| From: | Peter Geoghegan <pg(at)bowt(dot)ie> |
|---|---|
| To: | pgsql-committers(at)lists(dot)postgresql(dot)org |
| Subject: | pgsql: Update "don't truncate with failsafe" rationale. |
| Date: | 2022-02-15 23:17:17 |
| Message-ID: | E1nK74P-0000f3-0k@gemulon.postgresql.org |
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| Thread: | |
| Lists: | pgsql-committers |
Update "don't truncate with failsafe" rationale.
There is a very good (though non-obvious) reason to avoid relation
truncation during a VACUUM that has triggered the failsafe mechanism,
which was missed before now. Update related comments, so this isn't
forgotten.
Reported-By: John Naylor <john(dot)naylor(at)enterprisedb(dot)com>
Discussion: https://postgr.es/m/CAFBsxsFiMPxQ-dHZ8tOgktn=+ffeJT3+GinZ4zdOGbmAnCYadA@mail.gmail.com
Branch
------
master
Details
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https://git.postgresql.org/pg/commitdiff/988ffc30637ce2b7c4ff984513f4695372602ce2
Modified Files
--------------
src/backend/access/heap/vacuumlazy.c | 9 +++++++--
1 file changed, 7 insertions(+), 2 deletions(-)
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