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Replace ad-hoc insertions into pg_opclass and friends with CREATE

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OPERATOR CLASS commands.  Further tweaking of documentation for same.
This commit is contained in:
Tom Lane
2002-07-30 17:34:37 +00:00
parent ea2d97414c
commit 65b6868b13
10 changed files with 208 additions and 1102 deletions
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343
contrib/rtree_gist/rtree_gist.sql.in
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@ -1,4 +1,8 @@
begin transaction;
-- Adjust this setting to control where the objects get created.
SET search_path = public;
--
--
--
@ -21,157 +25,25 @@ create function gbox_union(bytea, opaque) returns box as 'MODULE_PATHNAME' langu
create function gbox_same(box, box, opaque) returns opaque as 'MODULE_PATHNAME' language 'C';
-- add a new opclass
INSERT INTO pg_opclass (opcamid, opcname, opcnamespace, opcowner, opcintype, opcdefault, opckeytype)
VALUES (
(SELECT oid FROM pg_am WHERE amname = 'gist'),
'gist_box_ops',
(SELECT oid FROM pg_namespace WHERE nspname = 'pg_catalog'),
1, -- UID of superuser is hardwired to 1 as of PG 7.3
(SELECT oid FROM pg_type WHERE typname = 'box'),
true,
0);
-- create the operator class
CREATE OPERATOR CLASS gist_box_ops
DEFAULT FOR TYPE box USING gist AS
OPERATOR 1 << ,
OPERATOR 2 &< ,
OPERATOR 3 && ,
OPERATOR 4 &> ,
OPERATOR 5 >> ,
OPERATOR 6 ~= ,
OPERATOR 7 ~ ,
OPERATOR 8 @ ,
FUNCTION 1 gbox_consistent (opaque, box, int4),
FUNCTION 2 gbox_union (bytea, opaque),
FUNCTION 3 gbox_compress (opaque),
FUNCTION 4 rtree_decompress (opaque),
FUNCTION 5 gbox_penalty (opaque, opaque, opaque),
FUNCTION 6 gbox_picksplit (opaque, opaque),
FUNCTION 7 gbox_same (box, box, opaque);
-- get the comparators for boxes and store them in a tmp table
SELECT o.oid AS opoid, o.oprname
INTO TEMP TABLE rt_ops_tmp
FROM pg_operator o, pg_type t
WHERE o.oprleft = t.oid
and t.typname = 'box';
-- using the tmp table, generate the amop entries
-- box_left
INSERT INTO pg_amop (amopclaid, amopstrategy, amopreqcheck, amopopr)
SELECT opcl.oid, 1, false, c.opoid
FROM pg_opclass opcl, rt_ops_tmp c
WHERE
opcamid = (SELECT oid FROM pg_am WHERE amname = 'gist')
and opcname = 'gist_box_ops'
and c.oprname = '<<';
-- box_overleft
INSERT INTO pg_amop (amopclaid, amopstrategy, amopreqcheck, amopopr)
SELECT opcl.oid, 2, false, c.opoid
FROM pg_opclass opcl, rt_ops_tmp c
WHERE
opcamid = (SELECT oid FROM pg_am WHERE amname = 'gist')
and opcname = 'gist_box_ops'
and c.oprname = '&<';
-- box_overlap
INSERT INTO pg_amop (amopclaid, amopstrategy, amopreqcheck, amopopr)
SELECT opcl.oid, 3, false, c.opoid
FROM pg_opclass opcl, rt_ops_tmp c
WHERE
opcamid = (SELECT oid FROM pg_am WHERE amname = 'gist')
and opcname = 'gist_box_ops'
and c.oprname = '&&';
-- box_overright
INSERT INTO pg_amop (amopclaid, amopstrategy, amopreqcheck, amopopr)
SELECT opcl.oid, 4, false, c.opoid
FROM pg_opclass opcl, rt_ops_tmp c
WHERE
opcamid = (SELECT oid FROM pg_am WHERE amname = 'gist')
and opcname = 'gist_box_ops'
and c.oprname = '&>';
-- box_right
INSERT INTO pg_amop (amopclaid, amopstrategy, amopreqcheck, amopopr)
SELECT opcl.oid, 5, false, c.opoid
FROM pg_opclass opcl, rt_ops_tmp c
WHERE
opcamid = (SELECT oid FROM pg_am WHERE amname = 'gist')
and opcname = 'gist_box_ops'
and c.oprname = '>>';
-- box_same
INSERT INTO pg_amop (amopclaid, amopstrategy, amopreqcheck, amopopr)
SELECT opcl.oid, 6, false, c.opoid
FROM pg_opclass opcl, rt_ops_tmp c
WHERE
opcamid = (SELECT oid FROM pg_am WHERE amname = 'gist')
and opcname = 'gist_box_ops'
and c.oprname = '~=';
-- box_contains
INSERT INTO pg_amop (amopclaid, amopstrategy, amopreqcheck, amopopr)
SELECT opcl.oid, 7, false, c.opoid
FROM pg_opclass opcl, rt_ops_tmp c
WHERE
opcamid = (SELECT oid FROM pg_am WHERE amname = 'gist')
and opcname = 'gist_box_ops'
and c.oprname = '~';
-- box_contained
INSERT INTO pg_amop (amopclaid, amopstrategy, amopreqcheck, amopopr)
SELECT opcl.oid, 8, false, c.opoid
FROM pg_opclass opcl, rt_ops_tmp c
WHERE
opcamid = (SELECT oid FROM pg_am WHERE amname = 'gist')
and opcname = 'gist_box_ops'
and c.oprname = '@';
DROP table rt_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_box_ops'
and proname = 'gbox_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_box_ops'
and proname = 'gbox_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_box_ops'
and proname = 'gbox_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_box_ops'
and proname = 'rtree_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_box_ops'
and proname = 'gbox_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_box_ops'
and proname = 'gbox_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_box_ops'
and proname = 'gbox_same';
--
--
@ -185,158 +57,25 @@ create function gpoly_consistent(opaque,polygon,int4) returns bool as 'MODULE_PA
create function gpoly_compress(opaque) returns opaque as 'MODULE_PATHNAME' language 'C';
-- add a new opclass
INSERT INTO pg_opclass (opcamid, opcname, opcnamespace, opcowner, opcintype, opcdefault, opckeytype)
VALUES (
(SELECT oid FROM pg_am WHERE amname = 'gist'),
'gist_poly_ops',
(SELECT oid FROM pg_namespace WHERE nspname = 'pg_catalog'),
1, -- UID of superuser is hardwired to 1 as of PG 7.3
(SELECT oid FROM pg_type WHERE typname = 'polygon'),
true,
(SELECT oid FROM pg_type WHERE typname = 'box'));
-- create the operator class
CREATE OPERATOR CLASS gist_poly_ops
DEFAULT FOR TYPE polygon USING gist AS
OPERATOR 1 << RECHECK ,
OPERATOR 2 &< RECHECK ,
OPERATOR 3 && RECHECK ,
OPERATOR 4 &> RECHECK ,
OPERATOR 5 >> RECHECK ,
OPERATOR 6 ~= RECHECK ,
OPERATOR 7 ~ RECHECK ,
OPERATOR 8 @ RECHECK ,
FUNCTION 1 gpoly_consistent (opaque, polygon, int4),
FUNCTION 2 gbox_union (bytea, opaque),
FUNCTION 3 gpoly_compress (opaque),
FUNCTION 4 rtree_decompress (opaque),
FUNCTION 5 gbox_penalty (opaque, opaque, opaque),
FUNCTION 6 gbox_picksplit (opaque, opaque),
FUNCTION 7 gbox_same (box, box, opaque),
STORAGE box;
-- get the comparators for polygons and store them in a tmp table
-- hack for 757 (poly_contain_pt) Teodor
SELECT o.oid AS opoid, o.oprname
INTO TEMP TABLE rt_ops_tmp
FROM pg_operator o, pg_type t
WHERE o.oprleft = t.oid and o.oid <> 757
and t.typname = 'polygon';
-- using the tmp table, generate the amop entries
-- poly_left
INSERT INTO pg_amop (amopclaid, amopstrategy, amopreqcheck, amopopr)
SELECT opcl.oid, 1, true, c.opoid
FROM pg_opclass opcl, rt_ops_tmp c
WHERE
opcamid = (SELECT oid FROM pg_am WHERE amname = 'gist')
and opcname = 'gist_poly_ops'
and c.oprname = '<<';
-- poly_overleft
INSERT INTO pg_amop (amopclaid, amopstrategy, amopreqcheck, amopopr)
SELECT opcl.oid, 2, true, c.opoid
FROM pg_opclass opcl, rt_ops_tmp c
WHERE
opcamid = (SELECT oid FROM pg_am WHERE amname = 'gist')
and opcname = 'gist_poly_ops'
and c.oprname = '&<';
-- poly_overlap
INSERT INTO pg_amop (amopclaid, amopstrategy, amopreqcheck, amopopr)
SELECT opcl.oid, 3, true, c.opoid
FROM pg_opclass opcl, rt_ops_tmp c
WHERE
opcamid = (SELECT oid FROM pg_am WHERE amname = 'gist')
and opcname = 'gist_poly_ops'
and c.oprname = '&&';
-- poly_overright
INSERT INTO pg_amop (amopclaid, amopstrategy, amopreqcheck, amopopr)
SELECT opcl.oid, 4, true, c.opoid
FROM pg_opclass opcl, rt_ops_tmp c
WHERE
opcamid = (SELECT oid FROM pg_am WHERE amname = 'gist')
and opcname = 'gist_poly_ops'
and c.oprname = '&>';
-- poly_right
INSERT INTO pg_amop (amopclaid, amopstrategy, amopreqcheck, amopopr)
SELECT opcl.oid, 5, true, c.opoid
FROM pg_opclass opcl, rt_ops_tmp c
WHERE
opcamid = (SELECT oid FROM pg_am WHERE amname = 'gist')
and opcname = 'gist_poly_ops'
and c.oprname = '>>';
-- poly_same
INSERT INTO pg_amop (amopclaid, amopstrategy, amopreqcheck, amopopr)
SELECT opcl.oid, 6, true, c.opoid
FROM pg_opclass opcl, rt_ops_tmp c
WHERE
opcamid = (SELECT oid FROM pg_am WHERE amname = 'gist')
and opcname = 'gist_poly_ops'
and c.oprname = '~=';
-- poly_contains
INSERT INTO pg_amop (amopclaid, amopstrategy, amopreqcheck, amopopr)
SELECT opcl.oid, 7, true, c.opoid
FROM pg_opclass opcl, rt_ops_tmp c
WHERE
opcamid = (SELECT oid FROM pg_am WHERE amname = 'gist')
and opcname = 'gist_poly_ops'
and c.oprname = '~';
-- poly_contained
INSERT INTO pg_amop (amopclaid, amopstrategy, amopreqcheck, amopopr)
SELECT opcl.oid, 8, true, c.opoid
FROM pg_opclass opcl, rt_ops_tmp c
WHERE
opcamid = (SELECT oid FROM pg_am WHERE amname = 'gist')
and opcname = 'gist_poly_ops'
and c.oprname = '@';
DROP table rt_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_poly_ops'
and proname = 'gpoly_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_poly_ops'
and proname = 'gbox_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_poly_ops'
and proname = 'gpoly_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_poly_ops'
and proname = 'rtree_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_poly_ops'
and proname = 'gbox_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_poly_ops'
and proname = 'gbox_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_poly_ops'
and proname = 'gbox_same';
end transaction;