PolarDB-for-PostgreSQL
69 строк · 1.8 Кб
1/* contrib/btree_gist/btree_gist--1.4--1.5.sql */
2
3-- complain if script is sourced in psql, rather than via CREATE EXTENSION
4\echo Use "ALTER EXTENSION btree_gist UPDATE TO '1.5'" to load this file. \quit
5
6--
7--
8--
9-- enum ops
10--
11--
12--
13-- define the GiST support methods
14CREATE FUNCTION gbt_enum_consistent(internal,anyenum,int2,oid,internal)
15RETURNS bool
16AS 'MODULE_PATHNAME'
17LANGUAGE C IMMUTABLE STRICT;
18
19CREATE FUNCTION gbt_enum_compress(internal)
20RETURNS internal
21AS 'MODULE_PATHNAME'
22LANGUAGE C IMMUTABLE STRICT;
23
24CREATE FUNCTION gbt_enum_fetch(internal)
25RETURNS internal
26AS 'MODULE_PATHNAME'
27LANGUAGE C IMMUTABLE STRICT;
28
29CREATE FUNCTION gbt_enum_penalty(internal,internal,internal)
30RETURNS internal
31AS 'MODULE_PATHNAME'
32LANGUAGE C IMMUTABLE STRICT;
33
34CREATE FUNCTION gbt_enum_picksplit(internal, internal)
35RETURNS internal
36AS 'MODULE_PATHNAME'
37LANGUAGE C IMMUTABLE STRICT;
38
39CREATE FUNCTION gbt_enum_union(internal, internal)
40RETURNS gbtreekey8
41AS 'MODULE_PATHNAME'
42LANGUAGE C IMMUTABLE STRICT;
43
44CREATE FUNCTION gbt_enum_same(gbtreekey8, gbtreekey8, internal)
45RETURNS internal
46AS 'MODULE_PATHNAME'
47LANGUAGE C IMMUTABLE STRICT;
48
49-- Create the operator class
50CREATE OPERATOR CLASS gist_enum_ops
51DEFAULT FOR TYPE anyenum USING gist
52AS
53OPERATOR 1 < ,
54OPERATOR 2 <= ,
55OPERATOR 3 = ,
56OPERATOR 4 >= ,
57OPERATOR 5 > ,
58FUNCTION 1 gbt_enum_consistent (internal, anyenum, int2, oid, internal),
59FUNCTION 2 gbt_enum_union (internal, internal),
60FUNCTION 3 gbt_enum_compress (internal),
61FUNCTION 4 gbt_decompress (internal),
62FUNCTION 5 gbt_enum_penalty (internal, internal, internal),
63FUNCTION 6 gbt_enum_picksplit (internal, internal),
64FUNCTION 7 gbt_enum_same (gbtreekey8, gbtreekey8, internal),
65STORAGE gbtreekey8;
66
67ALTER OPERATOR FAMILY gist_enum_ops USING gist ADD
68OPERATOR 6 <> (anyenum, anyenum) ,
69FUNCTION 9 (anyenum, anyenum) gbt_enum_fetch (internal) ;
70