From: | Alexander Korotkov <akorotkov(at)postgresql(dot)org> |
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To: | pgsql-committers(at)lists(dot)postgresql(dot)org |
Subject: | pgsql: Handle equality operator in contrib/pg_trgm |
Date: | 2020-11-15 05:53:10 |
Message-ID: | E1keAyM-0000qd-Dy@gemulon.postgresql.org |
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Thread: | |
Lists: | pgsql-committers |
Handle equality operator in contrib/pg_trgm
Obviously, in order to equality operator be satisfiable, target string must
contain all the trigrams of the search string. On this base, we implement
equality operator in GiST/GIN indexes with recheck.
Discussion: https://postgr.es/m/CAOBaU_YWwtT7tdggtROacjdOdeYHCz-tmSwuC-j-TOG-g97J0w%40mail.gmail.com
Author: Julien Rouhaud
Reviewed-by: Tom Lane, Alexander Korotkov, Georgios Kokolatos, Erik Rijkers
Branch
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master
Details
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https://git.postgresql.org/pg/commitdiff/935f6666502250abde8615bc7805a6e5aa05a066
Modified Files
--------------
contrib/pg_trgm/Makefile | 2 +-
contrib/pg_trgm/expected/pg_trgm.out | 204 +++++++++++++++++++++++++++++++++-
contrib/pg_trgm/pg_trgm--1.5--1.6.sql | 10 ++
contrib/pg_trgm/pg_trgm.control | 2 +-
contrib/pg_trgm/sql/pg_trgm.sql | 40 +++++++
contrib/pg_trgm/trgm.h | 1 +
contrib/pg_trgm/trgm_gin.c | 3 +
contrib/pg_trgm/trgm_gist.c | 4 +-
doc/src/sgml/pgtrgm.sgml | 8 +-
9 files changed, 264 insertions(+), 10 deletions(-)
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