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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-16 19:46:48 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-16 19:46:48 +0000
commit311bcfc6b3acdd6fd152798c7f287ddf74fa2a98 (patch)
tree0ec307299b1dada3701e42f4ca6eda57d708261e /contrib/pg_trgm/pg_trgm--1.1--1.2.sql
parentInitial commit. (diff)
downloadpostgresql-15-311bcfc6b3acdd6fd152798c7f287ddf74fa2a98.tar.xz
postgresql-15-311bcfc6b3acdd6fd152798c7f287ddf74fa2a98.zip
Adding upstream version 15.4.upstream/15.4upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'contrib/pg_trgm/pg_trgm--1.1--1.2.sql')
-rw-r--r--contrib/pg_trgm/pg_trgm--1.1--1.2.sql74
1 files changed, 74 insertions, 0 deletions
diff --git a/contrib/pg_trgm/pg_trgm--1.1--1.2.sql b/contrib/pg_trgm/pg_trgm--1.1--1.2.sql
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+++ b/contrib/pg_trgm/pg_trgm--1.1--1.2.sql
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+/* contrib/pg_trgm/pg_trgm--1.1--1.2.sql */
+
+-- complain if script is sourced in psql, rather than via ALTER EXTENSION
+\echo Use "ALTER EXTENSION pg_trgm UPDATE TO '1.2'" to load this file. \quit
+
+CREATE FUNCTION word_similarity(text,text)
+RETURNS float4
+AS 'MODULE_PATHNAME'
+LANGUAGE C STRICT IMMUTABLE;
+
+CREATE FUNCTION word_similarity_op(text,text)
+RETURNS bool
+AS 'MODULE_PATHNAME'
+LANGUAGE C STRICT STABLE; -- stable because depends on pg_trgm.word_similarity_threshold
+
+CREATE FUNCTION word_similarity_commutator_op(text,text)
+RETURNS bool
+AS 'MODULE_PATHNAME'
+LANGUAGE C STRICT STABLE; -- stable because depends on pg_trgm.word_similarity_threshold
+
+CREATE FUNCTION word_similarity_dist_op(text,text)
+RETURNS float4
+AS 'MODULE_PATHNAME'
+LANGUAGE C STRICT IMMUTABLE;
+
+CREATE FUNCTION word_similarity_dist_commutator_op(text,text)
+RETURNS float4
+AS 'MODULE_PATHNAME'
+LANGUAGE C STRICT IMMUTABLE;
+
+CREATE OPERATOR <% (
+ LEFTARG = text,
+ RIGHTARG = text,
+ PROCEDURE = word_similarity_op,
+ COMMUTATOR = '%>',
+ RESTRICT = contsel,
+ JOIN = contjoinsel
+);
+
+CREATE OPERATOR %> (
+ LEFTARG = text,
+ RIGHTARG = text,
+ PROCEDURE = word_similarity_commutator_op,
+ COMMUTATOR = '<%',
+ RESTRICT = contsel,
+ JOIN = contjoinsel
+);
+
+CREATE OPERATOR <<-> (
+ LEFTARG = text,
+ RIGHTARG = text,
+ PROCEDURE = word_similarity_dist_op,
+ COMMUTATOR = '<->>'
+);
+
+CREATE OPERATOR <->> (
+ LEFTARG = text,
+ RIGHTARG = text,
+ PROCEDURE = word_similarity_dist_commutator_op,
+ COMMUTATOR = '<<->'
+);
+
+CREATE FUNCTION gin_trgm_triconsistent(internal, int2, text, int4, internal, internal, internal)
+RETURNS "char"
+AS 'MODULE_PATHNAME'
+LANGUAGE C IMMUTABLE STRICT;
+
+ALTER OPERATOR FAMILY gist_trgm_ops USING gist ADD
+ OPERATOR 7 %> (text, text),
+ OPERATOR 8 <->> (text, text) FOR ORDER BY pg_catalog.float_ops;
+
+ALTER OPERATOR FAMILY gin_trgm_ops USING gin ADD
+ OPERATOR 7 %> (text, text),
+ FUNCTION 6 (text, text) gin_trgm_triconsistent (internal, int2, text, int4, internal, internal, internal);