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synced 2024-12-21 08:29:39 +08:00
120 lines
3.1 KiB
MySQL
120 lines
3.1 KiB
MySQL
begin transaction;
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-- Adjust this setting to control where the objects get created.
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SET search_path = public;
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-- create type of int4 key
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CREATE FUNCTION int4key_in(opaque)
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RETURNS opaque
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AS 'MODULE_PATHNAME'
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LANGUAGE 'c' with (isstrict);
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CREATE FUNCTION int4key_out(opaque)
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RETURNS opaque
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AS 'MODULE_PATHNAME'
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LANGUAGE 'c' with (isstrict);
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CREATE TYPE int4key (
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internallength = 8,
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input = int4key_in,
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output = int4key_out
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);
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--
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--
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--
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-- int4 ops
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--
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--
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--
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-- define the GiST support methods
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create function gint4_consistent(opaque,int4,int2) returns bool as 'MODULE_PATHNAME' language 'C';
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create function gint4_compress(opaque) returns opaque as 'MODULE_PATHNAME' language 'C';
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create function btree_decompress(opaque) returns opaque as 'MODULE_PATHNAME' language 'C';
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create function gint4_penalty(opaque,opaque,opaque) returns opaque as 'MODULE_PATHNAME' language 'C' with(isstrict);
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create function gint4_picksplit(opaque, opaque) returns opaque as 'MODULE_PATHNAME' language 'C';
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create function gint4_union(bytea, opaque) returns int4 as 'MODULE_PATHNAME' language 'C';
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create function gint4_same(opaque, opaque, opaque) returns opaque as 'MODULE_PATHNAME' language 'C';
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-- Create the operator class
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CREATE OPERATOR CLASS gist_int4_ops
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DEFAULT FOR TYPE int4 USING gist 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 gint4_consistent (opaque, int4, int2),
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FUNCTION 2 gint4_union (bytea, opaque),
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FUNCTION 3 gint4_compress (opaque),
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FUNCTION 4 btree_decompress (opaque),
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FUNCTION 5 gint4_penalty (opaque, opaque, opaque),
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FUNCTION 6 gint4_picksplit (opaque, opaque),
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FUNCTION 7 gint4_same (opaque, opaque, opaque),
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STORAGE int4key;
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--
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--
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--
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-- timestamp ops
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--
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--
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--
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-- create type of timestamp key
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CREATE FUNCTION tskey_in(opaque)
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RETURNS opaque
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AS 'MODULE_PATHNAME'
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LANGUAGE 'c' with (isstrict);
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CREATE FUNCTION tskey_out(opaque)
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RETURNS opaque
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AS 'MODULE_PATHNAME'
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LANGUAGE 'c' with (isstrict);
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CREATE TYPE tskey (
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internallength = 16,
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input = tskey_in,
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output = tskey_out
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);
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create function gts_consistent(opaque,timestamp,int2) returns bool as 'MODULE_PATHNAME' language 'C';
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create function gts_compress(opaque) returns opaque as 'MODULE_PATHNAME' language 'C';
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create function gts_penalty(opaque,opaque,opaque) returns opaque as 'MODULE_PATHNAME' language 'C' with(isstrict);
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create function gts_picksplit(opaque, opaque) returns opaque as 'MODULE_PATHNAME' language 'C';
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create function gts_union(bytea, opaque) returns int4 as 'MODULE_PATHNAME' language 'C';
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create function gts_same(opaque, opaque, opaque) returns opaque as 'MODULE_PATHNAME' language 'C';
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-- Create the operator class
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CREATE OPERATOR CLASS gist_timestamp_ops
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DEFAULT FOR TYPE timestamp USING gist 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 gts_consistent (opaque, timestamp, int2),
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FUNCTION 2 gts_union (bytea, opaque),
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FUNCTION 3 gts_compress (opaque),
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FUNCTION 4 btree_decompress (opaque),
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FUNCTION 5 gts_penalty (opaque, opaque, opaque),
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FUNCTION 6 gts_picksplit (opaque, opaque),
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FUNCTION 7 gts_same (opaque, opaque, opaque),
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STORAGE tskey;
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end transaction;
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