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/* contrib/btree_gist/btree_gist--1.4--1.5.sql */
-- complain if script is sourced in psql, rather than via CREATE EXTENSION
\echo Use "ALTER EXTENSION btree_gist UPDATE TO '1.5'" to load this file. \quit
--
--
--
-- enum ops
--
--
--
-- define the GiST support methods
CREATE FUNCTION gbt_enum_consistent(internal,anyenum,int2,oid,internal)
RETURNS bool
AS 'MODULE_PATHNAME'
LANGUAGE C IMMUTABLE STRICT;
CREATE FUNCTION gbt_enum_compress(internal)
RETURNS internal
AS 'MODULE_PATHNAME'
LANGUAGE C IMMUTABLE STRICT;
CREATE FUNCTION gbt_enum_fetch(internal)
RETURNS internal
AS 'MODULE_PATHNAME'
LANGUAGE C IMMUTABLE STRICT;
CREATE FUNCTION gbt_enum_penalty(internal,internal,internal)
RETURNS internal
AS 'MODULE_PATHNAME'
LANGUAGE C IMMUTABLE STRICT;
CREATE FUNCTION gbt_enum_picksplit(internal, internal)
RETURNS internal
AS 'MODULE_PATHNAME'
LANGUAGE C IMMUTABLE STRICT;
CREATE FUNCTION gbt_enum_union(internal, internal)
RETURNS gbtreekey8
AS 'MODULE_PATHNAME'
LANGUAGE C IMMUTABLE STRICT;
CREATE FUNCTION gbt_enum_same(gbtreekey8, gbtreekey8, internal)
RETURNS internal
AS 'MODULE_PATHNAME'
LANGUAGE C IMMUTABLE STRICT;
-- Create the operator class
CREATE OPERATOR CLASS gist_enum_ops
DEFAULT FOR TYPE anyenum USING gist
AS
OPERATOR 1 < ,
OPERATOR 2 <= ,
OPERATOR 3 = ,
OPERATOR 4 >= ,
OPERATOR 5 > ,
FUNCTION 1 gbt_enum_consistent (internal, anyenum, int2, oid, internal),
FUNCTION 2 gbt_enum_union (internal, internal),
FUNCTION 3 gbt_enum_compress (internal),
FUNCTION 4 gbt_decompress (internal),
FUNCTION 5 gbt_enum_penalty (internal, internal, internal),
FUNCTION 6 gbt_enum_picksplit (internal, internal),
FUNCTION 7 gbt_enum_same (gbtreekey8, gbtreekey8, internal),
STORAGE gbtreekey8;
ALTER OPERATOR FAMILY gist_enum_ops USING gist ADD
OPERATOR 6 <> (anyenum, anyenum) ,
FUNCTION 9 (anyenum, anyenum) gbt_enum_fetch (internal) ;
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