postgresql/contrib/ltree/ltree.sql.in

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BEGIN;
CREATE FUNCTION ltree_in(opaque)
RETURNS opaque
AS 'MODULE_PATHNAME'
LANGUAGE 'c' with (isstrict);
CREATE FUNCTION ltree_out(opaque)
RETURNS opaque
AS 'MODULE_PATHNAME'
LANGUAGE 'c' with (isstrict);
CREATE TYPE ltree (
internallength = -1,
input = ltree_in,
output = ltree_out,
storage = extended
);
--Compare function for ltree
CREATE FUNCTION ltree_cmp(ltree,ltree)
RETURNS int4
AS 'MODULE_PATHNAME'
LANGUAGE 'c' with (isstrict,iscachable);
CREATE FUNCTION ltree_lt(ltree,ltree)
RETURNS bool
AS 'MODULE_PATHNAME'
LANGUAGE 'c' with (isstrict,iscachable);
CREATE FUNCTION ltree_le(ltree,ltree)
RETURNS bool
AS 'MODULE_PATHNAME'
LANGUAGE 'c' with (isstrict,iscachable);
CREATE FUNCTION ltree_eq(ltree,ltree)
RETURNS bool
AS 'MODULE_PATHNAME'
LANGUAGE 'c' with (isstrict,iscachable);
CREATE FUNCTION ltree_ge(ltree,ltree)
RETURNS bool
AS 'MODULE_PATHNAME'
LANGUAGE 'c' with (isstrict,iscachable);
CREATE FUNCTION ltree_gt(ltree,ltree)
RETURNS bool
AS 'MODULE_PATHNAME'
LANGUAGE 'c' with (isstrict,iscachable);
CREATE FUNCTION ltree_ne(ltree,ltree)
RETURNS bool
AS 'MODULE_PATHNAME'
LANGUAGE 'c' with (isstrict,iscachable);
CREATE OPERATOR < (
LEFTARG = ltree, RIGHTARG = ltree, PROCEDURE = ltree_lt,
COMMUTATOR = '>', NEGATOR = '>=',
RESTRICT = contsel, JOIN = contjoinsel
);
CREATE OPERATOR <= (
LEFTARG = ltree, RIGHTARG = ltree, PROCEDURE = ltree_le,
COMMUTATOR = '>=', NEGATOR = '>',
RESTRICT = contsel, JOIN = contjoinsel
);
CREATE OPERATOR >= (
LEFTARG = ltree, RIGHTARG = ltree, PROCEDURE = ltree_ge,
COMMUTATOR = '<=', NEGATOR = '<',
RESTRICT = contsel, JOIN = contjoinsel
);
CREATE OPERATOR > (
LEFTARG = ltree, RIGHTARG = ltree, PROCEDURE = ltree_gt,
COMMUTATOR = '<', NEGATOR = '<=',
RESTRICT = contsel, JOIN = contjoinsel
);
CREATE OPERATOR = (
LEFTARG = ltree, RIGHTARG = ltree, PROCEDURE = ltree_eq,
COMMUTATOR = '=', NEGATOR = '<>',
RESTRICT = eqsel, JOIN = eqjoinsel,
SORT1 = '<', SORT2 = '<'
);
CREATE OPERATOR <> (
LEFTARG = ltree, RIGHTARG = ltree, PROCEDURE = ltree_ne,
COMMUTATOR = '<>', NEGATOR = '=',
RESTRICT = neqsel, JOIN = neqjoinsel
);
--util functions
CREATE FUNCTION subltree(ltree,int4,int4)
RETURNS ltree
AS 'MODULE_PATHNAME'
LANGUAGE 'c' with (isstrict,iscachable);
CREATE FUNCTION subpath(ltree,int4,int4)
RETURNS ltree
AS 'MODULE_PATHNAME'
LANGUAGE 'c' with (isstrict,iscachable);
CREATE FUNCTION subpath(ltree,int4)
RETURNS ltree
AS 'MODULE_PATHNAME'
LANGUAGE 'c' with (isstrict,iscachable);
CREATE FUNCTION nlevel(ltree)
RETURNS int4
AS 'MODULE_PATHNAME'
LANGUAGE 'c' with (isstrict,iscachable);
CREATE FUNCTION ltree_isparent(ltree,ltree)
RETURNS bool
AS 'MODULE_PATHNAME'
LANGUAGE 'c' with (isstrict,iscachable);
CREATE FUNCTION ltree_risparent(ltree,ltree)
RETURNS bool
AS 'MODULE_PATHNAME'
LANGUAGE 'c' with (isstrict,iscachable);
CREATE FUNCTION ltree_addltree(ltree,ltree)
RETURNS ltree
AS 'MODULE_PATHNAME'
LANGUAGE 'c' with (isstrict,iscachable);
CREATE FUNCTION ltree_addtext(ltree,text)
RETURNS ltree
AS 'MODULE_PATHNAME'
LANGUAGE 'c' with (isstrict,iscachable);
CREATE FUNCTION ltree_textadd(text,ltree)
RETURNS ltree
AS 'MODULE_PATHNAME'
LANGUAGE 'c' with (isstrict,iscachable);
CREATE OPERATOR @> (
LEFTARG = ltree, RIGHTARG = ltree, PROCEDURE = ltree_isparent,
COMMUTATOR = '<@',
RESTRICT = contsel, JOIN = contjoinsel
);
CREATE OPERATOR ^@> (
LEFTARG = ltree, RIGHTARG = ltree, PROCEDURE = ltree_isparent,
COMMUTATOR = '^<@',
RESTRICT = contsel, JOIN = contjoinsel
);
CREATE OPERATOR <@ (
LEFTARG = ltree, RIGHTARG = ltree, PROCEDURE = ltree_risparent,
COMMUTATOR = '@>',
RESTRICT = contsel, JOIN = contjoinsel
);
CREATE OPERATOR ^<@ (
LEFTARG = ltree, RIGHTARG = ltree, PROCEDURE = ltree_risparent,
COMMUTATOR = '^@>',
RESTRICT = contsel, JOIN = contjoinsel
);
CREATE OPERATOR || (
LEFTARG = ltree, RIGHTARG = ltree, PROCEDURE = ltree_addltree
);
CREATE OPERATOR || (
LEFTARG = ltree, RIGHTARG = text, PROCEDURE = ltree_addtext
);
CREATE OPERATOR || (
LEFTARG = text, RIGHTARG = ltree, PROCEDURE = ltree_textadd
);
-- B-tree support
INSERT INTO pg_opclass (opcamid, opcname, opcnamespace, opcowner, opcintype, opcdefault, opckeytype)
VALUES (
(SELECT oid FROM pg_am WHERE amname = 'btree'),
'ltree_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 = 'ltree'),
true,
0);
SELECT o.oid AS opoid, o.oprname
INTO TEMP TABLE ltree_ops_tmp
FROM pg_operator o, pg_type t
WHERE o.oprleft = t.oid and o.oprright = t.oid
and t.typname = 'ltree';
INSERT INTO pg_amop (amopclaid, amopstrategy, amopreqcheck, amopopr)
SELECT opcl.oid, 1, false, c.opoid
FROM pg_opclass opcl, ltree_ops_tmp c
WHERE
opcamid = (SELECT oid FROM pg_am WHERE amname = 'btree') AND
opcname = 'ltree_ops' AND
c.oprname = '<';
INSERT INTO pg_amop (amopclaid, amopstrategy, amopreqcheck, amopopr)
SELECT opcl.oid, 2, false, c.opoid
FROM pg_opclass opcl, ltree_ops_tmp c
WHERE
opcamid = (SELECT oid FROM pg_am WHERE amname = 'btree') AND
opcname = 'ltree_ops' AND
c.oprname = '<=';
INSERT INTO pg_amop (amopclaid, amopstrategy, amopreqcheck, amopopr)
SELECT opcl.oid, 3, false, c.opoid
FROM pg_opclass opcl, ltree_ops_tmp c
WHERE
opcamid = (SELECT oid FROM pg_am WHERE amname = 'btree') AND
opcname = 'ltree_ops' AND
c.oprname = '=';
INSERT INTO pg_amop (amopclaid, amopstrategy, amopreqcheck, amopopr)
SELECT opcl.oid, 4, false, c.opoid
FROM pg_opclass opcl, ltree_ops_tmp c
WHERE
opcamid = (SELECT oid FROM pg_am WHERE amname = 'btree') AND
opcname = 'ltree_ops' AND
c.oprname = '>=';
INSERT INTO pg_amop (amopclaid, amopstrategy, amopreqcheck, amopopr)
SELECT opcl.oid, 5, false, c.opoid
FROM pg_opclass opcl, ltree_ops_tmp c
WHERE
opcamid = (SELECT oid FROM pg_am WHERE amname = 'btree') AND
opcname = 'ltree_ops' AND
c.oprname = '>';
INSERT INTO pg_amproc (amopclaid, amprocnum, amproc)
SELECT opcl.oid, 1, p.oid
FROM pg_opclass opcl, pg_proc p
WHERE
opcamid = (SELECT oid FROM pg_am WHERE amname = 'btree') AND
opcname = 'ltree_ops' AND
p.proname = 'ltree_cmp';
drop table ltree_ops_tmp;
--lquery type
CREATE FUNCTION lquery_in(opaque)
RETURNS opaque
AS 'MODULE_PATHNAME'
LANGUAGE 'c' with (isstrict);
CREATE FUNCTION lquery_out(opaque)
RETURNS opaque
AS 'MODULE_PATHNAME'
LANGUAGE 'c' with (isstrict);
CREATE TYPE lquery (
internallength = -1,
input = lquery_in,
output = lquery_out,
storage = extended
);
CREATE FUNCTION ltq_regex(ltree,lquery)
RETURNS bool
AS 'MODULE_PATHNAME'
LANGUAGE 'c' with (isstrict,iscachable);
CREATE FUNCTION ltq_rregex(lquery,ltree)
RETURNS bool
AS 'MODULE_PATHNAME'
LANGUAGE 'c' with (isstrict,iscachable);
CREATE OPERATOR ~ (
LEFTARG = ltree, RIGHTARG = lquery, PROCEDURE = ltq_regex,
COMMUTATOR = '~',
RESTRICT = contsel, JOIN = contjoinsel
);
CREATE OPERATOR ~ (
LEFTARG = lquery, RIGHTARG = ltree, PROCEDURE = ltq_rregex,
COMMUTATOR = '~',
RESTRICT = contsel, JOIN = contjoinsel
);
--not-indexed
CREATE OPERATOR ^~ (
LEFTARG = ltree, RIGHTARG = lquery, PROCEDURE = ltq_regex,
COMMUTATOR = '^~',
RESTRICT = contsel, JOIN = contjoinsel
);
CREATE OPERATOR ^~ (
LEFTARG = lquery, RIGHTARG = ltree, PROCEDURE = ltq_rregex,
COMMUTATOR = '^~',
RESTRICT = contsel, JOIN = contjoinsel
);
CREATE FUNCTION ltxtq_in(opaque)
RETURNS opaque
AS 'MODULE_PATHNAME'
LANGUAGE 'c' with (isstrict);
CREATE FUNCTION ltxtq_out(opaque)
RETURNS opaque
AS 'MODULE_PATHNAME'
LANGUAGE 'c' with (isstrict);
CREATE TYPE ltxtquery (
internallength = -1,
input = ltxtq_in,
output = ltxtq_out,
storage = extended
);
-- operations with ltxtquery
CREATE FUNCTION ltxtq_exec(ltree, ltxtquery)
RETURNS bool
AS 'MODULE_PATHNAME'
LANGUAGE 'c' with (isstrict, iscachable);
CREATE FUNCTION ltxtq_rexec(ltxtquery, ltree)
RETURNS bool
AS 'MODULE_PATHNAME'
LANGUAGE 'c' with (isstrict, iscachable);
CREATE OPERATOR @ (
LEFTARG = ltree, RIGHTARG = ltxtquery, PROCEDURE = ltxtq_exec,
COMMUTATOR = '@',
RESTRICT = contsel, JOIN = contjoinsel
);
CREATE OPERATOR @ (
LEFTARG = ltxtquery, RIGHTARG = ltree, PROCEDURE = ltxtq_rexec,
COMMUTATOR = '@',
RESTRICT = contsel, JOIN = contjoinsel
);
--not-indexed
CREATE OPERATOR ^@ (
LEFTARG = ltree, RIGHTARG = ltxtquery, PROCEDURE = ltxtq_exec,
COMMUTATOR = '^@',
RESTRICT = contsel, JOIN = contjoinsel
);
CREATE OPERATOR ^@ (
LEFTARG = ltxtquery, RIGHTARG = ltree, PROCEDURE = ltxtq_rexec,
COMMUTATOR = '^@',
RESTRICT = contsel, JOIN = contjoinsel
);
--GiST support for ltree
CREATE FUNCTION ltree_gist_in(opaque)
RETURNS opaque
AS 'MODULE_PATHNAME'
LANGUAGE 'c' with (isstrict);
CREATE FUNCTION ltree_gist_out(opaque)
RETURNS opaque
AS 'MODULE_PATHNAME'
LANGUAGE 'c' with (isstrict);
CREATE TYPE ltree_gist (
internallength = -1,
input = ltree_gist_in,
output = ltree_gist_out,
storage = plain
);
create function ltree_consistent(opaque,opaque,int2) returns bool as 'MODULE_PATHNAME' language 'C';
create function ltree_compress(opaque) returns opaque as 'MODULE_PATHNAME' language 'C';
create function ltree_decompress(opaque) returns opaque as 'MODULE_PATHNAME' language 'C';
create function ltree_penalty(opaque,opaque,opaque) returns opaque as 'MODULE_PATHNAME' language 'C' with(isstrict);
create function ltree_picksplit(opaque, opaque) returns opaque as 'MODULE_PATHNAME' language 'C';
create function ltree_union(bytea, opaque) returns int4 as 'MODULE_PATHNAME' language 'C';
create function ltree_same(opaque, opaque, opaque) returns opaque as 'MODULE_PATHNAME' language 'C';
INSERT INTO pg_opclass (opcamid, opcname, opcnamespace, opcowner, opcintype, opckeytype, opcdefault)
SELECT pg_am.oid, 'gist_ltree_ops',
(SELECT oid FROM pg_namespace WHERE nspname = 'pg_catalog'),
1, -- UID of superuser is hardwired to 1 as of PG 7.3
pg_type.oid, pg_key.oid, true
FROM pg_type, pg_am, pg_type pg_key
WHERE pg_type.typname = 'ltree' and
pg_am.amname='gist' and
pg_key.typname = 'ltree_gist';
SELECT o.oid AS opoid, o.oprname
INTO TABLE ltree_ops_tmp
FROM pg_operator o, pg_type t
WHERE o.oprleft = t.oid and o.oprright = t.oid
and t.typname = 'ltree';
INSERT INTO pg_amop (amopclaid, amopopr, amopstrategy, amopreqcheck)
SELECT opcl.oid, c.opoid, 1, 'f'
FROM pg_opclass opcl, ltree_ops_tmp c
WHERE opcname = 'gist_ltree_ops'
and c.oprname = '<';
INSERT INTO pg_amop (amopclaid, amopopr, amopstrategy, amopreqcheck)
SELECT opcl.oid, c.opoid, 2, 'f'
FROM pg_opclass opcl, ltree_ops_tmp c
WHERE opcname = 'gist_ltree_ops'
and c.oprname = '<=';
INSERT INTO pg_amop (amopclaid, amopopr, amopstrategy, amopreqcheck)
SELECT opcl.oid, c.opoid, 3, 'f'
FROM pg_opclass opcl, ltree_ops_tmp c
WHERE opcname = 'gist_ltree_ops'
and c.oprname = '=';
INSERT INTO pg_amop (amopclaid, amopopr, amopstrategy, amopreqcheck)
SELECT opcl.oid, c.opoid, 4, 'f'
FROM pg_opclass opcl, ltree_ops_tmp c
WHERE opcname = 'gist_ltree_ops'
and c.oprname = '>=';
INSERT INTO pg_amop (amopclaid, amopopr, amopstrategy, amopreqcheck)
SELECT opcl.oid, c.opoid, 5, 'f'
FROM pg_opclass opcl, ltree_ops_tmp c
WHERE opcname = 'gist_ltree_ops'
and c.oprname = '>';
INSERT INTO pg_amop (amopclaid, amopstrategy, amopreqcheck, amopopr)
SELECT opcl.oid, 10, false, c.opoid
FROM pg_opclass opcl, ltree_ops_tmp c
WHERE
opcamid = (SELECT oid FROM pg_am WHERE amname = 'gist')
and opcname = 'gist_ltree_ops'
and c.oprname = '@>';
INSERT INTO pg_amop (amopclaid, amopstrategy, amopreqcheck, amopopr)
SELECT opcl.oid, 11, false, c.opoid
FROM pg_opclass opcl, ltree_ops_tmp c
WHERE
opcamid = (SELECT oid FROM pg_am WHERE amname = 'gist')
and opcname = 'gist_ltree_ops'
and c.oprname = '<@';
DROP TABLE ltree_ops_tmp;
INSERT INTO pg_amop (amopclaid, amopstrategy, amopreqcheck, amopopr)
SELECT opcl.oid, 12, false, o.oid
FROM pg_opclass opcl, pg_operator o, pg_type t, pg_type tq
WHERE
opcamid = (SELECT oid FROM pg_am WHERE amname = 'gist')
and opcname = 'gist_ltree_ops'
and t.typname = 'ltree' and tq.typname = 'lquery'
and o.oprleft = t.oid and o.oprright = tq.oid
and o.oprname = '~';
INSERT INTO pg_amop (amopclaid, amopstrategy, amopreqcheck, amopopr)
SELECT opcl.oid, 13, false, o.oid
FROM pg_opclass opcl, pg_operator o, pg_type t, pg_type tq
WHERE
opcamid = (SELECT oid FROM pg_am WHERE amname = 'gist')
and opcname = 'gist_ltree_ops'
and t.typname = 'lquery' and tq.typname = 'ltree'
and o.oprleft = t.oid and o.oprright = tq.oid
and o.oprname = '~';
INSERT INTO pg_amop (amopclaid, amopstrategy, amopreqcheck, amopopr)
SELECT opcl.oid, 14, false, o.oid
FROM pg_opclass opcl, pg_operator o, pg_type t, pg_type tq
WHERE
opcamid = (SELECT oid FROM pg_am WHERE amname = 'gist')
and opcname = 'gist_ltree_ops'
and t.typname = 'ltree' and tq.typname = 'ltxtquery'
and o.oprleft = t.oid and o.oprright = tq.oid
and o.oprname = '@';
INSERT INTO pg_amop (amopclaid, amopstrategy, amopreqcheck, amopopr)
SELECT opcl.oid, 15, false, o.oid
FROM pg_opclass opcl, pg_operator o, pg_type t, pg_type tq
WHERE
opcamid = (SELECT oid FROM pg_am WHERE amname = 'gist')
and opcname = 'gist_ltree_ops'
and t.typname = 'ltxtquery' and tq.typname = 'ltree'
and o.oprleft = t.oid and o.oprright = tq.oid
and o.oprname = '@';
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_ltree_ops'
and proname = 'ltree_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_ltree_ops'
and proname = 'ltree_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_ltree_ops'
and proname = 'ltree_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_ltree_ops'
and proname = 'ltree_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_ltree_ops'
and proname = 'ltree_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_ltree_ops'
and proname = 'ltree_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_ltree_ops'
and proname = 'ltree_same';
-- arrays of ltree
CREATE FUNCTION _ltree_isparent(_ltree,ltree)
RETURNS bool
AS 'MODULE_PATHNAME'
LANGUAGE 'c' with (isstrict,iscachable);
CREATE FUNCTION _ltree_r_isparent(ltree,_ltree)
RETURNS bool
AS 'MODULE_PATHNAME'
LANGUAGE 'c' with (isstrict,iscachable);
CREATE FUNCTION _ltree_risparent(_ltree,ltree)
RETURNS bool
AS 'MODULE_PATHNAME'
LANGUAGE 'c' with (isstrict,iscachable);
CREATE FUNCTION _ltree_r_risparent(ltree,_ltree)
RETURNS bool
AS 'MODULE_PATHNAME'
LANGUAGE 'c' with (isstrict,iscachable);
CREATE FUNCTION _ltq_regex(_ltree,lquery)
RETURNS bool
AS 'MODULE_PATHNAME'
LANGUAGE 'c' with (isstrict,iscachable);
CREATE FUNCTION _ltq_rregex(lquery,_ltree)
RETURNS bool
AS 'MODULE_PATHNAME'
LANGUAGE 'c' with (isstrict,iscachable);
CREATE FUNCTION _ltxtq_exec(_ltree, ltxtquery)
RETURNS bool
AS 'MODULE_PATHNAME'
LANGUAGE 'c' with (isstrict, iscachable);
CREATE FUNCTION _ltxtq_rexec(ltxtquery, _ltree)
RETURNS bool
AS 'MODULE_PATHNAME'
LANGUAGE 'c' with (isstrict, iscachable);
CREATE OPERATOR @> (
LEFTARG = _ltree, RIGHTARG = ltree, PROCEDURE = _ltree_isparent,
COMMUTATOR = '<@',
RESTRICT = contsel, JOIN = contjoinsel
);
CREATE OPERATOR <@ (
LEFTARG = ltree, RIGHTARG = _ltree, PROCEDURE = _ltree_r_isparent,
COMMUTATOR = '@>',
RESTRICT = contsel, JOIN = contjoinsel
);
CREATE OPERATOR <@ (
LEFTARG = _ltree, RIGHTARG = ltree, PROCEDURE = _ltree_risparent,
COMMUTATOR = '@>',
RESTRICT = contsel, JOIN = contjoinsel
);
CREATE OPERATOR @> (
LEFTARG = ltree, RIGHTARG = _ltree, PROCEDURE = _ltree_r_risparent,
COMMUTATOR = '<@',
RESTRICT = contsel, JOIN = contjoinsel
);
CREATE OPERATOR ~ (
LEFTARG = _ltree, RIGHTARG = lquery, PROCEDURE = _ltq_regex,
COMMUTATOR = '~',
RESTRICT = contsel, JOIN = contjoinsel
);
CREATE OPERATOR ~ (
LEFTARG = lquery, RIGHTARG = _ltree, PROCEDURE = _ltq_rregex,
COMMUTATOR = '~',
RESTRICT = contsel, JOIN = contjoinsel
);
CREATE OPERATOR @ (
LEFTARG = _ltree, RIGHTARG = ltxtquery, PROCEDURE = _ltxtq_exec,
COMMUTATOR = '@',
RESTRICT = contsel, JOIN = contjoinsel
);
CREATE OPERATOR @ (
LEFTARG = ltxtquery, RIGHTARG = _ltree, PROCEDURE = _ltxtq_rexec,
COMMUTATOR = '@',
RESTRICT = contsel, JOIN = contjoinsel
);
--not indexed
CREATE OPERATOR ^@> (
LEFTARG = _ltree, RIGHTARG = ltree, PROCEDURE = _ltree_isparent,
COMMUTATOR = '^<@',
RESTRICT = contsel, JOIN = contjoinsel
);
CREATE OPERATOR ^<@ (
LEFTARG = ltree, RIGHTARG = _ltree, PROCEDURE = _ltree_r_isparent,
COMMUTATOR = '^@>',
RESTRICT = contsel, JOIN = contjoinsel
);
CREATE OPERATOR ^<@ (
LEFTARG = _ltree, RIGHTARG = ltree, PROCEDURE = _ltree_risparent,
COMMUTATOR = '^@>',
RESTRICT = contsel, JOIN = contjoinsel
);
CREATE OPERATOR ^@> (
LEFTARG = ltree, RIGHTARG = _ltree, PROCEDURE = _ltree_r_risparent,
COMMUTATOR = '^<@',
RESTRICT = contsel, JOIN = contjoinsel
);
CREATE OPERATOR ^~ (
LEFTARG = _ltree, RIGHTARG = lquery, PROCEDURE = _ltq_regex,
COMMUTATOR = '^~',
RESTRICT = contsel, JOIN = contjoinsel
);
CREATE OPERATOR ^~ (
LEFTARG = lquery, RIGHTARG = _ltree, PROCEDURE = _ltq_rregex,
COMMUTATOR = '^~',
RESTRICT = contsel, JOIN = contjoinsel
);
CREATE OPERATOR ^@ (
LEFTARG = _ltree, RIGHTARG = ltxtquery, PROCEDURE = _ltxtq_exec,
COMMUTATOR = '^@',
RESTRICT = contsel, JOIN = contjoinsel
);
CREATE OPERATOR ^@ (
LEFTARG = ltxtquery, RIGHTARG = _ltree, PROCEDURE = _ltxtq_rexec,
COMMUTATOR = '^@',
RESTRICT = contsel, JOIN = contjoinsel
);
--extractors
CREATE FUNCTION _ltree_extract_isparent(_ltree,ltree)
RETURNS ltree
AS 'MODULE_PATHNAME'
LANGUAGE 'c' with (isstrict,iscachable);
CREATE OPERATOR ?@> (
LEFTARG = _ltree, RIGHTARG = ltree, PROCEDURE = _ltree_extract_isparent
);
CREATE FUNCTION _ltree_extract_risparent(_ltree,ltree)
RETURNS ltree
AS 'MODULE_PATHNAME'
LANGUAGE 'c' with (isstrict,iscachable);
CREATE OPERATOR ?<@ (
LEFTARG = _ltree, RIGHTARG = ltree, PROCEDURE = _ltree_extract_risparent
);
CREATE FUNCTION _ltq_extract_regex(_ltree,lquery)
RETURNS ltree
AS 'MODULE_PATHNAME'
LANGUAGE 'c' with (isstrict,iscachable);
CREATE OPERATOR ?~ (
LEFTARG = _ltree, RIGHTARG = lquery, PROCEDURE = _ltq_extract_regex
);
CREATE FUNCTION _ltxtq_extract_exec(_ltree,ltxtquery)
RETURNS ltree
AS 'MODULE_PATHNAME'
LANGUAGE 'c' with (isstrict,iscachable);
CREATE OPERATOR ?@ (
LEFTARG = _ltree, RIGHTARG = ltxtquery, PROCEDURE = _ltxtq_extract_exec
);
--GiST support for ltree[]
create function _ltree_consistent(opaque,opaque,int2) returns bool as 'MODULE_PATHNAME' language 'C';
create function _ltree_compress(opaque) returns opaque as 'MODULE_PATHNAME' language 'C';
create function _ltree_penalty(opaque,opaque,opaque) returns opaque as 'MODULE_PATHNAME' language 'C' with(isstrict);
create function _ltree_picksplit(opaque, opaque) returns opaque as 'MODULE_PATHNAME' language 'C';
create function _ltree_union(bytea, opaque) returns int4 as 'MODULE_PATHNAME' language 'C';
create function _ltree_same(opaque, opaque, opaque) returns opaque as 'MODULE_PATHNAME' language 'C';
INSERT INTO pg_opclass (opcamid, opcname, opcnamespace, opcowner, opcintype, opckeytype, opcdefault)
SELECT pg_am.oid, 'gist__ltree_ops',
(SELECT oid FROM pg_namespace WHERE nspname = 'pg_catalog'),
1, -- UID of superuser is hardwired to 1 as of PG 7.3
pg_type.oid, pg_key.oid, true
FROM pg_type, pg_am, pg_type pg_key
WHERE pg_type.typname = '_ltree' and
pg_am.amname='gist' and
pg_key.typname = 'ltree_gist';
INSERT INTO pg_amop (amopclaid, amopstrategy, amopreqcheck, amopopr)
SELECT opcl.oid, 12, true, o.oid
FROM pg_opclass opcl, pg_operator o, pg_type t, pg_type tq
WHERE
opcamid = (SELECT oid FROM pg_am WHERE amname = 'gist')
and opcname = 'gist__ltree_ops'
and t.typname = '_ltree' and tq.typname = 'lquery'
and o.oprleft = t.oid and o.oprright = tq.oid
and o.oprname = '~';
INSERT INTO pg_amop (amopclaid, amopstrategy, amopreqcheck, amopopr)
SELECT opcl.oid, 13, true, o.oid
FROM pg_opclass opcl, pg_operator o, pg_type t, pg_type tq
WHERE
opcamid = (SELECT oid FROM pg_am WHERE amname = 'gist')
and opcname = 'gist__ltree_ops'
and t.typname = 'lquery' and tq.typname = '_ltree'
and o.oprleft = t.oid and o.oprright = tq.oid
and o.oprname = '~';
INSERT INTO pg_amop (amopclaid, amopstrategy, amopreqcheck, amopopr)
SELECT opcl.oid, 14, true, o.oid
FROM pg_opclass opcl, pg_operator o, pg_type t, pg_type tq
WHERE
opcamid = (SELECT oid FROM pg_am WHERE amname = 'gist')
and opcname = 'gist__ltree_ops'
and t.typname = '_ltree' and tq.typname = 'ltxtquery'
and o.oprleft = t.oid and o.oprright = tq.oid
and o.oprname = '@';
INSERT INTO pg_amop (amopclaid, amopstrategy, amopreqcheck, amopopr)
SELECT opcl.oid, 15, true, o.oid
FROM pg_opclass opcl, pg_operator o, pg_type t, pg_type tq
WHERE
opcamid = (SELECT oid FROM pg_am WHERE amname = 'gist')
and opcname = 'gist__ltree_ops'
and t.typname = 'ltxtquery' and tq.typname = '_ltree'
and o.oprleft = t.oid and o.oprright = tq.oid
and o.oprname = '@';
INSERT INTO pg_amop (amopclaid, amopstrategy, amopreqcheck, amopopr)
SELECT opcl.oid, 10, true, o.oid
FROM pg_opclass opcl, pg_operator o, pg_type t, pg_type tq
WHERE
opcamid = (SELECT oid FROM pg_am WHERE amname = 'gist')
and opcname = 'gist__ltree_ops'
and t.typname = '_ltree' and tq.typname = 'ltree'
and o.oprleft = t.oid and o.oprright = tq.oid
and o.oprname = '<@';
INSERT INTO pg_amop (amopclaid, amopstrategy, amopreqcheck, amopopr)
SELECT opcl.oid, 11, true, o.oid
FROM pg_opclass opcl, pg_operator o, pg_type t, pg_type tq
WHERE
opcamid = (SELECT oid FROM pg_am WHERE amname = 'gist')
and opcname = 'gist__ltree_ops'
and t.typname = 'ltree' and tq.typname = '_ltree'
and o.oprleft = t.oid and o.oprright = tq.oid
and o.oprname = '@>';
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__ltree_ops'
and proname = '_ltree_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__ltree_ops'
and proname = '_ltree_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__ltree_ops'
and proname = '_ltree_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__ltree_ops'
and proname = 'ltree_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__ltree_ops'
and proname = '_ltree_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__ltree_ops'
and proname = '_ltree_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__ltree_ops'
and proname = '_ltree_same';
END;