| From: | Fujii Masao <masao(dot)fujii(at)gmail(dot)com> |
|---|---|
| To: | Ayoub Kazar <ayoub(dot)kazar(at)data-bene(dot)io> |
| Cc: | pgsql-hackers(at)lists(dot)postgresql(dot)org |
| Subject: | Re: file_fdw: Fix ANALYZE does not enforce REJECT_LIMIT with on_error 'ignore' |
| Date: | 2026-11-05 15:24:00 |
| Message-ID: | CAHGQGwET_73iyGZbELi9TTwg0-+tFXid3t_KpQOVXvDxf_59gQ@mail.gmail.com |
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| Lists: | pgsql-hackers |
On Thu, Nov 5, 2026 at 9:40 AM Ayoub Kazar <ayoub(dot)kazar(at)data-bene(dot)io> wrote:
> However, ANALYZE silently ignores reject_limit, skips all
> malformed rows, and finishes with a NOTICE.
Personally, I'd prefer to keep this behavior. Statistics based on valid rows
are still useful even when the number of errors exceeds reject_limit.
Queries may still succeed, for example, when using LIMIT, whereas
aborting ANALYZE would leave the statistics outdated. So I think
ANALYZE should continue to ignore reject_limit. Thought?
If we agree, how about documenting this exception and adding a comment
in file_acquire_sample_rows() explaining why reject_limit is not enforced?
Regards,
--
Fujii Masao
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