Re: Fix detection of truncated zstd-compressed backups

[Chao Li]

> On Aug 14, 2026, at 04:57, Daniel Gustafsson <dan...@yesql.se> wrote:
> 
>> On 13 Aug 2026, at 07:11, Chao Li <li.evan.c...@gmail.com> wrote:
> 
>> PFA v7: addressed Jipan’s comment.
> 
> Sorry for being slow on this, things are quite busy but I hope to have a 
> review
> soon.  While poking at this I realized that our compression code in pg_dump
> likely has the same issue.  I hacked up a quick PoC diff (attached) but it's
> untested (can one actually test the data-in-zstd-internal-buffers case at 
> all?)
> and mainly a sketch.  If you want to pick it up and rework into this patchset
> to tackle it treewide then that would be fantastic.
> 
> --
> Daniel Gustafsson
> 
> <pg_dump.diff.txt>

I can work on this today.

Best regards,
--
Chao Li (Evan)
HighGo Software Co., Ltd.
https://www.highgo.com/