in concurrent indexing

Attachments

Hello, Sergey!

I have addressed your comments:
* skip TID scan in case of empty STIR index
* fix for critical section
* formatting
* index_create signature


Rebased, patch structure and comments available here [0]. Quick
introduction poster - here [1].

Best regards,
Mikhail.

[0]:
https://www.postgresql.org/message-id/flat/CADzfLwVOcZ9mg8gOG%2BKXWurt%3DMHRcqNv3XSECYoXyM3ENrxyfQ%40mail.gmail.com#52c97e004b8f628473124c05e3bf2da1
[1]: https://www.postgresql.org/message-id/attachment/176651/STIR-poster.pdf