66 lines
1.9 KiB
MySQL
66 lines
1.9 KiB
MySQL
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/* contrib/btree_gist/btree_gist--1.2--1.3.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 '1.3'" to load this file. \quit
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-- Add support for indexing UUID columns
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-- define the GiST support methods
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CREATE FUNCTION gbt_uuid_consistent(internal,uuid,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_uuid_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_uuid_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_uuid_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_uuid_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_uuid_union(internal, internal)
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RETURNS gbtreekey32
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AS 'MODULE_PATHNAME'
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LANGUAGE C IMMUTABLE STRICT;
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CREATE FUNCTION gbt_uuid_same(gbtreekey32, gbtreekey32, 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_uuid_ops
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DEFAULT FOR TYPE uuid 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_uuid_consistent (internal, uuid, int2, oid, internal),
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FUNCTION 2 gbt_uuid_union (internal, internal),
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FUNCTION 3 gbt_uuid_compress (internal),
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FUNCTION 4 gbt_decompress (internal),
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FUNCTION 5 gbt_uuid_penalty (internal, internal, internal),
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FUNCTION 6 gbt_uuid_picksplit (internal, internal),
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FUNCTION 7 gbt_uuid_same (gbtreekey32, gbtreekey32, internal),
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STORAGE gbtreekey32;
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-- These are "loose" in the opfamily for consistency with the rest of btree_gist
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ALTER OPERATOR FAMILY gist_uuid_ops USING gist ADD
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OPERATOR 6 <> (uuid, uuid) ,
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FUNCTION 9 (uuid, uuid) gbt_uuid_fetch (internal) ;
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