1/* contrib/btree_gist/btree_gist--1.2--1.3.sql */
2
3-- complain if script is sourced in psql, rather than via ALTER EXTENSION
4\echo Use "ALTER EXTENSION btree_gist UPDATE TO '1.3'" to load this file. \quit
5
6-- Add support for indexing UUID columns
7
8-- define the GiST support methods
9CREATE FUNCTION gbt_uuid_consistent(internal,uuid,int2,oid,internal)
10RETURNS bool
11AS 'MODULE_PATHNAME'
12LANGUAGE C IMMUTABLE STRICT;
13
14CREATE FUNCTION gbt_uuid_fetch(internal)
15RETURNS internal
16AS 'MODULE_PATHNAME'
17LANGUAGE C IMMUTABLE STRICT;
18
19CREATE FUNCTION gbt_uuid_compress(internal)
20RETURNS internal
21AS 'MODULE_PATHNAME'
22LANGUAGE C IMMUTABLE STRICT;
23
24CREATE FUNCTION gbt_uuid_penalty(internal,internal,internal)
25RETURNS internal
26AS 'MODULE_PATHNAME'
27LANGUAGE C IMMUTABLE STRICT;
28
29CREATE FUNCTION gbt_uuid_picksplit(internal, internal)
30RETURNS internal
31AS 'MODULE_PATHNAME'
32LANGUAGE C IMMUTABLE STRICT;
33
34CREATE FUNCTION gbt_uuid_union(internal, internal)
35RETURNS gbtreekey32
36AS 'MODULE_PATHNAME'
37LANGUAGE C IMMUTABLE STRICT;
38
39CREATE FUNCTION gbt_uuid_same(gbtreekey32, gbtreekey32, internal)
40RETURNS internal
41AS 'MODULE_PATHNAME'
42LANGUAGE C IMMUTABLE STRICT;
43
44-- Create the operator class
45CREATE OPERATOR CLASS gist_uuid_ops
46DEFAULT FOR TYPE uuid USING gist
47AS
48	OPERATOR	1	<   ,
49	OPERATOR	2	<=  ,
50	OPERATOR	3	=   ,
51	OPERATOR	4	>=  ,
52	OPERATOR	5	>   ,
53	FUNCTION	1	gbt_uuid_consistent (internal, uuid, int2, oid, internal),
54	FUNCTION	2	gbt_uuid_union (internal, internal),
55	FUNCTION	3	gbt_uuid_compress (internal),
56	FUNCTION	4	gbt_decompress (internal),
57	FUNCTION	5	gbt_uuid_penalty (internal, internal, internal),
58	FUNCTION	6	gbt_uuid_picksplit (internal, internal),
59	FUNCTION	7	gbt_uuid_same (gbtreekey32, gbtreekey32, internal),
60	STORAGE		gbtreekey32;
61
62-- These are "loose" in the opfamily for consistency with the rest of btree_gist
63ALTER OPERATOR FAMILY gist_uuid_ops USING gist ADD
64	OPERATOR	6	<>  (uuid, uuid) ,
65	FUNCTION	9 (uuid, uuid) gbt_uuid_fetch (internal) ;
66