CREATE EXTENSION hstore; -- Check whether any of our opclasses fail amvalidate SELECT amname, opcname FROM pg_opclass opc LEFT JOIN pg_am am ON am.oid = opcmethod WHERE opc.oid >= 16384 AND NOT amvalidate(opc.oid); set escape_string_warning=off; --hstore; select ''::hstore; select 'a=>b'::hstore; select ' a=>b'::hstore; select 'a =>b'::hstore; select 'a=>b '::hstore; select 'a=> b'::hstore; select '"a"=>"b"'::hstore; select ' "a"=>"b"'::hstore; select '"a" =>"b"'::hstore; select '"a"=>"b" '::hstore; select '"a"=> "b"'::hstore; select 'aa=>bb'::hstore; select ' aa=>bb'::hstore; select 'aa =>bb'::hstore; select 'aa=>bb '::hstore; select 'aa=> bb'::hstore; select '"aa"=>"bb"'::hstore; select ' "aa"=>"bb"'::hstore; select '"aa" =>"bb"'::hstore; select '"aa"=>"bb" '::hstore; select '"aa"=> "bb"'::hstore; select 'aa=>bb, cc=>dd'::hstore; select 'aa=>bb , cc=>dd'::hstore; select 'aa=>bb ,cc=>dd'::hstore; select 'aa=>bb, "cc"=>dd'::hstore; select 'aa=>bb , "cc"=>dd'::hstore; select 'aa=>bb ,"cc"=>dd'::hstore; select 'aa=>"bb", cc=>dd'::hstore; select 'aa=>"bb" , cc=>dd'::hstore; select 'aa=>"bb" ,cc=>dd'::hstore; select 'aa=>null'::hstore; select 'aa=>NuLl'::hstore; select 'aa=>"NuLl"'::hstore; select e'\\=a=>q=w'::hstore; select e'"=a"=>q\\=w'::hstore; select e'"\\"a"=>q>w'::hstore; select e'\\"a=>q"w'::hstore; select ''::hstore; select ' '::hstore; -- invalid input select ' =>null'::hstore; select 'aa=>"'::hstore; -- also try it with non-error-throwing API select pg_input_is_valid('a=>b', 'hstore'); select pg_input_is_valid('a=b', 'hstore'); select * from pg_input_error_info('a=b', 'hstore'); select * from pg_input_error_info(' =>b', 'hstore'); -- -> operator select 'aa=>b, c=>d , b=>16'::hstore->'c'; select 'aa=>b, c=>d , b=>16'::hstore->'b'; select 'aa=>b, c=>d , b=>16'::hstore->'aa'; select ('aa=>b, c=>d , b=>16'::hstore->'gg') is null; select ('aa=>NULL, c=>d , b=>16'::hstore->'aa') is null; select ('aa=>"NULL", c=>d , b=>16'::hstore->'aa') is null; -- -> array operator select 'aa=>"NULL", c=>d , b=>16'::hstore -> ARRAY['aa','c']; select 'aa=>"NULL", c=>d , b=>16'::hstore -> ARRAY['c','aa']; select 'aa=>NULL, c=>d , b=>16'::hstore -> ARRAY['aa','c',null]; select 'aa=>1, c=>3, b=>2, d=>4'::hstore -> ARRAY[['b','d'],['aa','c']]; -- exists/defined select exist('a=>NULL, b=>qq', 'a'); select exist('a=>NULL, b=>qq', 'b'); select exist('a=>NULL, b=>qq', 'c'); select exist('a=>"NULL", b=>qq', 'a'); select defined('a=>NULL, b=>qq', 'a'); select defined('a=>NULL, b=>qq', 'b'); select defined('a=>NULL, b=>qq', 'c'); select defined('a=>"NULL", b=>qq', 'a'); select hstore 'a=>NULL, b=>qq' ? 'a'; select hstore 'a=>NULL, b=>qq' ? 'b'; select hstore 'a=>NULL, b=>qq' ? 'c'; select hstore 'a=>"NULL", b=>qq' ? 'a'; select hstore 'a=>NULL, b=>qq' ?| ARRAY['a','b']; select hstore 'a=>NULL, b=>qq' ?| ARRAY['b','a']; select hstore 'a=>NULL, b=>qq' ?| ARRAY['c','a']; select hstore 'a=>NULL, b=>qq' ?| ARRAY['c','d']; select hstore 'a=>NULL, b=>qq' ?| '{}'::text[]; select hstore 'a=>NULL, b=>qq' ?& ARRAY['a','b']; select hstore 'a=>NULL, b=>qq' ?& ARRAY['b','a']; select hstore 'a=>NULL, b=>qq' ?& ARRAY['c','a']; select hstore 'a=>NULL, b=>qq' ?& ARRAY['c','d']; select hstore 'a=>NULL, b=>qq' ?& '{}'::text[]; -- delete select delete('a=>1 , b=>2, c=>3'::hstore, 'a'); select delete('a=>null , b=>2, c=>3'::hstore, 'a'); select delete('a=>1 , b=>2, c=>3'::hstore, 'b'); select delete('a=>1 , b=>2, c=>3'::hstore, 'c'); select delete('a=>1 , b=>2, c=>3'::hstore, 'd'); select 'a=>1 , b=>2, c=>3'::hstore - 'a'::text; select 'a=>null , b=>2, c=>3'::hstore - 'a'::text; select 'a=>1 , b=>2, c=>3'::hstore - 'b'::text; select 'a=>1 , b=>2, c=>3'::hstore - 'c'::text; select 'a=>1 , b=>2, c=>3'::hstore - 'd'::text; select pg_column_size('a=>1 , b=>2, c=>3'::hstore - 'b'::text) = pg_column_size('a=>1, b=>2'::hstore); -- delete (array) select delete('a=>1 , b=>2, c=>3'::hstore, ARRAY['d','e']); select delete('a=>1 , b=>2, c=>3'::hstore, ARRAY['d','b']); select delete('a=>1 , b=>2, c=>3'::hstore, ARRAY['a','c']); select delete('a=>1 , b=>2, c=>3'::hstore, ARRAY[['b'],['c'],['a']]); select delete('a=>1 , b=>2, c=>3'::hstore, '{}'::text[]); select 'a=>1 , b=>2, c=>3'::hstore - ARRAY['d','e']; select 'a=>1 , b=>2, c=>3'::hstore - ARRAY['d','b']; select 'a=>1 , b=>2, c=>3'::hstore - ARRAY['a','c']; select 'a=>1 , b=>2, c=>3'::hstore - ARRAY[['b'],['c'],['a']]; select 'a=>1 , b=>2, c=>3'::hstore - '{}'::text[]; select pg_column_size('a=>1 , b=>2, c=>3'::hstore - ARRAY['a','c']) = pg_column_size('b=>2'::hstore); select pg_column_size('a=>1 , b=>2, c=>3'::hstore - '{}'::text[]) = pg_column_size('a=>1, b=>2, c=>3'::hstore); -- delete (hstore) select delete('aa=>1 , b=>2, c=>3'::hstore, 'aa=>4, b=>2'::hstore); select delete('aa=>1 , b=>2, c=>3'::hstore, 'aa=>NULL, c=>3'::hstore); select delete('aa=>1 , b=>2, c=>3'::hstore, 'aa=>1, b=>2, c=>3'::hstore); select delete('aa=>1 , b=>2, c=>3'::hstore, 'b=>2'::hstore); select delete('aa=>1 , b=>2, c=>3'::hstore, ''::hstore); select 'aa=>1 , b=>2, c=>3'::hstore - 'aa=>4, b=>2'::hstore; select 'aa=>1 , b=>2, c=>3'::hstore - 'aa=>NULL, c=>3'::hstore; select 'aa=>1 , b=>2, c=>3'::hstore - 'aa=>1, b=>2, c=>3'::hstore; select 'aa=>1 , b=>2, c=>3'::hstore - 'b=>2'::hstore; select 'aa=>1 , b=>2, c=>3'::hstore - ''::hstore; select pg_column_size('a=>1 , b=>2, c=>3'::hstore - 'b=>2'::hstore) = pg_column_size('a=>1, c=>3'::hstore); select pg_column_size('a=>1 , b=>2, c=>3'::hstore - ''::hstore) = pg_column_size('a=>1, b=>2, c=>3'::hstore); -- || select 'aa=>1 , b=>2, cq=>3'::hstore || 'cq=>l, b=>g, fg=>f'; select 'aa=>1 , b=>2, cq=>3'::hstore || 'aq=>l'; select 'aa=>1 , b=>2, cq=>3'::hstore || 'aa=>l'; select 'aa=>1 , b=>2, cq=>3'::hstore || ''; select ''::hstore || 'cq=>l, b=>g, fg=>f'; select pg_column_size(''::hstore || ''::hstore) = pg_column_size(''::hstore); select pg_column_size('aa=>1'::hstore || 'b=>2'::hstore) = pg_column_size('aa=>1, b=>2'::hstore); select pg_column_size('aa=>1, b=>2'::hstore || ''::hstore) = pg_column_size('aa=>1, b=>2'::hstore); select pg_column_size(''::hstore || 'aa=>1, b=>2'::hstore) = pg_column_size('aa=>1, b=>2'::hstore); -- hstore(text,text) select 'a=>g, b=>c'::hstore || hstore('asd', 'gf'); select 'a=>g, b=>c'::hstore || hstore('b', 'gf'); select 'a=>g, b=>c'::hstore || hstore('b', 'NULL'); select 'a=>g, b=>c'::hstore || hstore('b', NULL); select ('a=>g, b=>c'::hstore || hstore(NULL, 'b')) is null; select pg_column_size(hstore('b', 'gf')) = pg_column_size('b=>gf'::hstore); select pg_column_size('a=>g, b=>c'::hstore || hstore('b', 'gf')) = pg_column_size('a=>g, b=>gf'::hstore); -- slice() select slice(hstore 'aa=>1, b=>2, c=>3', ARRAY['g','h','i']); select slice(hstore 'aa=>1, b=>2, c=>3', ARRAY['c','b']); select slice(hstore 'aa=>1, b=>2, c=>3', ARRAY['aa','b']); select slice(hstore 'aa=>1, b=>2, c=>3', ARRAY['c','b','aa']); select pg_column_size(slice(hstore 'aa=>1, b=>2, c=>3', ARRAY['c','b'])) = pg_column_size('b=>2, c=>3'::hstore); select pg_column_size(slice(hstore 'aa=>1, b=>2, c=>3', ARRAY['c','b','aa'])) = pg_column_size('aa=>1, b=>2, c=>3'::hstore); -- array input select '{}'::text[]::hstore; select ARRAY['a','g','b','h','asd']::hstore; select ARRAY['a','g','b','h','asd','i']::hstore; select ARRAY[['a','g'],['b','h'],['asd','i']]::hstore; select ARRAY[['a','g','b'],['h','asd','i']]::hstore; select ARRAY[[['a','g'],['b','h'],['asd','i']]]::hstore; select hstore('{}'::text[]); select hstore(ARRAY['a','g','b','h','asd']); select hstore(ARRAY['a','g','b','h','asd','i']); select hstore(ARRAY[['a','g'],['b','h'],['asd','i']]); select hstore(ARRAY[['a','g','b'],['h','asd','i']]); select hstore(ARRAY[[['a','g'],['b','h'],['asd','i']]]); select hstore('[0:5]={a,g,b,h,asd,i}'::text[]); select hstore('[0:2][1:2]={{a,g},{b,h},{asd,i}}'::text[]); -- pairs of arrays select hstore(ARRAY['a','b','asd'], ARRAY['g','h','i']); select hstore(ARRAY['a','b','asd'], ARRAY['g','h',NULL]); select hstore(ARRAY['z','y','x'], ARRAY['1','2','3']); select hstore(ARRAY['aaa','bb','c','d'], ARRAY[null::text,null,null,null]); select hstore(ARRAY['aaa','bb','c','d'], null); select quote_literal(hstore('{}'::text[], '{}'::text[])); select quote_literal(hstore('{}'::text[], null)); select hstore(ARRAY['a'], '{}'::text[]); -- error select hstore('{}'::text[], ARRAY['a']); -- error select pg_column_size(hstore(ARRAY['a','b','asd'], ARRAY['g','h','i'])) = pg_column_size('a=>g, b=>h, asd=>i'::hstore); -- records select hstore(v) from (values (1, 'foo', 1.2, 3::float8)) v(a,b,c,d); create domain hstestdom1 as integer not null default 0; create table testhstore0 (a integer, b text, c numeric, d float8); create table testhstore1 (a integer, b text, c numeric, d float8, e hstestdom1); insert into testhstore0 values (1, 'foo', 1.2, 3::float8); insert into testhstore1 values (1, 'foo', 1.2, 3::float8); select hstore(v) from testhstore1 v; select hstore(null::testhstore0); select hstore(null::testhstore1); select pg_column_size(hstore(v)) = pg_column_size('a=>1, b=>"foo", c=>"1.2", d=>"3", e=>"0"'::hstore) from testhstore1 v; select populate_record(v, hstore('c', '3.45')) from testhstore1 v; select populate_record(v, hstore('d', '3.45')) from testhstore1 v; select populate_record(v, hstore('e', '123')) from testhstore1 v; select populate_record(v, hstore('e', null)) from testhstore1 v; select populate_record(v, hstore('c', null)) from testhstore1 v; select populate_record(v, hstore('b', 'foo') || hstore('a', '123')) from testhstore1 v; select populate_record(v, hstore('b', 'foo') || hstore('e', null)) from testhstore0 v; select populate_record(v, hstore('b', 'foo') || hstore('e', null)) from testhstore1 v; select populate_record(v, '') from testhstore0 v; select populate_record(v, '') from testhstore1 v; select populate_record(null::testhstore1, hstore('c', '3.45') || hstore('a', '123')); select populate_record(null::testhstore1, hstore('c', '3.45') || hstore('e', '123')); select populate_record(null::testhstore0, ''); select populate_record(null::testhstore1, ''); select v #= hstore('c', '3.45') from testhstore1 v; select v #= hstore('d', '3.45') from testhstore1 v; select v #= hstore('e', '123') from testhstore1 v; select v #= hstore('c', null) from testhstore1 v; select v #= hstore('e', null) from testhstore0 v; select v #= hstore('e', null) from testhstore1 v; select v #= (hstore('b', 'foo') || hstore('a', '123')) from testhstore1 v; select v #= (hstore('b', 'foo') || hstore('e', '123')) from testhstore1 v; select v #= hstore '' from testhstore0 v; select v #= hstore '' from testhstore1 v; select null::testhstore1 #= (hstore('c', '3.45') || hstore('a', '123')); select null::testhstore1 #= (hstore('c', '3.45') || hstore('e', '123')); select null::testhstore0 #= hstore ''; select null::testhstore1 #= hstore ''; select v #= h from testhstore1 v, (values (hstore 'a=>123',1),('b=>foo,c=>3.21',2),('a=>null',3),('e=>123',4),('f=>blah',5)) x(h,i) order by i; -- keys/values select akeys('aa=>1 , b=>2, cq=>3'::hstore || 'cq=>l, b=>g, fg=>f'); select akeys('""=>1'); select akeys(''); select avals('aa=>1 , b=>2, cq=>3'::hstore || 'cq=>l, b=>g, fg=>f'); select avals('aa=>1 , b=>2, cq=>3'::hstore || 'cq=>l, b=>g, fg=>NULL'); select avals('""=>1'); select avals(''); select hstore_to_array('aa=>1, cq=>l, b=>g, fg=>NULL'::hstore); select %% 'aa=>1, cq=>l, b=>g, fg=>NULL'; select hstore_to_matrix('aa=>1, cq=>l, b=>g, fg=>NULL'::hstore); select %# 'aa=>1, cq=>l, b=>g, fg=>NULL'; select * from skeys('aa=>1 , b=>2, cq=>3'::hstore || 'cq=>l, b=>g, fg=>f'); select * from skeys('""=>1'); select * from skeys(''); select * from svals('aa=>1 , b=>2, cq=>3'::hstore || 'cq=>l, b=>g, fg=>f'); select *, svals is null from svals('aa=>1 , b=>2, cq=>3'::hstore || 'cq=>l, b=>g, fg=>NULL'); select * from svals('""=>1'); select * from svals(''); select * from each('aaa=>bq, b=>NULL, ""=>1 '); -- @> select 'a=>b, b=>1, c=>NULL'::hstore @> 'a=>b'; select 'a=>b, b=>1, c=>NULL'::hstore @> 'a=>b, c=>NULL'; select 'a=>b, b=>1, c=>NULL'::hstore @> 'a=>b, g=>NULL'; select 'a=>b, b=>1, c=>NULL'::hstore @> 'g=>NULL'; select 'a=>b, b=>1, c=>NULL'::hstore @> 'a=>c'; select 'a=>b, b=>1, c=>NULL'::hstore @> 'a=>b'; select 'a=>b, b=>1, c=>NULL'::hstore @> 'a=>b, c=>q'; CREATE TABLE testhstore (h hstore); \copy testhstore from 'data/hstore.data' select count(*) from testhstore where h @> 'wait=>NULL'; select count(*) from testhstore where h @> 'wait=>CC'; select count(*) from testhstore where h @> 'wait=>CC, public=>t'; select count(*) from testhstore where h ? 'public'; select count(*) from testhstore where h ?| ARRAY['public','disabled']; select count(*) from testhstore where h ?& ARRAY['public','disabled']; create index hidx on testhstore using gist(h); set enable_seqscan=off; select count(*) from testhstore where h @> 'wait=>NULL'; select count(*) from testhstore where h @> 'wait=>CC'; select count(*) from testhstore where h @> 'wait=>CC, public=>t'; select count(*) from testhstore where h ? 'public'; select count(*) from testhstore where h ?| ARRAY['public','disabled']; select count(*) from testhstore where h ?& ARRAY['public','disabled']; drop index hidx; create index hidx on testhstore using gist(h gist_hstore_ops(siglen=0)); create index hidx on testhstore using gist(h gist_hstore_ops(siglen=2025)); create index hidx on testhstore using gist(h gist_hstore_ops(siglen=2024)); set enable_seqscan=off; select count(*) from testhstore where h @> 'wait=>NULL'; select count(*) from testhstore where h @> 'wait=>CC'; select count(*) from testhstore where h @> 'wait=>CC, public=>t'; select count(*) from testhstore where h ? 'public'; select count(*) from testhstore where h ?| ARRAY['public','disabled']; select count(*) from testhstore where h ?& ARRAY['public','disabled']; drop index hidx; create index hidx on testhstore using gin (h); set enable_seqscan=off; select count(*) from testhstore where h @> 'wait=>NULL'; select count(*) from testhstore where h @> 'wait=>CC'; select count(*) from testhstore where h @> 'wait=>CC, public=>t'; select count(*) from testhstore where h ? 'public'; select count(*) from testhstore where h ?| ARRAY['public','disabled']; select count(*) from testhstore where h ?& ARRAY['public','disabled']; select count(*) from (select (each(h)).key from testhstore) as wow ; select key, count(*) from (select (each(h)).key from testhstore) as wow group by key order by count desc, key; -- sort/hash select count(distinct h) from testhstore; set enable_hashagg = false; select count(*) from (select h from (select * from testhstore union all select * from testhstore) hs group by h) hs2; set enable_hashagg = true; set enable_sort = false; select count(*) from (select h from (select * from testhstore union all select * from testhstore) hs group by h) hs2; select distinct * from (values (hstore '' || ''),('')) v(h); set enable_sort = true; -- btree drop index hidx; create index hidx on testhstore using btree (h); set enable_seqscan=off; select count(*) from testhstore where h #># 'p=>1'; select count(*) from testhstore where h = 'pos=>98, line=>371, node=>CBA, indexed=>t'; -- json and jsonb select hstore_to_json('"a key" =>1, b => t, c => null, d=> 12345, e => 012345, f=> 1.234, g=> 2.345e+4'); select cast( hstore '"a key" =>1, b => t, c => null, d=> 12345, e => 012345, f=> 1.234, g=> 2.345e+4' as json); select hstore_to_json_loose('"a key" =>1, b => t, c => null, d=> 12345, e => 012345, f=> 1.234, g=> 2.345e+4, h=> "2016-01-01"'); select hstore_to_jsonb('"a key" =>1, b => t, c => null, d=> 12345, e => 012345, f=> 1.234, g=> 2.345e+4'); select cast( hstore '"a key" =>1, b => t, c => null, d=> 12345, e => 012345, f=> 1.234, g=> 2.345e+4' as jsonb); select hstore_to_jsonb_loose('"a key" =>1, b => t, c => null, d=> 12345, e => 012345, f=> 1.234, g=> 2.345e+4, h=> "2016-01-01"'); create table test_json_agg (f1 text, f2 hstore); insert into test_json_agg values ('rec1','"a key" =>1, b => t, c => null, d=> 12345, e => 012345, f=> 1.234, g=> 2.345e+4'), ('rec2','"a key" =>2, b => f, c => "null", d=> -12345, e => 012345.6, f=> -1.234, g=> 0.345e-4'); select json_agg(q) from test_json_agg q; select json_agg(q) from (select f1, hstore_to_json_loose(f2) as f2 from test_json_agg) q; -- Test subscripting insert into test_json_agg default values; select f2['d'], f2['x'] is null as x_isnull from test_json_agg; select f2['d']['e'] from test_json_agg; -- error select f2['d':'e'] from test_json_agg; -- error update test_json_agg set f2['d'] = f2['e'], f2['x'] = 'xyzzy'; select f2 from test_json_agg; -- Test subscripting in plpgsql do $$ declare h hstore; begin h['a'] := 'b'; raise notice 'h = %, h[a] = %', h, h['a']; end $$; -- Check the hstore_hash() and hstore_hash_extended() function explicitly. SELECT v as value, hstore_hash(v)::bit(32) as standard, hstore_hash_extended(v, 0)::bit(32) as extended0, hstore_hash_extended(v, 1)::bit(32) as extended1 FROM (VALUES (NULL::hstore), (''), ('"a key" =>1'), ('c => null'), ('e => 012345'), ('g => 2.345e+4')) x(v) WHERE hstore_hash(v)::bit(32) != hstore_hash_extended(v, 0)::bit(32) OR hstore_hash(v)::bit(32) = hstore_hash_extended(v, 1)::bit(32);