PolarDB-for-PostgreSQL

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/* contrib/btree_gist/btree_gist--1.3--1.4.sql */
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-- complain if script is sourced in psql, rather than via ALTER EXTENSION
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\echo Use "ALTER EXTENSION btree_gist UPDATE TO '1.4'" to load this file. \quit
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-- Add support for indexing macaddr8 columns
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-- define the GiST support methods
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CREATE FUNCTION gbt_macad8_consistent(internal,macaddr8,int2,oid,internal)
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RETURNS bool
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AS 'MODULE_PATHNAME'
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LANGUAGE C IMMUTABLE STRICT;
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CREATE FUNCTION gbt_macad8_compress(internal)
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RETURNS internal
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AS 'MODULE_PATHNAME'
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LANGUAGE C IMMUTABLE STRICT;
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CREATE FUNCTION gbt_macad8_fetch(internal)
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RETURNS internal
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AS 'MODULE_PATHNAME'
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LANGUAGE C IMMUTABLE STRICT;
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CREATE FUNCTION gbt_macad8_penalty(internal,internal,internal)
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RETURNS internal
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AS 'MODULE_PATHNAME'
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LANGUAGE C IMMUTABLE STRICT;
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CREATE FUNCTION gbt_macad8_picksplit(internal, internal)
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RETURNS internal
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AS 'MODULE_PATHNAME'
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LANGUAGE C IMMUTABLE STRICT;
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CREATE FUNCTION gbt_macad8_union(internal, internal)
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RETURNS gbtreekey16
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AS 'MODULE_PATHNAME'
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LANGUAGE C IMMUTABLE STRICT;
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CREATE FUNCTION gbt_macad8_same(gbtreekey16, gbtreekey16, internal)
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RETURNS internal
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AS 'MODULE_PATHNAME'
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LANGUAGE C IMMUTABLE STRICT;
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-- Create the operator class
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CREATE OPERATOR CLASS gist_macaddr8_ops
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DEFAULT FOR TYPE macaddr8 USING gist
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AS
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	OPERATOR	1	< ,
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	OPERATOR	2	<= ,
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	OPERATOR	3	= ,
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	OPERATOR	4	>= ,
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	OPERATOR	5	> ,
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	FUNCTION	1	gbt_macad8_consistent (internal, macaddr8, int2, oid, internal),
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	FUNCTION	2	gbt_macad8_union (internal, internal),
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	FUNCTION	3	gbt_macad8_compress (internal),
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	FUNCTION	4	gbt_decompress (internal),
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	FUNCTION	5	gbt_macad8_penalty (internal, internal, internal),
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	FUNCTION	6	gbt_macad8_picksplit (internal, internal),
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	FUNCTION	7	gbt_macad8_same (gbtreekey16, gbtreekey16, internal),
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	STORAGE		gbtreekey16;
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ALTER OPERATOR FAMILY gist_macaddr8_ops USING gist ADD
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	OPERATOR	6	<> (macaddr8, macaddr8) ,
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	FUNCTION	9 (macaddr8, macaddr8) gbt_macad8_fetch (internal);
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