Re: Compress prune/freeze records with Delta Frame of Reference algorithm

Evgeny Voropaev <evgeny.voropaev@tantorlabs.com>

From: Evgeny Voropaev <evgeny.voropaev@tantorlabs.com>

To: PostgreSQL Hackers <pgsql-hackers@postgresql.org>, Andrey Borodin <x4mmm@yandex-team.ru>, Andres Freund <andres@anarazel.de>

Date: 2026-03-24T16:25:18Z

Lists: pgsql-hackers

Attachments

v04-0001-Implement-vect-and-uniqsortvect-containers-and-b.patch (text/x-patch) patch v4-0001
v04-0002-Implement-Delta-Frame-of-Reference-compression.patch (text/x-patch) patch v4-0002
v04-0003-Use-Delta-Frame-of-Reference-DFoR-to-compress-pr.patch (text/x-patch) patch v4-0003

Rebase onto 2102ebb1953.
Fix warnings about gnu_printf in tap.c.
Fix wrong destination pointer in memcpy in vect_init.
Fix intl library linking problem for the dfor tests under FreBSD.

Commits

Same data as JSON: GET /api/v1/messages/:b64id/commits the thread's linked commits as JSON, with link sources. API reference →

Fix a set of typos and grammar issues across the tree
- d3bba0415435 19 (unreleased) cited