postgresql/contrib/intarray/_int.sql.in
Tom Lane 14b0da2ac3 Changes:
1. gist__int_ops is now without lossy
 2. added sort entry in picksplit

Oleg Bartunov
2001-09-30 16:16:44 +00:00

441 lines
13 KiB
MySQL

-- Create the user-defined type for the 1-D integer arrays (_int4)
--
BEGIN TRANSACTION;
-- Query type
CREATE FUNCTION bqarr_in(opaque)
RETURNS opaque
AS 'MODULE_PATHNAME'
LANGUAGE 'c' with (isstrict);
CREATE FUNCTION bqarr_out(opaque)
RETURNS opaque
AS 'MODULE_PATHNAME'
LANGUAGE 'c' with (isstrict);
CREATE TYPE query_int (
internallength = -1,
input = bqarr_in,
output = bqarr_out
);
--only for debug
CREATE FUNCTION querytree(query_int)
RETURNS text
AS 'MODULE_PATHNAME'
LANGUAGE 'c' with (isstrict);
CREATE FUNCTION boolop(_int4, query_int) RETURNS bool
AS 'MODULE_PATHNAME' LANGUAGE 'c' with (isstrict);
COMMENT ON FUNCTION boolop(_int4, query_int) IS 'boolean operation with array';
CREATE FUNCTION rboolop(query_int, _int4) RETURNS bool
AS 'MODULE_PATHNAME' LANGUAGE 'c' with (isstrict);
COMMENT ON FUNCTION rboolop(query_int, _int4) IS 'boolean operation with array';
CREATE OPERATOR @@ (
LEFTARG = _int4, RIGHTARG = query_int, PROCEDURE = boolop,
COMMUTATOR = '~~', RESTRICT = contsel, JOIN = contjoinsel
);
CREATE OPERATOR ~~ (
LEFTARG = query_int, RIGHTARG = _int4, PROCEDURE = rboolop,
COMMUTATOR = '@@', RESTRICT = contsel, JOIN = contjoinsel
);
--
-- External C-functions for R-tree methods
--
-- Comparison methods
CREATE FUNCTION _int_contains(_int4, _int4) RETURNS bool
AS 'MODULE_PATHNAME' LANGUAGE 'c' with (isstrict);
COMMENT ON FUNCTION _int_contains(_int4, _int4) IS 'contains';
CREATE FUNCTION _int_contained(_int4, _int4) RETURNS bool
AS 'MODULE_PATHNAME' LANGUAGE 'c' with (isstrict);
COMMENT ON FUNCTION _int_contained(_int4, _int4) IS 'contained in';
CREATE FUNCTION _int_overlap(_int4, _int4) RETURNS bool
AS 'MODULE_PATHNAME' LANGUAGE 'c' with (isstrict);
COMMENT ON FUNCTION _int_overlap(_int4, _int4) IS 'overlaps';
CREATE FUNCTION _int_same(_int4, _int4) RETURNS bool
AS 'MODULE_PATHNAME' LANGUAGE 'c' with (isstrict);
COMMENT ON FUNCTION _int_same(_int4, _int4) IS 'same as';
CREATE FUNCTION _int_different(_int4, _int4) RETURNS bool
AS 'MODULE_PATHNAME' LANGUAGE 'c' with (isstrict);
COMMENT ON FUNCTION _int_different(_int4, _int4) IS 'different';
-- support routines for indexing
CREATE FUNCTION _int_union(_int4, _int4) RETURNS _int4
AS 'MODULE_PATHNAME' LANGUAGE 'c' with (isstrict);
CREATE FUNCTION _int_inter(_int4, _int4) RETURNS _int4
AS 'MODULE_PATHNAME' LANGUAGE 'c' with (isstrict);
--
-- OPERATORS
--
CREATE OPERATOR && (
LEFTARG = _int4, RIGHTARG = _int4, PROCEDURE = _int_overlap,
COMMUTATOR = '&&',
RESTRICT = contsel, JOIN = contjoinsel
);
--CREATE OPERATOR = (
-- LEFTARG = _int4, RIGHTARG = _int4, PROCEDURE = _int_same,
-- COMMUTATOR = '=', NEGATOR = '<>',
-- RESTRICT = eqsel, JOIN = eqjoinsel,
-- SORT1 = '<', SORT2 = '<'
--);
CREATE OPERATOR <> (
LEFTARG = _int4, RIGHTARG = _int4, PROCEDURE = _int_different,
COMMUTATOR = '<>', NEGATOR = '=',
RESTRICT = neqsel, JOIN = neqjoinsel
);
CREATE OPERATOR @ (
LEFTARG = _int4, RIGHTARG = _int4, PROCEDURE = _int_contains,
COMMUTATOR = '~', RESTRICT = contsel, JOIN = contjoinsel
);
CREATE OPERATOR ~ (
LEFTARG = _int4, RIGHTARG = _int4, PROCEDURE = _int_contained,
COMMUTATOR = '@', RESTRICT = contsel, JOIN = contjoinsel
);
-- define the GiST support methods
CREATE FUNCTION g_int_consistent(opaque,_int4,int4) RETURNS bool
AS 'MODULE_PATHNAME' LANGUAGE 'c';
CREATE FUNCTION g_int_compress(opaque) RETURNS opaque
AS 'MODULE_PATHNAME' LANGUAGE 'c';
CREATE FUNCTION g_int_decompress(opaque) RETURNS opaque
AS 'MODULE_PATHNAME' LANGUAGE 'c';
CREATE FUNCTION g_int_penalty(opaque,opaque,opaque) RETURNS opaque
AS 'MODULE_PATHNAME' LANGUAGE 'c' with (isstrict);
CREATE FUNCTION g_int_picksplit(opaque, opaque) RETURNS opaque
AS 'MODULE_PATHNAME' LANGUAGE 'c';
CREATE FUNCTION g_int_union(bytea, opaque) RETURNS _int4
AS 'MODULE_PATHNAME' LANGUAGE 'c';
CREATE FUNCTION g_int_same(_int4, _int4, opaque) RETURNS opaque
AS 'MODULE_PATHNAME' LANGUAGE 'c';
-- register the default opclass for indexing
INSERT INTO pg_opclass (opcamid, opcname, opcintype, opcdefault, opckeytype)
VALUES (
(SELECT oid FROM pg_am WHERE amname = 'gist'),
'gist__int_ops',
(SELECT oid FROM pg_type WHERE typname = '_int4'),
true,
0);
-- get the comparators for _intments and store them in a tmp table
SELECT o.oid AS opoid, o.oprname
INTO TEMP TABLE _int_ops_tmp
FROM pg_operator o, pg_type t, pg_type tq
WHERE o.oprleft = t.oid and ( o.oprright = t.oid or o.oprright=tq.oid )
and t.typname = '_int4'
and tq.typname='query_int';
-- make sure we have the right operators
-- SELECT * from _int_ops_tmp;
-- using the tmp table, generate the amop entries
-- note: these operators are all lossy
-- _int_overlap
INSERT INTO pg_amop (amopclaid, amopstrategy, amopreqcheck, amopopr)
SELECT opcl.oid, 3, false, c.opoid
FROM pg_opclass opcl, _int_ops_tmp c
WHERE
opcamid = (SELECT oid FROM pg_am WHERE amname = 'gist')
and opcname = 'gist__int_ops'
and c.oprname = '&&';
-- _int_same
INSERT INTO pg_amop (amopclaid, amopstrategy, amopreqcheck, amopopr)
SELECT opcl.oid, 6, false, c.opoid
FROM pg_opclass opcl, _int_ops_tmp c
WHERE
opcamid = (SELECT oid FROM pg_am WHERE amname = 'gist')
and opcname = 'gist__int_ops'
and c.oprname = '=';
-- _int_contains
INSERT INTO pg_amop (amopclaid, amopstrategy, amopreqcheck, amopopr)
SELECT opcl.oid, 7, false, c.opoid
FROM pg_opclass opcl, _int_ops_tmp c
WHERE
opcamid = (SELECT oid FROM pg_am WHERE amname = 'gist')
and opcname = 'gist__int_ops'
and c.oprname = '@';
-- _int_contained
INSERT INTO pg_amop (amopclaid, amopstrategy, amopreqcheck, amopopr)
SELECT opcl.oid, 8, false, c.opoid
FROM pg_opclass opcl, _int_ops_tmp c
WHERE
opcamid = (SELECT oid FROM pg_am WHERE amname = 'gist')
and opcname = 'gist__int_ops'
and c.oprname = '~';
--boolean search
INSERT INTO pg_amop (amopclaid, amopstrategy, amopreqcheck, amopopr)
SELECT opcl.oid, 20, false, c.opoid
FROM pg_opclass opcl, _int_ops_tmp c
WHERE
opcamid = (SELECT oid FROM pg_am WHERE amname = 'gist')
and opcname = 'gist__int_ops'
and c.oprname = '@@';
INSERT INTO pg_amop (amopclaid, amopstrategy, amopreqcheck, amopopr)
SELECT opcl.oid, 20, false, c.opoid
FROM pg_opclass opcl, _int_ops_tmp c
WHERE
opcamid = (SELECT oid FROM pg_am WHERE amname = 'gist')
and opcname = 'gist__int_ops'
and c.oprname = '~~';
DROP TABLE _int_ops_tmp;
-- add the entries to amproc for the support methods
-- note the amprocnum numbers associated with each are specific!
INSERT INTO pg_amproc (amopclaid, amprocnum, amproc)
SELECT opcl.oid, 1, pro.oid
FROM pg_opclass opcl, pg_proc pro
WHERE
opcamid = (SELECT oid FROM pg_am WHERE amname = 'gist')
and opcname = 'gist__int_ops'
and proname = 'g_int_consistent';
INSERT INTO pg_amproc (amopclaid, amprocnum, amproc)
SELECT opcl.oid, 2, pro.oid
FROM pg_opclass opcl, pg_proc pro
WHERE
opcamid = (SELECT oid FROM pg_am WHERE amname = 'gist')
and opcname = 'gist__int_ops'
and proname = 'g_int_union';
INSERT INTO pg_amproc (amopclaid, amprocnum, amproc)
SELECT opcl.oid, 3, pro.oid
FROM pg_opclass opcl, pg_proc pro
WHERE
opcamid = (SELECT oid FROM pg_am WHERE amname = 'gist')
and opcname = 'gist__int_ops'
and proname = 'g_int_compress';
INSERT INTO pg_amproc (amopclaid, amprocnum, amproc)
SELECT opcl.oid, 4, pro.oid
FROM pg_opclass opcl, pg_proc pro
WHERE
opcamid = (SELECT oid FROM pg_am WHERE amname = 'gist')
and opcname = 'gist__int_ops'
and proname = 'g_int_decompress';
INSERT INTO pg_amproc (amopclaid, amprocnum, amproc)
SELECT opcl.oid, 5, pro.oid
FROM pg_opclass opcl, pg_proc pro
WHERE
opcamid = (SELECT oid FROM pg_am WHERE amname = 'gist')
and opcname = 'gist__int_ops'
and proname = 'g_int_penalty';
INSERT INTO pg_amproc (amopclaid, amprocnum, amproc)
SELECT opcl.oid, 6, pro.oid
FROM pg_opclass opcl, pg_proc pro
WHERE
opcamid = (SELECT oid FROM pg_am WHERE amname = 'gist')
and opcname = 'gist__int_ops'
and proname = 'g_int_picksplit';
INSERT INTO pg_amproc (amopclaid, amprocnum, amproc)
SELECT opcl.oid, 7, pro.oid
FROM pg_opclass opcl, pg_proc pro
WHERE
opcamid = (SELECT oid FROM pg_am WHERE amname = 'gist')
and opcname = 'gist__int_ops'
and proname = 'g_int_same';
---------------------------------------------
-- intbig
---------------------------------------------
-- define the GiST support methods
CREATE FUNCTION g_intbig_consistent(opaque,_int4,int4) RETURNS bool
AS 'MODULE_PATHNAME' LANGUAGE 'c';
CREATE FUNCTION g_intbig_compress(opaque) RETURNS opaque
AS 'MODULE_PATHNAME' LANGUAGE 'c';
CREATE FUNCTION g_intbig_decompress(opaque) RETURNS opaque
AS 'MODULE_PATHNAME' LANGUAGE 'c';
CREATE FUNCTION g_intbig_penalty(opaque,opaque,opaque) RETURNS opaque
AS 'MODULE_PATHNAME' LANGUAGE 'c' with (isstrict);
CREATE FUNCTION g_intbig_picksplit(opaque, opaque) RETURNS opaque
AS 'MODULE_PATHNAME' LANGUAGE 'c';
CREATE FUNCTION g_intbig_union(bytea, opaque) RETURNS _int4
AS 'MODULE_PATHNAME' LANGUAGE 'c';
CREATE FUNCTION g_intbig_same(_int4, _int4, opaque) RETURNS opaque
AS 'MODULE_PATHNAME' LANGUAGE 'c';
-- register the opclass for indexing (not as default)
INSERT INTO pg_opclass (opcamid, opcname, opcintype, opcdefault, opckeytype)
VALUES (
(SELECT oid FROM pg_am WHERE amname = 'gist'),
'gist__intbig_ops',
(SELECT oid FROM pg_type WHERE typname = '_int4'),
false,
0);
-- get the comparators for _intments and store them in a tmp table
SELECT o.oid AS opoid, o.oprname
INTO TEMP TABLE _int_ops_tmp
FROM pg_operator o, pg_type t, pg_type tq
WHERE o.oprleft = t.oid and ( o.oprright = t.oid or o.oprright=tq.oid )
and t.typname = '_int4'
and tq.typname='query_int';
-- make sure we have the right operators
-- SELECT * from _int_ops_tmp;
-- using the tmp table, generate the amop entries
-- note: these operators are all lossy
-- _int_overlap
INSERT INTO pg_amop (amopclaid, amopstrategy, amopreqcheck, amopopr)
SELECT opcl.oid, 3, true, c.opoid
FROM pg_opclass opcl, _int_ops_tmp c
WHERE
opcamid = (SELECT oid FROM pg_am WHERE amname = 'gist')
and opcname = 'gist__intbig_ops'
and c.oprname = '&&';
-- _int_contains
INSERT INTO pg_amop (amopclaid, amopstrategy, amopreqcheck, amopopr)
SELECT opcl.oid, 7, true, c.opoid
FROM pg_opclass opcl, _int_ops_tmp c
WHERE
opcamid = (SELECT oid FROM pg_am WHERE amname = 'gist')
and opcname = 'gist__intbig_ops'
and c.oprname = '@';
-- _int_contained
INSERT INTO pg_amop (amopclaid, amopstrategy, amopreqcheck, amopopr)
SELECT opcl.oid, 8, true, c.opoid
FROM pg_opclass opcl, _int_ops_tmp c
WHERE
opcamid = (SELECT oid FROM pg_am WHERE amname = 'gist')
and opcname = 'gist__intbig_ops'
and c.oprname = '~';
--boolean search
INSERT INTO pg_amop (amopclaid, amopstrategy, amopreqcheck, amopopr)
SELECT opcl.oid, 20, true, c.opoid
FROM pg_opclass opcl, _int_ops_tmp c
WHERE
opcamid = (SELECT oid FROM pg_am WHERE amname = 'gist')
and opcname = 'gist__intbig_ops'
and c.oprname = '@@';
INSERT INTO pg_amop (amopclaid, amopstrategy, amopreqcheck, amopopr)
SELECT opcl.oid, 20, true, c.opoid
FROM pg_opclass opcl, _int_ops_tmp c
WHERE
opcamid = (SELECT oid FROM pg_am WHERE amname = 'gist')
and opcname = 'gist__intbig_ops'
and c.oprname = '~~';
DROP TABLE _int_ops_tmp;
-- add the entries to amproc for the support methods
-- note the amprocnum numbers associated with each are specific!
INSERT INTO pg_amproc (amopclaid, amprocnum, amproc)
SELECT opcl.oid, 1, pro.oid
FROM pg_opclass opcl, pg_proc pro
WHERE
opcamid = (SELECT oid FROM pg_am WHERE amname = 'gist')
and opcname = 'gist__intbig_ops'
and proname = 'g_intbig_consistent';
INSERT INTO pg_amproc (amopclaid, amprocnum, amproc)
SELECT opcl.oid, 2, pro.oid
FROM pg_opclass opcl, pg_proc pro
WHERE
opcamid = (SELECT oid FROM pg_am WHERE amname = 'gist')
and opcname = 'gist__intbig_ops'
and proname = 'g_intbig_union';
INSERT INTO pg_amproc (amopclaid, amprocnum, amproc)
SELECT opcl.oid, 3, pro.oid
FROM pg_opclass opcl, pg_proc pro
WHERE
opcamid = (SELECT oid FROM pg_am WHERE amname = 'gist')
and opcname = 'gist__intbig_ops'
and proname = 'g_intbig_compress';
INSERT INTO pg_amproc (amopclaid, amprocnum, amproc)
SELECT opcl.oid, 4, pro.oid
FROM pg_opclass opcl, pg_proc pro
WHERE
opcamid = (SELECT oid FROM pg_am WHERE amname = 'gist')
and opcname = 'gist__intbig_ops'
and proname = 'g_intbig_decompress';
INSERT INTO pg_amproc (amopclaid, amprocnum, amproc)
SELECT opcl.oid, 5, pro.oid
FROM pg_opclass opcl, pg_proc pro
WHERE
opcamid = (SELECT oid FROM pg_am WHERE amname = 'gist')
and opcname = 'gist__intbig_ops'
and proname = 'g_intbig_penalty';
INSERT INTO pg_amproc (amopclaid, amprocnum, amproc)
SELECT opcl.oid, 6, pro.oid
FROM pg_opclass opcl, pg_proc pro
WHERE
opcamid = (SELECT oid FROM pg_am WHERE amname = 'gist')
and opcname = 'gist__intbig_ops'
and proname = 'g_intbig_picksplit';
INSERT INTO pg_amproc (amopclaid, amprocnum, amproc)
SELECT opcl.oid, 7, pro.oid
FROM pg_opclass opcl, pg_proc pro
WHERE
opcamid = (SELECT oid FROM pg_am WHERE amname = 'gist')
and opcname = 'gist__intbig_ops'
and proname = 'g_intbig_same';
END TRANSACTION;