Re: BUG #19109: catalog lookup with the wrong snapshot duringlogical decoding causes coredump

cca5507 <cca5507@qq.com>

From: cca5507 <cca5507@qq.com>

To: ocean_li_996 <ocean_li_996@163.com>, Haiyang Li <mohen.lhy@alibaba-inc.com>

Cc: Michael Paquier <michael@paquier.xyz>, Xuneng Zhou <xunengzhou@gmail.com>, pgsql-bugs <pgsql-bugs@lists.postgresql.org>

Date: 2025-11-19T03:23:19Z

Lists: pgsql-bugs

Attachments

v4-0001-Track-transactions-committed-in-BUILDING_SNAPSHOT.patch (application/octet-stream)
v3-0002-Add-test-case-snapshot_build-for-test_decoding.patch (application/octet-stream)

Hi, all!


I reported this bug before, and there is a commitfest entry for it:


https://commitfest.postgresql.org/patch/5029/


The attached patches are the latest patches taken from the commitfest.


They seem to need a rebase, but I'd like to see your thoughts on these patches first.


This bug seem to affect a lot of PG major versions.


--
Regards,
ChangAo Chen