| From: | Tomas Vondra <tomas(dot)vondra(at)postgresql(dot)org> |
|---|---|
| To: | pgsql-committers(at)lists(dot)postgresql(dot)org |
| Subject: | pgsql: Document relaxed HOT for summarizing indexes |
| Date: | 2023-07-07 17:05:51 |
| Message-ID: | E1qHotz-002Nob-OM@gemulon.postgresql.org |
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| Lists: | pgsql-committers |
Document relaxed HOT for summarizing indexes
Commit 19d8e2308b allowed a weaker check for HOT with summarizing
indexes, but it did not update README.HOT. So do that now.
Patch by Matthias van de Meent, minor changes by me. Backpatch to 16,
where the optimization was introduced.
Author: Matthias van de Meent
Reviewed-by: Tomas Vondra
Backpatch-through: 16
Discussion: https://postgr.es/m/CAEze2WiEOm8V+c9kUeYp2BPhbEc5s473fUf51xNeqvSFGv44Ew@mail.gmail.com
Branch
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REL_16_STABLE
Details
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https://git.postgresql.org/pg/commitdiff/1124cb2cf2ebc1b0adb9c5289e53ffe094ce3206
Modified Files
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src/backend/access/heap/README.HOT | 63 +++++++++++++++++++++++++-------------
1 file changed, 42 insertions(+), 21 deletions(-)
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