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
new file mode 100644
index 0000000..ff0f13f
--- /dev/null
+++ b/contrib/pg_trgm/pg_trgm--1.1--1.2.sql
@@ -0,0 +1,74 @@
+/* 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);