Improve pg_stat_statements scalability

Title

CI (CFBot)

Summary

Stats (from CFBot)

Patch version: v3, Patch count: 5, First patch: +431−35, All patches: +1781−1714

Tags

Performance

Created

2026-05-12 14:47:15

Last modified

2026-05-12 14:47:16 (3 weeks ago)

Latest email

2026-06-02 06:30:40 (10 hours ago)

Status

PG20-1 (2026-07-01 – 2026-07-31): Needs review

Target version

Authors

Sami Imseih (simseih)

Reviewers

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Links

Emails

Improve pg_stat_statements scalability: First at 2026-05-11 23:53:53 by Sami Imseih <samimseih at gmail.com>
Latest at 2026-06-02 06:30:40 by Michael Paquier <michael at paquier.xyz>
Latest attachment (benchmark_v3.txt) at 2026-05-30 02:15:31 from Sami Imseih <samimseih at gmail.com>
    Attachment (benchmark_v3.txt) at 2026-05-30 02:15:31 from Sami Imseih <samimseih at gmail.com> (Patch: No)
    Attachment (v2-0004-pg_stat_statements-extend-pg_stat_statements_info.patch) at 2026-05-20 22:59:23 from Sami Imseih <samimseih at gmail.com> (Patch: Yes)
    Attachment (v1-0003-pg_stat_statements-add-DSA-based-query-text-stora.patch) at 2026-05-17 17:37:23 from Sami Imseih <samimseih at gmail.com> (Patch: Yes)
    Attachment (0002-pg_stat_statements-modernize-entry-storage-with-pgst.patch) at 2026-05-11 23:53:53 from Sami Imseih <samimseih at gmail.com> (Patch: Yes)

History

When	Who	What
2026-05-12 14:47:16	Sami Imseih (simseih)	Attached mail thread CAA5RZ0vZwR_dSK6fo0P2-EnskUVN0NjLHnGnJMFDPC8-kEW3sQ@mail.gmail.com
2026-05-12 14:47:15	Sami Imseih (simseih)	Created patch record