dist/win-x64/postgres/share/extension/pg_trgm--unpackaged--1.0.sql

@@ -0,0 +1,98 @@
+/* contrib/pg_trgm/pg_trgm--unpackaged--1.0.sql */
+
+-- complain if script is sourced in psql, rather than via CREATE EXTENSION
+\echo Use "CREATE EXTENSION pg_trgm FROM unpackaged" to load this file. \quit
+
+ALTER EXTENSION pg_trgm ADD function set_limit(real);
+ALTER EXTENSION pg_trgm ADD function show_limit();
+ALTER EXTENSION pg_trgm ADD function show_trgm(text);
+ALTER EXTENSION pg_trgm ADD function similarity(text,text);
+ALTER EXTENSION pg_trgm ADD function similarity_op(text,text);
+ALTER EXTENSION pg_trgm ADD operator %(text,text);
+ALTER EXTENSION pg_trgm ADD type gtrgm;
+ALTER EXTENSION pg_trgm ADD function gtrgm_in(cstring);
+ALTER EXTENSION pg_trgm ADD function gtrgm_out(gtrgm);
+ALTER EXTENSION pg_trgm ADD function gtrgm_consistent(internal,text,integer,oid,internal);
+ALTER EXTENSION pg_trgm ADD function gtrgm_compress(internal);
+ALTER EXTENSION pg_trgm ADD function gtrgm_decompress(internal);
+ALTER EXTENSION pg_trgm ADD function gtrgm_penalty(internal,internal,internal);
+ALTER EXTENSION pg_trgm ADD function gtrgm_picksplit(internal,internal);
+ALTER EXTENSION pg_trgm ADD function gtrgm_union(bytea,internal);
+ALTER EXTENSION pg_trgm ADD function gtrgm_same(gtrgm,gtrgm,internal);
+ALTER EXTENSION pg_trgm ADD operator family gist_trgm_ops using gist;
+ALTER EXTENSION pg_trgm ADD operator class gist_trgm_ops using gist;
+ALTER EXTENSION pg_trgm ADD operator family gin_trgm_ops using gin;
+ALTER EXTENSION pg_trgm ADD operator class gin_trgm_ops using gin;
+
+-- These functions had different names/signatures in 9.0.  We can't just
+-- drop and recreate them because they are linked into the GIN opclass,
+-- so we need some ugly hacks.
+
+-- First, absorb them into the extension under their old names.
+
+ALTER EXTENSION pg_trgm ADD function gin_extract_trgm(text, internal);
+ALTER EXTENSION pg_trgm ADD function gin_extract_trgm(text, internal, int2, internal, internal);
+ALTER EXTENSION pg_trgm ADD function gin_trgm_consistent(internal,smallint,text,integer,internal,internal);
+
+-- Fix the names, and then do CREATE OR REPLACE to adjust the function
+-- bodies to be correct (ie, reference the correct C symbol).
+
+ALTER FUNCTION gin_extract_trgm(text, internal)
+  RENAME TO gin_extract_value_trgm;
+CREATE OR REPLACE FUNCTION gin_extract_value_trgm(text, internal)
+RETURNS internal
+AS 'MODULE_PATHNAME'
+LANGUAGE C IMMUTABLE STRICT;
+
+ALTER FUNCTION gin_extract_trgm(text, internal, int2, internal, internal)
+  RENAME TO gin_extract_query_trgm;
+CREATE OR REPLACE FUNCTION gin_extract_query_trgm(text, internal, int2, internal, internal)
+RETURNS internal
+AS 'MODULE_PATHNAME'
+LANGUAGE C IMMUTABLE STRICT;
+
+-- gin_trgm_consistent didn't change name.
+
+-- Last, fix the parameter lists by means of direct UPDATE on the pg_proc
+-- entries.  This is ugly as can be, but there's no other way to do it
+-- while preserving the identities (OIDs) of the functions.
+
+UPDATE pg_catalog.pg_proc
+SET pronargs = 7, proargtypes = '25 2281 21 2281 2281 2281 2281'
+WHERE oid = 'gin_extract_query_trgm(text,internal,int2,internal,internal)'::pg_catalog.regprocedure;
+
+UPDATE pg_catalog.pg_proc
+SET pronargs = 8, proargtypes = '2281 21 25 23 2281 2281 2281 2281'
+WHERE oid = 'gin_trgm_consistent(internal,smallint,text,integer,internal,internal)'::pg_catalog.regprocedure;
+
+
+-- These were not in 9.0:
+
+CREATE FUNCTION similarity_dist(text,text)
+RETURNS float4
+AS 'MODULE_PATHNAME'
+LANGUAGE C STRICT IMMUTABLE;
+
+CREATE OPERATOR <-> (
+        LEFTARG = text,
+        RIGHTARG = text,
+        PROCEDURE = similarity_dist,
+        COMMUTATOR = '<->'
+);
+
+CREATE FUNCTION gtrgm_distance(internal,text,int,oid)
+RETURNS float8
+AS 'MODULE_PATHNAME'
+LANGUAGE C IMMUTABLE STRICT;
+
+-- Add new stuff to the operator classes.  See comment in pg_trgm--1.0.sql.
+
+ALTER OPERATOR FAMILY gist_trgm_ops USING gist ADD
+        OPERATOR        2       <-> (text, text) FOR ORDER BY pg_catalog.float_ops,
+        OPERATOR        3       pg_catalog.~~ (text, text),
+        OPERATOR        4       pg_catalog.~~* (text, text),
+        FUNCTION        8 (text, text)  gtrgm_distance (internal, text, int, oid);
+
+ALTER OPERATOR FAMILY gin_trgm_ops USING gin ADD
+        OPERATOR        3       pg_catalog.~~ (text, text),
+        OPERATOR        4       pg_catalog.~~* (text, text);