| From: | John Naylor <john(dot)naylor(at)enterprisedb(dot)com> |
|---|---|
| To: | Masahiko Sawada <sawada(dot)mshk(at)gmail(dot)com> |
| Cc: | Nathan Bossart <nathandbossart(at)gmail(dot)com>, Andres Freund <andres(at)anarazel(dot)de>, Matthias van de Meent <boekewurm+postgres(at)gmail(dot)com>, Yura Sokolov <y(dot)sokolov(at)postgrespro(dot)ru>, PostgreSQL-development <pgsql-hackers(at)postgresql(dot)org> |
| Subject: | Re: [PoC] Improve dead tuple storage for lazy vacuum |
| Date: | 2022-11-29 04:37:38 |
| Message-ID: | CAFBsxsHTRt9bqGyQzi_3jPp5DOPT0PcRUMGeFfOt7HzdztOCNA@mail.gmail.com |
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| Lists: | pgsql-hackers |
> The fix is easy enough -- set the child pointer to null upon deletion,
but I'm somewhat astonished that the regression tests didn't hit this. I do
still intend to replace this code with something faster, but before I do so
the tests should probably exercise the deletion paths more. Since VACUUM
Oops. I meant to finish with "Since VACUUM doesn't perform deletion we
didn't have an opportunity to detect this during that operation."
--
John Naylor
EDB: http://www.enterprisedb.com
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