From: | David Rowley <drowley(at)postgresql(dot)org> |
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To: | pgsql-committers(at)lists(dot)postgresql(dot)org |
Subject: | pgsql: Doc: clarify NULLS NOT DISTINCT use in unique indexes |
Date: | 2023-04-20 11:52:22 |
Message-ID: | E1ppSpo-003zPt-TY@gemulon.postgresql.org |
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Lists: | pgsql-committers |
Doc: clarify NULLS NOT DISTINCT use in unique indexes
indexes-unique.html mentioned nothing about the availability of NULLS NOT
DISTINCT to modify the NULLs-are-not-equal behavior of unique indexes.
Add this to the synopsis and clarify what it does regarding NULLs.
Author: David Gilman, David Rowley
Reviewed-by: Corey Huinker
Discussion: https://postgr.es/m/CALBH9DDr3NLqzWop1z5uZE-M5G_GYUuAeHFHQeyzFbNd8W0d=Q@mail.gmail.com
Backpatch-through: 15, where NULLS NOT DISTINCT was added
Branch
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master
Details
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https://git.postgresql.org/pg/commitdiff/0d0aeb04c1277edb0733cbf5bf4243c47a439015
Modified Files
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doc/src/sgml/indices.sgml | 10 ++++++----
1 file changed, 6 insertions(+), 4 deletions(-)
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