Update fuzzystrmatch extension for parallel query.

All functions provided by this extension are PARALLEL SAFE.

Andreas Karlsson

contrib/fuzzystrmatch/Makefile

@@ -4,7 +4,8 @@ MODULE_big = fuzzystrmatch
 OBJS = fuzzystrmatch.o dmetaphone.o $(WIN32RES)
 
 EXTENSION = fuzzystrmatch
-DATA = fuzzystrmatch--1.0.sql fuzzystrmatch--unpackaged--1.0.sql
+DATA = fuzzystrmatch--1.1.sql fuzzystrmatch--1.0--1.1.sql \
+	fuzzystrmatch--unpackaged--1.0.sql
 PGFILEDESC = "fuzzystrmatch - similarities and distance between strings"
 
 ifdef USE_PGXS

contrib/fuzzystrmatch/fuzzystrmatch--1.0--1.1.sql

+/* contrib/fuzzystrmatch/fuzzystrmatch--1.0--1.1.sql */
+
+-- complain if script is sourced in psql, rather than via ALTER EXTENSION
+\echo Use "ALTER EXTENSION fuzzystrmatch UPDATE TO '1.1'" to load this file. \quit
+
+ALTER FUNCTION levenshtein(text, text) PARALLEL SAFE;
+ALTER FUNCTION levenshtein(text, text, int, int, int) PARALLEL SAFE;
+ALTER FUNCTION levenshtein_less_equal(text, text, int) PARALLEL SAFE;
+ALTER FUNCTION levenshtein_less_equal(text, text, int, int, int, int) PARALLEL SAFE;
+ALTER FUNCTION metaphone(text, int) PARALLEL SAFE;
+ALTER FUNCTION soundex(text) PARALLEL SAFE;
+ALTER FUNCTION text_soundex(text) PARALLEL SAFE;
+ALTER FUNCTION difference(text, text) PARALLEL SAFE;
+ALTER FUNCTION dmetaphone(text) PARALLEL SAFE;
+ALTER FUNCTION dmetaphone_alt(text) PARALLEL SAFE;

contrib/fuzzystrmatch/fuzzystrmatch--1.0.sql → contrib/fuzzystrmatch/fuzzystrmatch--1.1.sql

-/* contrib/fuzzystrmatch/fuzzystrmatch--1.0.sql */
+/* contrib/fuzzystrmatch/fuzzystrmatch--1.1.sql */
 
 -- complain if script is sourced in psql, rather than via CREATE EXTENSION
 \echo Use "CREATE EXTENSION fuzzystrmatch" to load this file. \quit
 
 CREATE FUNCTION levenshtein (text,text) RETURNS int
 AS 'MODULE_PATHNAME','levenshtein'
-LANGUAGE C IMMUTABLE STRICT;
+LANGUAGE C IMMUTABLE STRICT PARALLEL SAFE;
 
 CREATE FUNCTION levenshtein (text,text,int,int,int) RETURNS int
 AS 'MODULE_PATHNAME','levenshtein_with_costs'
-LANGUAGE C IMMUTABLE STRICT;
+LANGUAGE C IMMUTABLE STRICT PARALLEL SAFE;
 
 CREATE FUNCTION levenshtein_less_equal (text,text,int) RETURNS int
 AS 'MODULE_PATHNAME','levenshtein_less_equal'
-LANGUAGE C IMMUTABLE STRICT;
+LANGUAGE C IMMUTABLE STRICT PARALLEL SAFE;
 
 CREATE FUNCTION levenshtein_less_equal (text,text,int,int,int,int) RETURNS int
 AS 'MODULE_PATHNAME','levenshtein_less_equal_with_costs'
-LANGUAGE C IMMUTABLE STRICT;
+LANGUAGE C IMMUTABLE STRICT PARALLEL SAFE;
 
 CREATE FUNCTION metaphone (text,int) RETURNS text
 AS 'MODULE_PATHNAME','metaphone'
-LANGUAGE C IMMUTABLE STRICT;
+LANGUAGE C IMMUTABLE STRICT PARALLEL SAFE;
 
 CREATE FUNCTION soundex(text) RETURNS text
 AS 'MODULE_PATHNAME', 'soundex'
-LANGUAGE C IMMUTABLE STRICT;
+LANGUAGE C IMMUTABLE STRICT PARALLEL SAFE;
 
 CREATE FUNCTION text_soundex(text) RETURNS text
 AS 'MODULE_PATHNAME', 'soundex'
-LANGUAGE C IMMUTABLE STRICT;
+LANGUAGE C IMMUTABLE STRICT PARALLEL SAFE;
 
 CREATE FUNCTION difference(text,text) RETURNS int
 AS 'MODULE_PATHNAME', 'difference'
-LANGUAGE C IMMUTABLE STRICT;
+LANGUAGE C IMMUTABLE STRICT PARALLEL SAFE;
 
 CREATE FUNCTION dmetaphone (text) RETURNS text
 AS 'MODULE_PATHNAME', 'dmetaphone'
-LANGUAGE C IMMUTABLE STRICT;
+LANGUAGE C IMMUTABLE STRICT PARALLEL SAFE;
 
 CREATE FUNCTION dmetaphone_alt (text) RETURNS text
 AS 'MODULE_PATHNAME', 'dmetaphone_alt'
-LANGUAGE C IMMUTABLE STRICT;
+LANGUAGE C IMMUTABLE STRICT PARALLEL SAFE;

contrib/fuzzystrmatch/fuzzystrmatch.control

 # fuzzystrmatch extension
 comment = 'determine similarities and distance between strings'
-default_version = '1.0'
+default_version = '1.1'
 module_pathname = '$libdir/fuzzystrmatch'
 relocatable = true