btree_gist.sql

PostgreSQL 8.2中增加了很多企业用户所需要的功能和性能上的提高,其开发团队说,该版本将加速更多企业向该数据库移植.核心开发成员之一Bruce Momjian表示,在新版PostgreSQL

-- Adjust this setting to control where the objects get created.
SET search_path = public;

CREATE FUNCTION gbtreekey4_in(cstring)
RETURNS gbtreekey4
AS '$libdir/btree_gist', 'gbtreekey_in'
LANGUAGE C RETURNS NULL ON NULL INPUT;

CREATE FUNCTION gbtreekey4_out(gbtreekey4)
RETURNS cstring
AS '$libdir/btree_gist', 'gbtreekey_out'
LANGUAGE C RETURNS NULL ON NULL INPUT;

CREATE TYPE gbtreekey4 (
INTERNALLENGTH = 4,
INPUT  = gbtreekey4_in,
OUTPUT = gbtreekey4_out
);

CREATE FUNCTION gbtreekey8_in(cstring)
RETURNS gbtreekey8
AS '$libdir/btree_gist', 'gbtreekey_in'
LANGUAGE C RETURNS NULL ON NULL INPUT;

CREATE FUNCTION gbtreekey8_out(gbtreekey8)
RETURNS cstring
AS '$libdir/btree_gist', 'gbtreekey_out'
LANGUAGE C RETURNS NULL ON NULL INPUT;

CREATE TYPE gbtreekey8 (
INTERNALLENGTH = 8,
INPUT  = gbtreekey8_in,
OUTPUT = gbtreekey8_out
);

CREATE FUNCTION gbtreekey16_in(cstring)
RETURNS gbtreekey16
AS '$libdir/btree_gist', 'gbtreekey_in'
LANGUAGE C RETURNS NULL ON NULL INPUT;

CREATE FUNCTION gbtreekey16_out(gbtreekey16)
RETURNS cstring
AS '$libdir/btree_gist', 'gbtreekey_out'
LANGUAGE C RETURNS NULL ON NULL INPUT;

CREATE TYPE gbtreekey16 (
INTERNALLENGTH = 16,
INPUT  = gbtreekey16_in,
OUTPUT = gbtreekey16_out
);

CREATE FUNCTION gbtreekey32_in(cstring)
RETURNS gbtreekey32
AS '$libdir/btree_gist', 'gbtreekey_in'
LANGUAGE C RETURNS NULL ON NULL INPUT;

CREATE FUNCTION gbtreekey32_out(gbtreekey32)
RETURNS cstring
AS '$libdir/btree_gist', 'gbtreekey_out'
LANGUAGE C RETURNS NULL ON NULL INPUT;

CREATE TYPE gbtreekey32 (
INTERNALLENGTH = 32,
INPUT  = gbtreekey32_in,
OUTPUT = gbtreekey32_out
);

CREATE FUNCTION gbtreekey_var_in(cstring)
RETURNS gbtreekey_var
AS '$libdir/btree_gist', 'gbtreekey_in'
LANGUAGE C RETURNS NULL ON NULL INPUT;

CREATE FUNCTION gbtreekey_var_out(gbtreekey_var)
RETURNS cstring
AS '$libdir/btree_gist', 'gbtreekey_out'
LANGUAGE C RETURNS NULL ON NULL INPUT;

CREATE TYPE gbtreekey_var (
INTERNALLENGTH = VARIABLE,
INPUT  = gbtreekey_var_in,
OUTPUT = gbtreekey_var_out,
STORAGE = EXTENDED
);



--
--
--
-- oid ops
--
--
--
-- define the GiST support methods
CREATE FUNCTION gbt_oid_consistent(internal,oid,int2)
RETURNS bool
AS '$libdir/btree_gist'
LANGUAGE C;

CREATE FUNCTION gbt_oid_compress(internal)
RETURNS internal
AS '$libdir/btree_gist'
LANGUAGE C;

CREATE FUNCTION gbt_decompress(internal)
RETURNS internal
AS '$libdir/btree_gist'
LANGUAGE C;

CREATE FUNCTION gbt_var_decompress(internal)
RETURNS internal
AS '$libdir/btree_gist'
LANGUAGE C;

CREATE FUNCTION gbt_oid_penalty(internal,internal,internal)
RETURNS internal
AS '$libdir/btree_gist'
LANGUAGE C RETURNS NULL ON NULL INPUT;

CREATE FUNCTION gbt_oid_picksplit(internal, internal)
RETURNS internal
AS '$libdir/btree_gist'
LANGUAGE C;

CREATE FUNCTION gbt_oid_union(bytea, internal)
RETURNS gbtreekey8
AS '$libdir/btree_gist'
LANGUAGE C;

CREATE FUNCTION gbt_oid_same(internal, internal, internal)
RETURNS internal
AS '$libdir/btree_gist'
LANGUAGE C;

-- Create the operator class
CREATE OPERATOR CLASS gist_oid_ops
DEFAULT FOR TYPE oid USING gist 
AS
	OPERATOR	1	<  ,
	OPERATOR	2	<= ,
	OPERATOR	3	=  ,
	OPERATOR	4	>= ,
	OPERATOR	5	>  ,
	FUNCTION	1	gbt_oid_consistent (internal, oid, int2),
	FUNCTION	2	gbt_oid_union (bytea, internal),
	FUNCTION	3	gbt_oid_compress (internal),
	FUNCTION	4	gbt_decompress (internal),
	FUNCTION	5	gbt_oid_penalty (internal, internal, internal),
	FUNCTION	6	gbt_oid_picksplit (internal, internal),
	FUNCTION	7	gbt_oid_same (internal, internal, internal),
	STORAGE		gbtreekey8;


--
--
--
-- int2 ops
--
--
--
-- define the GiST support methods
CREATE FUNCTION gbt_int2_consistent(internal,int2,int2)
RETURNS bool
AS '$libdir/btree_gist'
LANGUAGE C;

CREATE FUNCTION gbt_int2_compress(internal)
RETURNS internal
AS '$libdir/btree_gist'
LANGUAGE C;

CREATE FUNCTION gbt_int2_penalty(internal,internal,internal)
RETURNS internal
AS '$libdir/btree_gist'
LANGUAGE C RETURNS NULL ON NULL INPUT;

CREATE FUNCTION gbt_int2_picksplit(internal, internal)
RETURNS internal
AS '$libdir/btree_gist'
LANGUAGE C;

CREATE FUNCTION gbt_int2_union(bytea, internal)
RETURNS gbtreekey4
AS '$libdir/btree_gist'
LANGUAGE C;

CREATE FUNCTION gbt_int2_same(internal, internal, internal)
RETURNS internal
AS '$libdir/btree_gist'
LANGUAGE C;

-- Create the operator class
CREATE OPERATOR CLASS gist_int2_ops
DEFAULT FOR TYPE int2 USING gist 
AS
	OPERATOR	1	<  ,
	OPERATOR	2	<= ,
	OPERATOR	3	=  ,
	OPERATOR	4	>= ,
	OPERATOR	5	>  ,
	FUNCTION	1	gbt_int2_consistent (internal, int2, int2),
	FUNCTION	2	gbt_int2_union (bytea, internal),
	FUNCTION	3	gbt_int2_compress (internal),
	FUNCTION	4	gbt_decompress (internal),
	FUNCTION	5	gbt_int2_penalty (internal, internal, internal),
	FUNCTION	6	gbt_int2_picksplit (internal, internal),
	FUNCTION	7	gbt_int2_same (internal, internal, internal),
	STORAGE		gbtreekey4;

--
--
--
-- int4 ops
--
--
--
-- define the GiST support methods
CREATE FUNCTION gbt_int4_consistent(internal,int4,int2)
RETURNS bool
AS '$libdir/btree_gist'
LANGUAGE C;

CREATE FUNCTION gbt_int4_compress(internal)
RETURNS internal
AS '$libdir/btree_gist'
LANGUAGE C;

CREATE FUNCTION gbt_int4_penalty(internal,internal,internal)
RETURNS internal
AS '$libdir/btree_gist'
LANGUAGE C RETURNS NULL ON NULL INPUT;

CREATE FUNCTION gbt_int4_picksplit(internal, internal)
RETURNS internal
AS '$libdir/btree_gist'
LANGUAGE C;

CREATE FUNCTION gbt_int4_union(bytea, internal)
RETURNS gbtreekey8
AS '$libdir/btree_gist'
LANGUAGE C;

CREATE FUNCTION gbt_int4_same(internal, internal, internal)
RETURNS internal
AS '$libdir/btree_gist'
LANGUAGE C;

-- Create the operator class
CREATE OPERATOR CLASS gist_int4_ops
DEFAULT FOR TYPE int4 USING gist 
AS
	OPERATOR	1	<  ,
	OPERATOR	2	<= ,
	OPERATOR	3	=  ,
	OPERATOR	4	>= ,
	OPERATOR	5	>  ,
	FUNCTION	1	gbt_int4_consistent (internal, int4, int2),
	FUNCTION	2	gbt_int4_union (bytea, internal),
	FUNCTION	3	gbt_int4_compress (internal),
	FUNCTION	4	gbt_decompress (internal),
	FUNCTION	5	gbt_int4_penalty (internal, internal, internal),
	FUNCTION	6	gbt_int4_picksplit (internal, internal),
	FUNCTION	7	gbt_int4_same (internal, internal, internal),
	STORAGE		gbtreekey8;

--
--
--
-- int8 ops
--
--
--
-- define the GiST support methods
CREATE FUNCTION gbt_int8_consistent(internal,int8,int2)
RETURNS bool
AS '$libdir/btree_gist'
LANGUAGE C;

CREATE FUNCTION gbt_int8_compress(internal)
RETURNS internal
AS '$libdir/btree_gist'
LANGUAGE C;

CREATE FUNCTION gbt_int8_penalty(internal,internal,internal)
RETURNS internal
AS '$libdir/btree_gist'
LANGUAGE C RETURNS NULL ON NULL INPUT;

CREATE FUNCTION gbt_int8_picksplit(internal, internal)
RETURNS internal
AS '$libdir/btree_gist'
LANGUAGE C;

CREATE FUNCTION gbt_int8_union(bytea, internal)
RETURNS gbtreekey16
AS '$libdir/btree_gist'
LANGUAGE C;

CREATE FUNCTION gbt_int8_same(internal, internal, internal)
RETURNS internal
AS '$libdir/btree_gist'
LANGUAGE C;

-- Create the operator class
CREATE OPERATOR CLASS gist_int8_ops
DEFAULT FOR TYPE int8 USING gist 
AS
	OPERATOR	1	<  ,
	OPERATOR	2	<= ,
	OPERATOR	3	=  ,
	OPERATOR	4	>= ,
	OPERATOR	5	>  ,
	FUNCTION	1	gbt_int8_consistent (internal, int8, int2),
	FUNCTION	2	gbt_int8_union (bytea, internal),
	FUNCTION	3	gbt_int8_compress (internal),
	FUNCTION	4	gbt_decompress (internal),
	FUNCTION	5	gbt_int8_penalty (internal, internal, internal),
	FUNCTION	6	gbt_int8_picksplit (internal, internal),
	FUNCTION	7	gbt_int8_same (internal, internal, internal),
	STORAGE		gbtreekey16;


--
--
--
-- float4 ops
--
--
--
-- define the GiST support methods
CREATE FUNCTION gbt_float4_consistent(internal,float4,int2)
RETURNS bool
AS '$libdir/btree_gist'
LANGUAGE C;

CREATE FUNCTION gbt_float4_compress(internal)
RETURNS internal
AS '$libdir/btree_gist'
LANGUAGE C;

CREATE FUNCTION gbt_float4_penalty(internal,internal,internal)
RETURNS internal
AS '$libdir/btree_gist'
LANGUAGE C RETURNS NULL ON NULL INPUT;

CREATE FUNCTION gbt_float4_picksplit(internal, internal)
RETURNS internal
AS '$libdir/btree_gist'
LANGUAGE C;

CREATE FUNCTION gbt_float4_union(bytea, internal)
RETURNS gbtreekey8
AS '$libdir/btree_gist'
LANGUAGE C;

CREATE FUNCTION gbt_float4_same(internal, internal, internal)
RETURNS internal
AS '$libdir/btree_gist'
LANGUAGE C;

-- Create the operator class
CREATE OPERATOR CLASS gist_float4_ops
DEFAULT FOR TYPE float4 USING gist 
AS
	OPERATOR	1	<  ,
	OPERATOR	2	<= ,
	OPERATOR	3	=  ,
	OPERATOR	4	>= ,
	OPERATOR	5	>  ,
	FUNCTION	1	gbt_float4_consistent (internal, float4, int2),
	FUNCTION	2	gbt_float4_union (bytea, internal),
	FUNCTION	3	gbt_float4_compress (internal),
	FUNCTION	4	gbt_decompress (internal),
	FUNCTION	5	gbt_float4_penalty (internal, internal, internal),
	FUNCTION	6	gbt_float4_picksplit (internal, internal),
	FUNCTION	7	gbt_float4_same (internal, internal, internal),
	STORAGE		gbtreekey8;




--
--
--
-- float8 ops
--
--
--
-- define the GiST support methods
CREATE FUNCTION gbt_float8_consistent(internal,float8,int2)
RETURNS bool
AS '$libdir/btree_gist'
LANGUAGE C;

CREATE FUNCTION gbt_float8_compress(internal)
RETURNS internal
AS '$libdir/btree_gist'
LANGUAGE C;

CREATE FUNCTION gbt_float8_penalty(internal,internal,internal)
RETURNS internal
AS '$libdir/btree_gist'
LANGUAGE C RETURNS NULL ON NULL INPUT;

CREATE FUNCTION gbt_float8_picksplit(internal, internal)
RETURNS internal
AS '$libdir/btree_gist'
LANGUAGE C;

CREATE FUNCTION gbt_float8_union(bytea, internal)
RETURNS gbtreekey16
AS '$libdir/btree_gist'
LANGUAGE C;

CREATE FUNCTION gbt_float8_same(internal, internal, internal)
RETURNS internal
AS '$libdir/btree_gist'
LANGUAGE C;

-- Create the operator class
CREATE OPERATOR CLASS gist_float8_ops
DEFAULT FOR TYPE float8 USING gist 
AS
	OPERATOR	1	<  ,
	OPERATOR	2	<= ,
	OPERATOR	3	=  ,
	OPERATOR	4	>= ,
	OPERATOR	5	>  ,
	FUNCTION	1	gbt_float8_consistent (internal, float8, int2),
	FUNCTION	2	gbt_float8_union (bytea, internal),
	FUNCTION	3	gbt_float8_compress (internal),
	FUNCTION	4	gbt_decompress (internal),
	FUNCTION	5	gbt_float8_penalty (internal, internal, internal),
	FUNCTION	6	gbt_float8_picksplit (internal, internal),
	FUNCTION	7	gbt_float8_same (internal, internal, internal),
	STORAGE		gbtreekey16;


--
--
--
-- timestamp ops
-- 
--
--

CREATE FUNCTION gbt_ts_consistent(internal,timestamp,int2)
RETURNS bool
AS '$libdir/btree_gist'
LANGUAGE C;

CREATE FUNCTION gbt_tstz_consistent(internal,timestamptz,int2)
RETURNS bool
AS '$libdir/btree_gist'
LANGUAGE C;
      
CREATE FUNCTION gbt_ts_compress(internal)
RETURNS internal
AS '$libdir/btree_gist'
LANGUAGE C;

CREATE FUNCTION gbt_tstz_compress(internal)
RETURNS internal
AS '$libdir/btree_gist'
LANGUAGE C;

CREATE FUNCTION gbt_ts_penalty(internal,internal,internal)
RETURNS internal
AS '$libdir/btree_gist'
LANGUAGE C RETURNS NULL ON NULL INPUT;
   
CREATE FUNCTION gbt_ts_picksplit(internal, internal)
RETURNS internal
AS '$libdir/btree_gist'
LANGUAGE C;
      
CREATE FUNCTION gbt_ts_union(bytea, internal)
RETURNS gbtreekey16
AS '$libdir/btree_gist'
LANGUAGE C;

CREATE FUNCTION gbt_ts_same(internal, internal, internal)
RETURNS internal
AS '$libdir/btree_gist'
LANGUAGE C;

-- Create the operator class
CREATE OPERATOR CLASS gist_timestamp_ops
DEFAULT FOR TYPE timestamp USING gist 
AS
	OPERATOR	1	<  ,
	OPERATOR	2	<= ,
	OPERATOR	3	=  ,
	OPERATOR	4	>= ,
	OPERATOR	5	>  ,
	FUNCTION	1	gbt_ts_consistent (internal, timestamp, int2),
	FUNCTION	2	gbt_ts_union (bytea, internal),
	FUNCTION	3	gbt_ts_compress (internal),
	FUNCTION	4	gbt_decompress (internal),
	FUNCTION	5	gbt_ts_penalty (internal, internal, internal),
	FUNCTION	6	gbt_ts_picksplit (internal, internal),
	FUNCTION	7	gbt_ts_same (internal, internal, internal),
	STORAGE		gbtreekey16;


-- Create the operator class
CREATE OPERATOR CLASS gist_timestamptz_ops
DEFAULT FOR TYPE timestamptz USING gist 
AS
	OPERATOR	1	<  ,
	OPERATOR	2	<= ,
	OPERATOR	3	=  ,
	OPERATOR	4	>= ,
	OPERATOR	5	>  ,
	FUNCTION	1	gbt_tstz_consistent (internal, timestamptz, int2),
	FUNCTION	2	gbt_ts_union (bytea, internal),
	FUNCTION	3	gbt_tstz_compress (internal),
	FUNCTION	4	gbt_decompress (internal),
	FUNCTION	5	gbt_ts_penalty (internal, internal, internal),
	FUNCTION	6	gbt_ts_picksplit (internal, internal),
	FUNCTION	7	gbt_ts_same (internal, internal, internal),
	STORAGE		gbtreekey16;


--
--
--
-- time ops
-- 
--
--

CREATE FUNCTION gbt_time_consistent(internal,time,int2)
RETURNS bool
AS '$libdir/btree_gist'
LANGUAGE C;

CREATE FUNCTION gbt_timetz_consistent(internal,timetz,int2)
RETURNS bool
AS '$libdir/btree_gist'
LANGUAGE C;

CREATE FUNCTION gbt_time_compress(internal)
RETURNS internal
AS '$libdir/btree_gist'
LANGUAGE C;

CREATE FUNCTION gbt_timetz_compress(internal)
RETURNS internal
AS '$libdir/btree_gist'
LANGUAGE C;

CREATE FUNCTION gbt_time_penalty(internal,internal,internal)
RETURNS internal
AS '$libdir/btree_gist'
LANGUAGE C RETURNS NULL ON NULL INPUT;
   
CREATE FUNCTION gbt_time_picksplit(internal, internal)
RETURNS internal
AS '$libdir/btree_gist'
LANGUAGE C;
      
CREATE FUNCTION gbt_time_union(bytea, internal)
RETURNS gbtreekey16
AS '$libdir/btree_gist'
LANGUAGE C;

CREATE FUNCTION gbt_time_same(internal, internal, internal)
RETURNS internal
AS '$libdir/btree_gist'
LANGUAGE C;

-- Create the operator class
CREATE OPERATOR CLASS gist_time_ops
DEFAULT FOR TYPE time USING gist 
AS
	OPERATOR	1	<  ,
	OPERATOR	2	<= ,
	OPERATOR	3	=  ,
	OPERATOR	4	>= ,
	OPERATOR	5	>  ,
	FUNCTION	1	gbt_time_consistent (internal, time, int2),
	FUNCTION	2	gbt_time_union (bytea, internal),
	FUNCTION	3	gbt_time_compress (internal),
	FUNCTION	4	gbt_decompress (internal),
	FUNCTION	5	gbt_time_penalty (internal, internal, internal),
	FUNCTION	6	gbt_time_picksplit (internal, internal),
	FUNCTION	7	gbt_time_same (internal, internal, internal),
	STORAGE		gbtreekey16;

CREATE OPERATOR CLASS gist_timetz_ops
DEFAULT FOR TYPE timetz USING gist 
AS
	OPERATOR	1	<   RECHECK ,
	OPERATOR	2	<=  RECHECK ,