mirror of
				https://github.com/postgres/postgres.git
				synced 2025-11-03 09:13:20 +03:00 
			
		
		
		
	only remnant of this failed experiment is that the server will take SET AUTOCOMMIT TO ON. Still TODO: provide some client-side autocommit logic in libpq.
		
			
				
	
	
		
			452 lines
		
	
	
		
			9.4 KiB
		
	
	
	
		
			MySQL
		
	
	
	
	
	
			
		
		
	
	
			452 lines
		
	
	
		
			9.4 KiB
		
	
	
	
		
			MySQL
		
	
	
	
	
	
-- 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 int2 key
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CREATE FUNCTION int2key_in(cstring)
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RETURNS int2key
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AS 'MODULE_PATHNAME'
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LANGUAGE 'c' WITH (isstrict);
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CREATE FUNCTION int2key_out(int2key)
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RETURNS cstring
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AS 'MODULE_PATHNAME'
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LANGUAGE 'c' WITH (isstrict);
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CREATE TYPE int2key (
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INTERNALLENGTH = 4,
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INPUT = int2key_in,
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OUTPUT = int2key_out
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);
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-- create type of int4 key
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CREATE FUNCTION int4key_in(cstring)
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RETURNS int4key
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AS 'MODULE_PATHNAME'
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LANGUAGE 'c' WITH (isstrict);
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CREATE FUNCTION int4key_out(int4key)
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RETURNS cstring
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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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-- create type of int8 key
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CREATE FUNCTION int8key_in(cstring)
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RETURNS int8key
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AS 'MODULE_PATHNAME'
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LANGUAGE 'c' WITH (isstrict);
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CREATE FUNCTION int8key_out(int8key)
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RETURNS cstring
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AS 'MODULE_PATHNAME'
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LANGUAGE 'c' WITH (isstrict);
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CREATE TYPE int8key (
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INTERNALLENGTH = 16,
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INPUT = int8key_in,
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OUTPUT = int8key_out
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);
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-- create type of float4 key
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CREATE FUNCTION float4key_in(cstring)
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RETURNS float4key
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AS 'MODULE_PATHNAME'
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LANGUAGE 'c' WITH (isstrict);
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CREATE FUNCTION float4key_out(float4key)
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RETURNS cstring
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AS 'MODULE_PATHNAME'
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LANGUAGE 'c' WITH (isstrict);
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CREATE TYPE float4key (
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INTERNALLENGTH = 8,
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INPUT = float4key_in,
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OUTPUT = float4key_out
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);
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-- create type of float8 key
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CREATE FUNCTION float8key_in(cstring)
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RETURNS float8key
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AS 'MODULE_PATHNAME'
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LANGUAGE 'c' WITH (isstrict);
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CREATE FUNCTION float8key_out(float8key)
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RETURNS cstring
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AS 'MODULE_PATHNAME'
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LANGUAGE 'c' WITH (isstrict);
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CREATE TYPE float8key (
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INTERNALLENGTH = 16,
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INPUT = float8key_in,
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OUTPUT = float8key_out
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);
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--
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--
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--
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-- int2 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 gint2_consistent(internal,int2,int2)
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RETURNS bool
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AS 'MODULE_PATHNAME'
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LANGUAGE 'C';
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CREATE FUNCTION gint2_compress(internal)
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RETURNS internal
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AS 'MODULE_PATHNAME'
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LANGUAGE 'C';
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CREATE FUNCTION btree_decompress(internal)
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RETURNS internal
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AS 'MODULE_PATHNAME'
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LANGUAGE 'C';
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CREATE FUNCTION gint2_penalty(internal,internal,internal)
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RETURNS internal
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AS 'MODULE_PATHNAME'
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LANGUAGE 'C' WITH (isstrict);
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CREATE FUNCTION gint2_picksplit(internal, internal)
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RETURNS internal
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AS 'MODULE_PATHNAME'
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LANGUAGE 'C';
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CREATE FUNCTION gint2_union(bytea, internal)
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RETURNS int4
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AS 'MODULE_PATHNAME'
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LANGUAGE 'C';
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CREATE FUNCTION gint2_same(internal, internal, internal)
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RETURNS internal
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AS 'MODULE_PATHNAME'
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LANGUAGE 'C';
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-- Create the operator class
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CREATE OPERATOR CLASS gist_int2_ops
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DEFAULT FOR TYPE int2 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	gint2_consistent (internal, int2, int2),
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	FUNCTION	2	gint2_union (bytea, internal),
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	FUNCTION	3	gint2_compress (internal),
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	FUNCTION	4	btree_decompress (internal),
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	FUNCTION	5	gint2_penalty (internal, internal, internal),
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	FUNCTION	6	gint2_picksplit (internal, internal),
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	FUNCTION	7	gint2_same (internal, internal, internal),
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	STORAGE		int2key;
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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(internal,int4,int2)
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RETURNS bool
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AS 'MODULE_PATHNAME'
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LANGUAGE 'C';
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CREATE FUNCTION gint4_compress(internal)
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RETURNS internal
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AS 'MODULE_PATHNAME'
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LANGUAGE 'C';
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CREATE FUNCTION gint4_penalty(internal,internal,internal)
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RETURNS internal
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AS 'MODULE_PATHNAME'
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LANGUAGE 'C' WITH (isstrict);
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CREATE FUNCTION gint4_picksplit(internal, internal)
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RETURNS internal
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AS 'MODULE_PATHNAME'
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LANGUAGE 'C';
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CREATE FUNCTION gint4_union(bytea, internal)
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RETURNS int4
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AS 'MODULE_PATHNAME'
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LANGUAGE 'C';
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CREATE FUNCTION gint4_same(internal, internal, internal)
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RETURNS internal
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AS 'MODULE_PATHNAME'
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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 
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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	gint4_consistent (internal, int4, int2),
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	FUNCTION	2	gint4_union (bytea, internal),
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	FUNCTION	3	gint4_compress (internal),
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	FUNCTION	4	btree_decompress (internal),
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	FUNCTION	5	gint4_penalty (internal, internal, internal),
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	FUNCTION	6	gint4_picksplit (internal, internal),
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	FUNCTION	7	gint4_same (internal, internal, internal),
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	STORAGE		int4key;
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--
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--
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--
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-- int8 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 gint8_consistent(internal,int8,int2)
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RETURNS bool
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AS 'MODULE_PATHNAME'
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LANGUAGE 'C';
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CREATE FUNCTION gint8_compress(internal)
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RETURNS internal
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AS 'MODULE_PATHNAME'
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LANGUAGE 'C';
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CREATE FUNCTION gint8_penalty(internal,internal,internal)
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RETURNS internal
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AS 'MODULE_PATHNAME'
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LANGUAGE 'C' WITH (isstrict);
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CREATE FUNCTION gint8_picksplit(internal, internal)
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RETURNS internal
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AS 'MODULE_PATHNAME'
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LANGUAGE 'C';
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CREATE FUNCTION gint8_union(bytea, internal)
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RETURNS int8key
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AS 'MODULE_PATHNAME'
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LANGUAGE 'C';
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CREATE FUNCTION gint8_same(int8key, int8key, internal)
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RETURNS internal
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AS 'MODULE_PATHNAME'
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LANGUAGE 'C';
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-- Create the operator class
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CREATE OPERATOR CLASS gist_int8_ops
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DEFAULT FOR TYPE int8 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	gint8_consistent (internal, int8, int2),
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	FUNCTION	2	gint8_union (bytea, internal),
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	FUNCTION	3	gint8_compress (internal),
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	FUNCTION	4	btree_decompress (internal),
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	FUNCTION	5	gint8_penalty (internal, internal, internal),
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	FUNCTION	6	gint8_picksplit (internal, internal),
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	FUNCTION	7	gint8_same (int8key, int8key, internal),
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	STORAGE		int8key;
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--
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--
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--
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-- float4 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 gfloat4_consistent(internal,float4,int2)
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RETURNS bool
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AS 'MODULE_PATHNAME'
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LANGUAGE 'C';
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CREATE FUNCTION gfloat4_compress(internal)
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RETURNS internal
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AS 'MODULE_PATHNAME'
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LANGUAGE 'C';
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CREATE FUNCTION gfloat4_penalty(internal,internal,internal)
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RETURNS internal
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AS 'MODULE_PATHNAME'
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LANGUAGE 'C' WITH (isstrict);
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CREATE FUNCTION gfloat4_picksplit(internal, internal)
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RETURNS internal
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AS 'MODULE_PATHNAME'
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LANGUAGE 'C';
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CREATE FUNCTION gfloat4_union(bytea, internal)
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RETURNS int4
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AS 'MODULE_PATHNAME'
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LANGUAGE 'C';
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CREATE FUNCTION gfloat4_same(internal, internal, internal)
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RETURNS internal
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AS 'MODULE_PATHNAME'
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LANGUAGE 'C';
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-- Create the operator class
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CREATE OPERATOR CLASS gist_float4_ops
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DEFAULT FOR TYPE float4 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	gfloat4_consistent (internal, float4, int2),
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	FUNCTION	2	gfloat4_union (bytea, internal),
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	FUNCTION	3	gfloat4_compress (internal),
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	FUNCTION	4	btree_decompress (internal),
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	FUNCTION	5	gfloat4_penalty (internal, internal, internal),
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	FUNCTION	6	gfloat4_picksplit (internal, internal),
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	FUNCTION	7	gfloat4_same (internal, internal, internal),
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	STORAGE		float4key;
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--
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--
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--
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-- float8 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 gfloat8_consistent(internal,float8,int2)
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RETURNS bool
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AS 'MODULE_PATHNAME'
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LANGUAGE 'C';
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CREATE FUNCTION gfloat8_compress(internal)
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RETURNS internal
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AS 'MODULE_PATHNAME'
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LANGUAGE 'C';
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CREATE FUNCTION gfloat8_penalty(internal,internal,internal)
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RETURNS internal
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AS 'MODULE_PATHNAME'
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LANGUAGE 'C' WITH (isstrict);
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CREATE FUNCTION gfloat8_picksplit(internal, internal)
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RETURNS internal
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AS 'MODULE_PATHNAME'
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LANGUAGE 'C';
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CREATE FUNCTION gfloat8_union(bytea, internal)
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RETURNS int4
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AS 'MODULE_PATHNAME'
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LANGUAGE 'C';
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CREATE FUNCTION gfloat8_same(internal, internal, internal)
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RETURNS internal
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AS 'MODULE_PATHNAME'
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LANGUAGE 'C';
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-- Create the operator class
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CREATE OPERATOR CLASS gist_float8_ops
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DEFAULT FOR TYPE float8 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	gfloat8_consistent (internal, float8, int2),
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	FUNCTION	2	gfloat8_union (bytea, internal),
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	FUNCTION	3	gfloat8_compress (internal),
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	FUNCTION	4	btree_decompress (internal),
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	FUNCTION	5	gfloat8_penalty (internal, internal, internal),
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	FUNCTION	6	gfloat8_picksplit (internal, internal),
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	FUNCTION	7	gfloat8_same (internal, internal, internal),
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	STORAGE		float8key;
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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(cstring)
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RETURNS tskey
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AS 'MODULE_PATHNAME'
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LANGUAGE 'c' WITH (isstrict);
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CREATE FUNCTION tskey_out(tskey)
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RETURNS cstring
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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(internal,timestamp,int2)
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RETURNS bool
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AS 'MODULE_PATHNAME'
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LANGUAGE 'C';
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CREATE FUNCTION gts_compress(internal)
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RETURNS internal
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AS 'MODULE_PATHNAME'
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LANGUAGE 'C';
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CREATE FUNCTION gts_penalty(internal,internal,internal)
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RETURNS internal
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AS 'MODULE_PATHNAME'
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LANGUAGE 'C' WITH (isstrict);
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CREATE FUNCTION gts_picksplit(internal, internal)
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RETURNS internal
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AS 'MODULE_PATHNAME'
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LANGUAGE 'C';
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CREATE FUNCTION gts_union(bytea, internal)
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RETURNS int4
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AS 'MODULE_PATHNAME'
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LANGUAGE 'C';
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CREATE FUNCTION gts_same(internal, internal, internal)
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RETURNS internal
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AS 'MODULE_PATHNAME'
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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 
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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	gts_consistent (internal, timestamp, int2),
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	FUNCTION	2	gts_union (bytea, internal),
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	FUNCTION	3	gts_compress (internal),
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	FUNCTION	4	btree_decompress (internal),
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						|
	FUNCTION	5	gts_penalty (internal, internal, internal),
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						|
	FUNCTION	6	gts_picksplit (internal, internal),
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						|
	FUNCTION	7	gts_same (internal, internal, internal),
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	STORAGE		tskey;
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