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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
11 lines
418 B
SQL
11 lines
418 B
SQL
/* contrib/pg_trgm/pg_trgm--1.5--1.6.sql */
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-- complain if script is sourced in psql, rather than via ALTER EXTENSION
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\echo Use "ALTER EXTENSION pg_trgm UPDATE TO '1.6'" to load this file. \quit
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ALTER OPERATOR FAMILY gin_trgm_ops USING gin ADD
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OPERATOR 11 pg_catalog.= (text, text);
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ALTER OPERATOR FAMILY gist_trgm_ops USING gist ADD
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OPERATOR 11 pg_catalog.= (text, text);
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