CREATE EXTENSION ltree; SELECT ''::ltree; SELECT '1'::ltree; SELECT '1.2'::ltree; SELECT '1.2._3'::ltree; SELECT ltree2text('1.2.3.34.sdf'); SELECT text2ltree('1.2.3.34.sdf'); SELECT subltree('Top.Child1.Child2',1,2); SELECT subpath('Top.Child1.Child2',1,2); SELECT subpath('Top.Child1.Child2',-1,1); SELECT subpath('Top.Child1.Child2',0,-2); SELECT subpath('Top.Child1.Child2',0,-1); SELECT subpath('Top.Child1.Child2',0,0); SELECT subpath('Top.Child1.Child2',1,0); SELECT subpath('Top.Child1.Child2',0); SELECT subpath('Top.Child1.Child2',1); SELECT index('1.2.3.4.5.6','1.2'); SELECT index('a.1.2.3.4.5.6','1.2'); SELECT index('a.1.2.3.4.5.6','1.2.3'); SELECT index('a.1.2.3.4.5.6','1.2.3.j'); SELECT index('a.1.2.3.4.5.6','1.2.3.j.4.5.5.5.5.5.5'); SELECT index('a.1.2.3.4.5.6','1.2.3'); SELECT index('a.1.2.3.4.5.6','6'); SELECT index('a.1.2.3.4.5.6','6.1'); SELECT index('a.1.2.3.4.5.6','5.6'); SELECT index('0.1.2.3.5.4.5.6','5.6'); SELECT index('0.1.2.3.5.4.5.6.8.5.6.8','5.6',3); SELECT index('0.1.2.3.5.4.5.6.8.5.6.8','5.6',6); SELECT index('0.1.2.3.5.4.5.6.8.5.6.8','5.6',7); SELECT index('0.1.2.3.5.4.5.6.8.5.6.8','5.6',-7); SELECT index('0.1.2.3.5.4.5.6.8.5.6.8','5.6',-4); SELECT index('0.1.2.3.5.4.5.6.8.5.6.8','5.6',-3); SELECT index('0.1.2.3.5.4.5.6.8.5.6.8','5.6',-2); SELECT index('0.1.2.3.5.4.5.6.8.5.6.8','5.6',-20000); SELECT 'Top.Child1.Child2'::ltree || 'Child3'::text; SELECT 'Top.Child1.Child2'::ltree || 'Child3'::ltree; SELECT 'Top_0'::ltree || 'Top.Child1.Child2'::ltree; SELECT 'Top.Child1.Child2'::ltree || ''::ltree; SELECT ''::ltree || 'Top.Child1.Child2'::ltree; SELECT lca('{la.2.3,1.2.3.4.5.6,""}') IS NULL; SELECT lca('{la.2.3,1.2.3.4.5.6}') IS NULL; SELECT lca('{1.la.2.3,1.2.3.4.5.6}'); SELECT lca('{1.2.3,1.2.3.4.5.6}'); SELECT lca('1.la.2.3','1.2.3.4.5.6'); SELECT lca('1.2.3','1.2.3.4.5.6'); SELECT lca('1.2.2.3','1.2.3.4.5.6'); SELECT lca('1.2.2.3','1.2.3.4.5.6',''); SELECT lca('1.2.2.3','1.2.3.4.5.6','2'); SELECT lca('1.2.2.3','1.2.3.4.5.6','1'); SELECT '1'::lquery; SELECT '4|3|2'::lquery; SELECT '1.2'::lquery; SELECT '1.4|3|2'::lquery; SELECT '1.0'::lquery; SELECT '4|3|2.0'::lquery; SELECT '1.2.0'::lquery; SELECT '1.4|3|2.0'::lquery; SELECT '1.*'::lquery; SELECT '4|3|2.*'::lquery; SELECT '1.2.*'::lquery; SELECT '1.4|3|2.*'::lquery; SELECT '*.1.*'::lquery; SELECT '*.4|3|2.*'::lquery; SELECT '*.1.2.*'::lquery; SELECT '*.1.4|3|2.*'::lquery; SELECT '1.*.4|3|2'::lquery; SELECT '1.*.4|3|2.0'::lquery; SELECT '1.*.4|3|2.*{1,4}'::lquery; SELECT '1.*.4|3|2.*{,4}'::lquery; SELECT '1.*.4|3|2.*{1,}'::lquery; SELECT '1.*.4|3|2.*{1}'::lquery; SELECT 'qwerty%@*.tu'::lquery; SELECT nlevel('1.2.3.4'); SELECT '1.2'::ltree < '2.2'::ltree; SELECT '1.2'::ltree <= '2.2'::ltree; SELECT '2.2'::ltree = '2.2'::ltree; SELECT '3.2'::ltree >= '2.2'::ltree; SELECT '3.2'::ltree > '2.2'::ltree; SELECT '1.2.3'::ltree @> '1.2.3.4'::ltree; SELECT '1.2.3.4'::ltree @> '1.2.3.4'::ltree; SELECT '1.2.3.4.5'::ltree @> '1.2.3.4'::ltree; SELECT '1.3.3'::ltree @> '1.2.3.4'::ltree; SELECT 'a.b.c.d.e'::ltree ~ 'a.b.c.d.e'; SELECT 'a.b.c.d.e'::ltree ~ 'A.b.c.d.e'; SELECT 'a.b.c.d.e'::ltree ~ 'A@.b.c.d.e'; SELECT 'aa.b.c.d.e'::ltree ~ 'A@.b.c.d.e'; SELECT 'aa.b.c.d.e'::ltree ~ 'A*.b.c.d.e'; SELECT 'aa.b.c.d.e'::ltree ~ 'A*@.b.c.d.e'; SELECT 'aa.b.c.d.e'::ltree ~ 'A*@|g.b.c.d.e'; SELECT 'g.b.c.d.e'::ltree ~ 'A*@|g.b.c.d.e'; SELECT 'a.b.c.d.e'::ltree ~ 'a.b.c.d.e'; SELECT 'a.b.c.d.e'::ltree ~ 'a.*.e'; SELECT 'a.b.c.d.e'::ltree ~ 'a.*{3}.e'; SELECT 'a.b.c.d.e'::ltree ~ 'a.*{2}.e'; SELECT 'a.b.c.d.e'::ltree ~ 'a.*{4}.e'; SELECT 'a.b.c.d.e'::ltree ~ 'a.*{,4}.e'; SELECT 'a.b.c.d.e'::ltree ~ 'a.*{2,}.e'; SELECT 'a.b.c.d.e'::ltree ~ 'a.*{2,4}.e'; SELECT 'a.b.c.d.e'::ltree ~ 'a.*{2,3}.e'; SELECT 'a.b.c.d.e'::ltree ~ 'a.*{2,3}'; SELECT 'a.b.c.d.e'::ltree ~ 'a.*{2,4}'; SELECT 'a.b.c.d.e'::ltree ~ 'a.*{2,5}'; SELECT 'a.b.c.d.e'::ltree ~ '*{2,3}.e'; SELECT 'a.b.c.d.e'::ltree ~ '*{2,4}.e'; SELECT 'a.b.c.d.e'::ltree ~ '*{2,5}.e'; SELECT 'a.b.c.d.e'::ltree ~ '*.e'; SELECT 'a.b.c.d.e'::ltree ~ '*.e.*'; SELECT 'a.b.c.d.e'::ltree ~ '*.d.*'; SELECT 'a.b.c.d.e'::ltree ~ '*.a.*.d.*'; SELECT 'a.b.c.d.e'::ltree ~ '*.!d.*'; SELECT 'a.b.c.d.e'::ltree ~ '*.!d'; SELECT 'a.b.c.d.e'::ltree ~ '!d.*'; SELECT 'a.b.c.d.e'::ltree ~ '!a.*'; SELECT 'a.b.c.d.e'::ltree ~ '*.!e'; SELECT 'a.b.c.d.e'::ltree ~ '*.!e.*'; SELECT 'a.b.c.d.e'::ltree ~ 'a.*.!e'; SELECT 'a.b.c.d.e'::ltree ~ 'a.*.!d'; SELECT 'a.b.c.d.e'::ltree ~ 'a.*.!d.*'; SELECT 'a.b.c.d.e'::ltree ~ 'a.*.!f.*'; SELECT 'a.b.c.d.e'::ltree ~ '*.a.*.!f.*'; SELECT 'a.b.c.d.e'::ltree ~ '*.a.*.!d.*'; SELECT 'a.b.c.d.e'::ltree ~ '*.a.!d.*'; SELECT 'a.b.c.d.e'::ltree ~ '*.a.!d'; SELECT 'a.b.c.d.e'::ltree ~ 'a.!d.*'; SELECT 'a.b.c.d.e'::ltree ~ '*.a.*.!d.*'; SELECT 'a.b.c.d.e'::ltree ~ '*.!b.*'; SELECT 'a.b.c.d.e'::ltree ~ '*.!b.c.*'; SELECT 'a.b.c.d.e'::ltree ~ '*.!b.*.c.*'; SELECT 'a.b.c.d.e'::ltree ~ '!b.*.c.*'; SELECT 'a.b.c.d.e'::ltree ~ '!b.b.*'; SELECT 'a.b.c.d.e'::ltree ~ '!b.*.e'; SELECT 'a.b.c.d.e'::ltree ~ '!b.!c.*.e'; SELECT 'a.b.c.d.e'::ltree ~ '!b.*.!c.*.e'; SELECT 'a.b.c.d.e'::ltree ~ '*{2}.!b.*.!c.*.e'; SELECT 'a.b.c.d.e'::ltree ~ '*{1}.!b.*.!c.*.e'; SELECT 'a.b.c.d.e'::ltree ~ '*{1}.!b.*{1}.!c.*.e'; SELECT 'a.b.c.d.e'::ltree ~ 'a.!b.*{1}.!c.*.e'; SELECT 'a.b.c.d.e'::ltree ~ '!b.*{1}.!c.*.e'; SELECT 'a.b.c.d.e'::ltree ~ '*.!b.*{1}.!c.*.e'; SELECT 'a.b.c.d.e'::ltree ~ '*.!b.*.!c.*.e'; SELECT 'a.b.c.d.e'::ltree ~ '!b.!c.*'; SELECT 'a.b.c.d.e'::ltree ~ '!b.*.!c.*'; SELECT 'a.b.c.d.e'::ltree ~ '*{2}.!b.*.!c.*'; SELECT 'a.b.c.d.e'::ltree ~ '*{1}.!b.*.!c.*'; SELECT 'a.b.c.d.e'::ltree ~ '*{1}.!b.*{1}.!c.*'; SELECT 'a.b.c.d.e'::ltree ~ 'a.!b.*{1}.!c.*'; SELECT 'a.b.c.d.e'::ltree ~ '!b.*{1}.!c.*'; SELECT 'a.b.c.d.e'::ltree ~ '*.!b.*{1}.!c.*'; SELECT 'a.b.c.d.e'::ltree ~ '*.!b.*.!c.*'; SELECT 'QWER_TY'::ltree ~ 'q%@*'; SELECT 'QWER_TY'::ltree ~ 'Q_t%@*'; SELECT 'QWER_GY'::ltree ~ 'q_t%@*'; --ltxtquery SELECT '!tree & aWdf@*'::ltxtquery; SELECT 'tree & aw_qw%*'::ltxtquery; SELECT 'ltree.awdfg'::ltree @ '!tree & aWdf@*'::ltxtquery; SELECT 'tree.awdfg'::ltree @ '!tree & aWdf@*'::ltxtquery; SELECT 'tree.awdfg'::ltree @ '!tree | aWdf@*'::ltxtquery; SELECT 'tree.awdfg'::ltree @ 'tree | aWdf@*'::ltxtquery; SELECT 'tree.awdfg'::ltree @ 'tree & aWdf@*'::ltxtquery; SELECT 'tree.awdfg'::ltree @ 'tree & aWdf@'::ltxtquery; SELECT 'tree.awdfg'::ltree @ 'tree & aWdf*'::ltxtquery; SELECT 'tree.awdfg'::ltree @ 'tree & aWdf'::ltxtquery; SELECT 'tree.awdfg'::ltree @ 'tree & awdf*'::ltxtquery; SELECT 'tree.awdfg'::ltree @ 'tree & aWdfg@'::ltxtquery; SELECT 'tree.awdfg_qwerty'::ltree @ 'tree & aw_qw%*'::ltxtquery; SELECT 'tree.awdfg_qwerty'::ltree @ 'tree & aw_rw%*'::ltxtquery; --arrays SELECT '{1.2.3}'::ltree[] @> '1.2.3.4'; SELECT '{1.2.3.4}'::ltree[] @> '1.2.3.4'; SELECT '{1.2.3.4.5}'::ltree[] @> '1.2.3.4'; SELECT '{1.3.3}'::ltree[] @> '1.2.3.4'; SELECT '{5.67.8, 1.2.3}'::ltree[] @> '1.2.3.4'; SELECT '{5.67.8, 1.2.3.4}'::ltree[] @> '1.2.3.4'; SELECT '{5.67.8, 1.2.3.4.5}'::ltree[] @> '1.2.3.4'; SELECT '{5.67.8, 1.3.3}'::ltree[] @> '1.2.3.4'; SELECT '{1.2.3, 7.12.asd}'::ltree[] @> '1.2.3.4'; SELECT '{1.2.3.4, 7.12.asd}'::ltree[] @> '1.2.3.4'; SELECT '{1.2.3.4.5, 7.12.asd}'::ltree[] @> '1.2.3.4'; SELECT '{1.3.3, 7.12.asd}'::ltree[] @> '1.2.3.4'; SELECT '{ltree.asd, tree.awdfg}'::ltree[] @ 'tree & aWdfg@'::ltxtquery; SELECT '{j.k.l.m, g.b.c.d.e}'::ltree[] ~ 'A*@|g.b.c.d.e'; SELECT 'a.b.c.d.e'::ltree ? '{A.b.c.d.e}'; SELECT 'a.b.c.d.e'::ltree ? '{a.b.c.d.e}'; SELECT 'a.b.c.d.e'::ltree ? '{A.b.c.d.e, a.*}'; SELECT '{a.b.c.d.e,B.df}'::ltree[] ? '{A.b.c.d.e}'; SELECT '{a.b.c.d.e,B.df}'::ltree[] ? '{A.b.c.d.e,*.df}'; --exractors SELECT ('{3456,1.2.3.34}'::ltree[] ?@> '1.2.3.4') is null; SELECT '{3456,1.2.3}'::ltree[] ?@> '1.2.3.4'; SELECT '{3456,1.2.3.4}'::ltree[] ?<@ '1.2.3'; SELECT ('{3456,1.2.3.4}'::ltree[] ?<@ '1.2.5') is null; SELECT '{ltree.asd, tree.awdfg}'::ltree[] ?@ 'tree & aWdfg@'::ltxtquery; SELECT '{j.k.l.m, g.b.c.d.e}'::ltree[] ?~ 'A*@|g.b.c.d.e'; CREATE TABLE ltreetest (t ltree); \copy ltreetest FROM 'data/ltree.data' SELECT * FROM ltreetest WHERE t < '12.3' order by t asc; SELECT * FROM ltreetest WHERE t <= '12.3' order by t asc; SELECT * FROM ltreetest WHERE t = '12.3' order by t asc; SELECT * FROM ltreetest WHERE t >= '12.3' order by t asc; SELECT * FROM ltreetest WHERE t > '12.3' order by t asc; SELECT * FROM ltreetest WHERE t @> '1.1.1' order by t asc; SELECT * FROM ltreetest WHERE t <@ '1.1.1' order by t asc; SELECT * FROM ltreetest WHERE t @ '23 & 1' order by t asc; SELECT * FROM ltreetest WHERE t ~ '1.1.1.*' order by t asc; SELECT * FROM ltreetest WHERE t ~ '*.1' order by t asc; SELECT * FROM ltreetest WHERE t ~ '23.*{1}.1' order by t asc; SELECT * FROM ltreetest WHERE t ~ '23.*.1' order by t asc; SELECT * FROM ltreetest WHERE t ~ '23.*.2' order by t asc; SELECT * FROM ltreetest WHERE t ? '{23.*.1,23.*.2}' order by t asc; create unique index tstidx on ltreetest (t); set enable_seqscan=off; SELECT * FROM ltreetest WHERE t < '12.3' order by t asc; SELECT * FROM ltreetest WHERE t <= '12.3' order by t asc; SELECT * FROM ltreetest WHERE t = '12.3' order by t asc; SELECT * FROM ltreetest WHERE t >= '12.3' order by t asc; SELECT * FROM ltreetest WHERE t > '12.3' order by t asc; drop index tstidx; create index tstidx on ltreetest using gist (t); set enable_seqscan=off; SELECT * FROM ltreetest WHERE t < '12.3' order by t asc; SELECT * FROM ltreetest WHERE t <= '12.3' order by t asc; SELECT * FROM ltreetest WHERE t = '12.3' order by t asc; SELECT * FROM ltreetest WHERE t >= '12.3' order by t asc; SELECT * FROM ltreetest WHERE t > '12.3' order by t asc; SELECT * FROM ltreetest WHERE t @> '1.1.1' order by t asc; SELECT * FROM ltreetest WHERE t <@ '1.1.1' order by t asc; SELECT * FROM ltreetest WHERE t @ '23 & 1' order by t asc; SELECT * FROM ltreetest WHERE t ~ '1.1.1.*' order by t asc; SELECT * FROM ltreetest WHERE t ~ '*.1' order by t asc; SELECT * FROM ltreetest WHERE t ~ '23.*{1}.1' order by t asc; SELECT * FROM ltreetest WHERE t ~ '23.*.1' order by t asc; SELECT * FROM ltreetest WHERE t ~ '23.*.2' order by t asc; SELECT * FROM ltreetest WHERE t ? '{23.*.1,23.*.2}' order by t asc; create table _ltreetest (t ltree[]); \copy _ltreetest FROM 'data/_ltree.data' SELECT count(*) FROM _ltreetest WHERE t @> '1.1.1' ; SELECT count(*) FROM _ltreetest WHERE t <@ '1.1.1' ; SELECT count(*) FROM _ltreetest WHERE t @ '23 & 1' ; SELECT count(*) FROM _ltreetest WHERE t ~ '1.1.1.*' ; SELECT count(*) FROM _ltreetest WHERE t ~ '*.1' ; SELECT count(*) FROM _ltreetest WHERE t ~ '23.*{1}.1' ; SELECT count(*) FROM _ltreetest WHERE t ~ '23.*.1' ; SELECT count(*) FROM _ltreetest WHERE t ~ '23.*.2' ; SELECT count(*) FROM _ltreetest WHERE t ? '{23.*.1,23.*.2}' ; create index _tstidx on _ltreetest using gist (t); set enable_seqscan=off; SELECT count(*) FROM _ltreetest WHERE t @> '1.1.1' ; SELECT count(*) FROM _ltreetest WHERE t <@ '1.1.1' ; SELECT count(*) FROM _ltreetest WHERE t @ '23 & 1' ; SELECT count(*) FROM _ltreetest WHERE t ~ '1.1.1.*' ; SELECT count(*) FROM _ltreetest WHERE t ~ '*.1' ; SELECT count(*) FROM _ltreetest WHERE t ~ '23.*{1}.1' ; SELECT count(*) FROM _ltreetest WHERE t ~ '23.*.1' ; SELECT count(*) FROM _ltreetest WHERE t ~ '23.*.2' ; SELECT count(*) FROM _ltreetest WHERE t ? '{23.*.1,23.*.2}' ;