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-rw-r--r--contrib/hstore/expected/hstore.out1601
1 files changed, 1601 insertions, 0 deletions
diff --git a/contrib/hstore/expected/hstore.out b/contrib/hstore/expected/hstore.out
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--- /dev/null
+++ b/contrib/hstore/expected/hstore.out
@@ -0,0 +1,1601 @@
+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);
+ amname | opcname
+--------+---------
+(0 rows)
+
+set escape_string_warning=off;
+--hstore;
+select ''::hstore;
+ hstore
+--------
+
+(1 row)
+
+select 'a=>b'::hstore;
+ hstore
+----------
+ "a"=>"b"
+(1 row)
+
+select ' a=>b'::hstore;
+ hstore
+----------
+ "a"=>"b"
+(1 row)
+
+select 'a =>b'::hstore;
+ hstore
+----------
+ "a"=>"b"
+(1 row)
+
+select 'a=>b '::hstore;
+ hstore
+----------
+ "a"=>"b"
+(1 row)
+
+select 'a=> b'::hstore;
+ hstore
+----------
+ "a"=>"b"
+(1 row)
+
+select '"a"=>"b"'::hstore;
+ hstore
+----------
+ "a"=>"b"
+(1 row)
+
+select ' "a"=>"b"'::hstore;
+ hstore
+----------
+ "a"=>"b"
+(1 row)
+
+select '"a" =>"b"'::hstore;
+ hstore
+----------
+ "a"=>"b"
+(1 row)
+
+select '"a"=>"b" '::hstore;
+ hstore
+----------
+ "a"=>"b"
+(1 row)
+
+select '"a"=> "b"'::hstore;
+ hstore
+----------
+ "a"=>"b"
+(1 row)
+
+select 'aa=>bb'::hstore;
+ hstore
+------------
+ "aa"=>"bb"
+(1 row)
+
+select ' aa=>bb'::hstore;
+ hstore
+------------
+ "aa"=>"bb"
+(1 row)
+
+select 'aa =>bb'::hstore;
+ hstore
+------------
+ "aa"=>"bb"
+(1 row)
+
+select 'aa=>bb '::hstore;
+ hstore
+------------
+ "aa"=>"bb"
+(1 row)
+
+select 'aa=> bb'::hstore;
+ hstore
+------------
+ "aa"=>"bb"
+(1 row)
+
+select '"aa"=>"bb"'::hstore;
+ hstore
+------------
+ "aa"=>"bb"
+(1 row)
+
+select ' "aa"=>"bb"'::hstore;
+ hstore
+------------
+ "aa"=>"bb"
+(1 row)
+
+select '"aa" =>"bb"'::hstore;
+ hstore
+------------
+ "aa"=>"bb"
+(1 row)
+
+select '"aa"=>"bb" '::hstore;
+ hstore
+------------
+ "aa"=>"bb"
+(1 row)
+
+select '"aa"=> "bb"'::hstore;
+ hstore
+------------
+ "aa"=>"bb"
+(1 row)
+
+select 'aa=>bb, cc=>dd'::hstore;
+ hstore
+------------------------
+ "aa"=>"bb", "cc"=>"dd"
+(1 row)
+
+select 'aa=>bb , cc=>dd'::hstore;
+ hstore
+------------------------
+ "aa"=>"bb", "cc"=>"dd"
+(1 row)
+
+select 'aa=>bb ,cc=>dd'::hstore;
+ hstore
+------------------------
+ "aa"=>"bb", "cc"=>"dd"
+(1 row)
+
+select 'aa=>bb, "cc"=>dd'::hstore;
+ hstore
+------------------------
+ "aa"=>"bb", "cc"=>"dd"
+(1 row)
+
+select 'aa=>bb , "cc"=>dd'::hstore;
+ hstore
+------------------------
+ "aa"=>"bb", "cc"=>"dd"
+(1 row)
+
+select 'aa=>bb ,"cc"=>dd'::hstore;
+ hstore
+------------------------
+ "aa"=>"bb", "cc"=>"dd"
+(1 row)
+
+select 'aa=>"bb", cc=>dd'::hstore;
+ hstore
+------------------------
+ "aa"=>"bb", "cc"=>"dd"
+(1 row)
+
+select 'aa=>"bb" , cc=>dd'::hstore;
+ hstore
+------------------------
+ "aa"=>"bb", "cc"=>"dd"
+(1 row)
+
+select 'aa=>"bb" ,cc=>dd'::hstore;
+ hstore
+------------------------
+ "aa"=>"bb", "cc"=>"dd"
+(1 row)
+
+select 'aa=>null'::hstore;
+ hstore
+------------
+ "aa"=>NULL
+(1 row)
+
+select 'aa=>NuLl'::hstore;
+ hstore
+------------
+ "aa"=>NULL
+(1 row)
+
+select 'aa=>"NuLl"'::hstore;
+ hstore
+--------------
+ "aa"=>"NuLl"
+(1 row)
+
+select e'\\=a=>q=w'::hstore;
+ hstore
+-------------
+ "=a"=>"q=w"
+(1 row)
+
+select e'"=a"=>q\\=w'::hstore;
+ hstore
+-------------
+ "=a"=>"q=w"
+(1 row)
+
+select e'"\\"a"=>q>w'::hstore;
+ hstore
+--------------
+ "\"a"=>"q>w"
+(1 row)
+
+select e'\\"a=>q"w'::hstore;
+ hstore
+---------------
+ "\"a"=>"q\"w"
+(1 row)
+
+select ''::hstore;
+ hstore
+--------
+
+(1 row)
+
+select ' '::hstore;
+ hstore
+--------
+
+(1 row)
+
+-- -> operator
+select 'aa=>b, c=>d , b=>16'::hstore->'c';
+ ?column?
+----------
+ d
+(1 row)
+
+select 'aa=>b, c=>d , b=>16'::hstore->'b';
+ ?column?
+----------
+ 16
+(1 row)
+
+select 'aa=>b, c=>d , b=>16'::hstore->'aa';
+ ?column?
+----------
+ b
+(1 row)
+
+select ('aa=>b, c=>d , b=>16'::hstore->'gg') is null;
+ ?column?
+----------
+ t
+(1 row)
+
+select ('aa=>NULL, c=>d , b=>16'::hstore->'aa') is null;
+ ?column?
+----------
+ t
+(1 row)
+
+select ('aa=>"NULL", c=>d , b=>16'::hstore->'aa') is null;
+ ?column?
+----------
+ f
+(1 row)
+
+-- -> array operator
+select 'aa=>"NULL", c=>d , b=>16'::hstore -> ARRAY['aa','c'];
+ ?column?
+------------
+ {"NULL",d}
+(1 row)
+
+select 'aa=>"NULL", c=>d , b=>16'::hstore -> ARRAY['c','aa'];
+ ?column?
+------------
+ {d,"NULL"}
+(1 row)
+
+select 'aa=>NULL, c=>d , b=>16'::hstore -> ARRAY['aa','c',null];
+ ?column?
+---------------
+ {NULL,d,NULL}
+(1 row)
+
+select 'aa=>1, c=>3, b=>2, d=>4'::hstore -> ARRAY[['b','d'],['aa','c']];
+ ?column?
+---------------
+ {{2,4},{1,3}}
+(1 row)
+
+-- exists/defined
+select exist('a=>NULL, b=>qq', 'a');
+ exist
+-------
+ t
+(1 row)
+
+select exist('a=>NULL, b=>qq', 'b');
+ exist
+-------
+ t
+(1 row)
+
+select exist('a=>NULL, b=>qq', 'c');
+ exist
+-------
+ f
+(1 row)
+
+select exist('a=>"NULL", b=>qq', 'a');
+ exist
+-------
+ t
+(1 row)
+
+select defined('a=>NULL, b=>qq', 'a');
+ defined
+---------
+ f
+(1 row)
+
+select defined('a=>NULL, b=>qq', 'b');
+ defined
+---------
+ t
+(1 row)
+
+select defined('a=>NULL, b=>qq', 'c');
+ defined
+---------
+ f
+(1 row)
+
+select defined('a=>"NULL", b=>qq', 'a');
+ defined
+---------
+ t
+(1 row)
+
+select hstore 'a=>NULL, b=>qq' ? 'a';
+ ?column?
+----------
+ t
+(1 row)
+
+select hstore 'a=>NULL, b=>qq' ? 'b';
+ ?column?
+----------
+ t
+(1 row)
+
+select hstore 'a=>NULL, b=>qq' ? 'c';
+ ?column?
+----------
+ f
+(1 row)
+
+select hstore 'a=>"NULL", b=>qq' ? 'a';
+ ?column?
+----------
+ t
+(1 row)
+
+select hstore 'a=>NULL, b=>qq' ?| ARRAY['a','b'];
+ ?column?
+----------
+ t
+(1 row)
+
+select hstore 'a=>NULL, b=>qq' ?| ARRAY['b','a'];
+ ?column?
+----------
+ t
+(1 row)
+
+select hstore 'a=>NULL, b=>qq' ?| ARRAY['c','a'];
+ ?column?
+----------
+ t
+(1 row)
+
+select hstore 'a=>NULL, b=>qq' ?| ARRAY['c','d'];
+ ?column?
+----------
+ f
+(1 row)
+
+select hstore 'a=>NULL, b=>qq' ?| '{}'::text[];
+ ?column?
+----------
+ f
+(1 row)
+
+select hstore 'a=>NULL, b=>qq' ?& ARRAY['a','b'];
+ ?column?
+----------
+ t
+(1 row)
+
+select hstore 'a=>NULL, b=>qq' ?& ARRAY['b','a'];
+ ?column?
+----------
+ t
+(1 row)
+
+select hstore 'a=>NULL, b=>qq' ?& ARRAY['c','a'];
+ ?column?
+----------
+ f
+(1 row)
+
+select hstore 'a=>NULL, b=>qq' ?& ARRAY['c','d'];
+ ?column?
+----------
+ f
+(1 row)
+
+select hstore 'a=>NULL, b=>qq' ?& '{}'::text[];
+ ?column?
+----------
+ t
+(1 row)
+
+-- delete
+select delete('a=>1 , b=>2, c=>3'::hstore, 'a');
+ delete
+--------------------
+ "b"=>"2", "c"=>"3"
+(1 row)
+
+select delete('a=>null , b=>2, c=>3'::hstore, 'a');
+ delete
+--------------------
+ "b"=>"2", "c"=>"3"
+(1 row)
+
+select delete('a=>1 , b=>2, c=>3'::hstore, 'b');
+ delete
+--------------------
+ "a"=>"1", "c"=>"3"
+(1 row)
+
+select delete('a=>1 , b=>2, c=>3'::hstore, 'c');
+ delete
+--------------------
+ "a"=>"1", "b"=>"2"
+(1 row)
+
+select delete('a=>1 , b=>2, c=>3'::hstore, 'd');
+ delete
+------------------------------
+ "a"=>"1", "b"=>"2", "c"=>"3"
+(1 row)
+
+select 'a=>1 , b=>2, c=>3'::hstore - 'a'::text;
+ ?column?
+--------------------
+ "b"=>"2", "c"=>"3"
+(1 row)
+
+select 'a=>null , b=>2, c=>3'::hstore - 'a'::text;
+ ?column?
+--------------------
+ "b"=>"2", "c"=>"3"
+(1 row)
+
+select 'a=>1 , b=>2, c=>3'::hstore - 'b'::text;
+ ?column?
+--------------------
+ "a"=>"1", "c"=>"3"
+(1 row)
+
+select 'a=>1 , b=>2, c=>3'::hstore - 'c'::text;
+ ?column?
+--------------------
+ "a"=>"1", "b"=>"2"
+(1 row)
+
+select 'a=>1 , b=>2, c=>3'::hstore - 'd'::text;
+ ?column?
+------------------------------
+ "a"=>"1", "b"=>"2", "c"=>"3"
+(1 row)
+
+select pg_column_size('a=>1 , b=>2, c=>3'::hstore - 'b'::text)
+ = pg_column_size('a=>1, b=>2'::hstore);
+ ?column?
+----------
+ t
+(1 row)
+
+-- delete (array)
+select delete('a=>1 , b=>2, c=>3'::hstore, ARRAY['d','e']);
+ delete
+------------------------------
+ "a"=>"1", "b"=>"2", "c"=>"3"
+(1 row)
+
+select delete('a=>1 , b=>2, c=>3'::hstore, ARRAY['d','b']);
+ delete
+--------------------
+ "a"=>"1", "c"=>"3"
+(1 row)
+
+select delete('a=>1 , b=>2, c=>3'::hstore, ARRAY['a','c']);
+ delete
+----------
+ "b"=>"2"
+(1 row)
+
+select delete('a=>1 , b=>2, c=>3'::hstore, ARRAY[['b'],['c'],['a']]);
+ delete
+--------
+
+(1 row)
+
+select delete('a=>1 , b=>2, c=>3'::hstore, '{}'::text[]);
+ delete
+------------------------------
+ "a"=>"1", "b"=>"2", "c"=>"3"
+(1 row)
+
+select 'a=>1 , b=>2, c=>3'::hstore - ARRAY['d','e'];
+ ?column?
+------------------------------
+ "a"=>"1", "b"=>"2", "c"=>"3"
+(1 row)
+
+select 'a=>1 , b=>2, c=>3'::hstore - ARRAY['d','b'];
+ ?column?
+--------------------
+ "a"=>"1", "c"=>"3"
+(1 row)
+
+select 'a=>1 , b=>2, c=>3'::hstore - ARRAY['a','c'];
+ ?column?
+----------
+ "b"=>"2"
+(1 row)
+
+select 'a=>1 , b=>2, c=>3'::hstore - ARRAY[['b'],['c'],['a']];
+ ?column?
+----------
+
+(1 row)
+
+select 'a=>1 , b=>2, c=>3'::hstore - '{}'::text[];
+ ?column?
+------------------------------
+ "a"=>"1", "b"=>"2", "c"=>"3"
+(1 row)
+
+select pg_column_size('a=>1 , b=>2, c=>3'::hstore - ARRAY['a','c'])
+ = pg_column_size('b=>2'::hstore);
+ ?column?
+----------
+ t
+(1 row)
+
+select pg_column_size('a=>1 , b=>2, c=>3'::hstore - '{}'::text[])
+ = pg_column_size('a=>1, b=>2, c=>3'::hstore);
+ ?column?
+----------
+ t
+(1 row)
+
+-- delete (hstore)
+select delete('aa=>1 , b=>2, c=>3'::hstore, 'aa=>4, b=>2'::hstore);
+ delete
+---------------------
+ "c"=>"3", "aa"=>"1"
+(1 row)
+
+select delete('aa=>1 , b=>2, c=>3'::hstore, 'aa=>NULL, c=>3'::hstore);
+ delete
+---------------------
+ "b"=>"2", "aa"=>"1"
+(1 row)
+
+select delete('aa=>1 , b=>2, c=>3'::hstore, 'aa=>1, b=>2, c=>3'::hstore);
+ delete
+--------
+
+(1 row)
+
+select delete('aa=>1 , b=>2, c=>3'::hstore, 'b=>2'::hstore);
+ delete
+---------------------
+ "c"=>"3", "aa"=>"1"
+(1 row)
+
+select delete('aa=>1 , b=>2, c=>3'::hstore, ''::hstore);
+ delete
+-------------------------------
+ "b"=>"2", "c"=>"3", "aa"=>"1"
+(1 row)
+
+select 'aa=>1 , b=>2, c=>3'::hstore - 'aa=>4, b=>2'::hstore;
+ ?column?
+---------------------
+ "c"=>"3", "aa"=>"1"
+(1 row)
+
+select 'aa=>1 , b=>2, c=>3'::hstore - 'aa=>NULL, c=>3'::hstore;
+ ?column?
+---------------------
+ "b"=>"2", "aa"=>"1"
+(1 row)
+
+select 'aa=>1 , b=>2, c=>3'::hstore - 'aa=>1, b=>2, c=>3'::hstore;
+ ?column?
+----------
+
+(1 row)
+
+select 'aa=>1 , b=>2, c=>3'::hstore - 'b=>2'::hstore;
+ ?column?
+---------------------
+ "c"=>"3", "aa"=>"1"
+(1 row)
+
+select 'aa=>1 , b=>2, c=>3'::hstore - ''::hstore;
+ ?column?
+-------------------------------
+ "b"=>"2", "c"=>"3", "aa"=>"1"
+(1 row)
+
+select pg_column_size('a=>1 , b=>2, c=>3'::hstore - 'b=>2'::hstore)
+ = pg_column_size('a=>1, c=>3'::hstore);
+ ?column?
+----------
+ t
+(1 row)
+
+select pg_column_size('a=>1 , b=>2, c=>3'::hstore - ''::hstore)
+ = pg_column_size('a=>1, b=>2, c=>3'::hstore);
+ ?column?
+----------
+ t
+(1 row)
+
+-- ||
+select 'aa=>1 , b=>2, cq=>3'::hstore || 'cq=>l, b=>g, fg=>f';
+ ?column?
+-------------------------------------------
+ "b"=>"g", "aa"=>"1", "cq"=>"l", "fg"=>"f"
+(1 row)
+
+select 'aa=>1 , b=>2, cq=>3'::hstore || 'aq=>l';
+ ?column?
+-------------------------------------------
+ "b"=>"2", "aa"=>"1", "aq"=>"l", "cq"=>"3"
+(1 row)
+
+select 'aa=>1 , b=>2, cq=>3'::hstore || 'aa=>l';
+ ?column?
+--------------------------------
+ "b"=>"2", "aa"=>"l", "cq"=>"3"
+(1 row)
+
+select 'aa=>1 , b=>2, cq=>3'::hstore || '';
+ ?column?
+--------------------------------
+ "b"=>"2", "aa"=>"1", "cq"=>"3"
+(1 row)
+
+select ''::hstore || 'cq=>l, b=>g, fg=>f';
+ ?column?
+--------------------------------
+ "b"=>"g", "cq"=>"l", "fg"=>"f"
+(1 row)
+
+select pg_column_size(''::hstore || ''::hstore) = pg_column_size(''::hstore);
+ ?column?
+----------
+ t
+(1 row)
+
+select pg_column_size('aa=>1'::hstore || 'b=>2'::hstore)
+ = pg_column_size('aa=>1, b=>2'::hstore);
+ ?column?
+----------
+ t
+(1 row)
+
+select pg_column_size('aa=>1, b=>2'::hstore || ''::hstore)
+ = pg_column_size('aa=>1, b=>2'::hstore);
+ ?column?
+----------
+ t
+(1 row)
+
+select pg_column_size(''::hstore || 'aa=>1, b=>2'::hstore)
+ = pg_column_size('aa=>1, b=>2'::hstore);
+ ?column?
+----------
+ t
+(1 row)
+
+-- hstore(text,text)
+select 'a=>g, b=>c'::hstore || hstore('asd', 'gf');
+ ?column?
+---------------------------------
+ "a"=>"g", "b"=>"c", "asd"=>"gf"
+(1 row)
+
+select 'a=>g, b=>c'::hstore || hstore('b', 'gf');
+ ?column?
+---------------------
+ "a"=>"g", "b"=>"gf"
+(1 row)
+
+select 'a=>g, b=>c'::hstore || hstore('b', 'NULL');
+ ?column?
+-----------------------
+ "a"=>"g", "b"=>"NULL"
+(1 row)
+
+select 'a=>g, b=>c'::hstore || hstore('b', NULL);
+ ?column?
+---------------------
+ "a"=>"g", "b"=>NULL
+(1 row)
+
+select ('a=>g, b=>c'::hstore || hstore(NULL, 'b')) is null;
+ ?column?
+----------
+ t
+(1 row)
+
+select pg_column_size(hstore('b', 'gf'))
+ = pg_column_size('b=>gf'::hstore);
+ ?column?
+----------
+ t
+(1 row)
+
+select pg_column_size('a=>g, b=>c'::hstore || hstore('b', 'gf'))
+ = pg_column_size('a=>g, b=>gf'::hstore);
+ ?column?
+----------
+ t
+(1 row)
+
+-- slice()
+select slice(hstore 'aa=>1, b=>2, c=>3', ARRAY['g','h','i']);
+ slice
+-------
+
+(1 row)
+
+select slice(hstore 'aa=>1, b=>2, c=>3', ARRAY['c','b']);
+ slice
+--------------------
+ "b"=>"2", "c"=>"3"
+(1 row)
+
+select slice(hstore 'aa=>1, b=>2, c=>3', ARRAY['aa','b']);
+ slice
+---------------------
+ "b"=>"2", "aa"=>"1"
+(1 row)
+
+select slice(hstore 'aa=>1, b=>2, c=>3', ARRAY['c','b','aa']);
+ slice
+-------------------------------
+ "b"=>"2", "c"=>"3", "aa"=>"1"
+(1 row)
+
+select pg_column_size(slice(hstore 'aa=>1, b=>2, c=>3', ARRAY['c','b']))
+ = pg_column_size('b=>2, c=>3'::hstore);
+ ?column?
+----------
+ t
+(1 row)
+
+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);
+ ?column?
+----------
+ t
+(1 row)
+
+-- array input
+select '{}'::text[]::hstore;
+ hstore
+--------
+
+(1 row)
+
+select ARRAY['a','g','b','h','asd']::hstore;
+ERROR: array must have even number of elements
+select ARRAY['a','g','b','h','asd','i']::hstore;
+ array
+--------------------------------
+ "a"=>"g", "b"=>"h", "asd"=>"i"
+(1 row)
+
+select ARRAY[['a','g'],['b','h'],['asd','i']]::hstore;
+ array
+--------------------------------
+ "a"=>"g", "b"=>"h", "asd"=>"i"
+(1 row)
+
+select ARRAY[['a','g','b'],['h','asd','i']]::hstore;
+ERROR: array must have two columns
+select ARRAY[[['a','g'],['b','h'],['asd','i']]]::hstore;
+ERROR: wrong number of array subscripts
+select hstore('{}'::text[]);
+ hstore
+--------
+
+(1 row)
+
+select hstore(ARRAY['a','g','b','h','asd']);
+ERROR: array must have even number of elements
+select hstore(ARRAY['a','g','b','h','asd','i']);
+ hstore
+--------------------------------
+ "a"=>"g", "b"=>"h", "asd"=>"i"
+(1 row)
+
+select hstore(ARRAY[['a','g'],['b','h'],['asd','i']]);
+ hstore
+--------------------------------
+ "a"=>"g", "b"=>"h", "asd"=>"i"
+(1 row)
+
+select hstore(ARRAY[['a','g','b'],['h','asd','i']]);
+ERROR: array must have two columns
+select hstore(ARRAY[[['a','g'],['b','h'],['asd','i']]]);
+ERROR: wrong number of array subscripts
+select hstore('[0:5]={a,g,b,h,asd,i}'::text[]);
+ hstore
+--------------------------------
+ "a"=>"g", "b"=>"h", "asd"=>"i"
+(1 row)
+
+select hstore('[0:2][1:2]={{a,g},{b,h},{asd,i}}'::text[]);
+ hstore
+--------------------------------
+ "a"=>"g", "b"=>"h", "asd"=>"i"
+(1 row)
+
+-- pairs of arrays
+select hstore(ARRAY['a','b','asd'], ARRAY['g','h','i']);
+ hstore
+--------------------------------
+ "a"=>"g", "b"=>"h", "asd"=>"i"
+(1 row)
+
+select hstore(ARRAY['a','b','asd'], ARRAY['g','h',NULL]);
+ hstore
+---------------------------------
+ "a"=>"g", "b"=>"h", "asd"=>NULL
+(1 row)
+
+select hstore(ARRAY['z','y','x'], ARRAY['1','2','3']);
+ hstore
+------------------------------
+ "x"=>"3", "y"=>"2", "z"=>"1"
+(1 row)
+
+select hstore(ARRAY['aaa','bb','c','d'], ARRAY[null::text,null,null,null]);
+ hstore
+-----------------------------------------------
+ "c"=>NULL, "d"=>NULL, "bb"=>NULL, "aaa"=>NULL
+(1 row)
+
+select hstore(ARRAY['aaa','bb','c','d'], null);
+ hstore
+-----------------------------------------------
+ "c"=>NULL, "d"=>NULL, "bb"=>NULL, "aaa"=>NULL
+(1 row)
+
+select quote_literal(hstore('{}'::text[], '{}'::text[]));
+ quote_literal
+---------------
+ ''
+(1 row)
+
+select quote_literal(hstore('{}'::text[], null));
+ quote_literal
+---------------
+ ''
+(1 row)
+
+select hstore(ARRAY['a'], '{}'::text[]); -- error
+ERROR: arrays must have same bounds
+select hstore('{}'::text[], ARRAY['a']); -- error
+ERROR: arrays must have same bounds
+select pg_column_size(hstore(ARRAY['a','b','asd'], ARRAY['g','h','i']))
+ = pg_column_size('a=>g, b=>h, asd=>i'::hstore);
+ ?column?
+----------
+ t
+(1 row)
+
+-- records
+select hstore(v) from (values (1, 'foo', 1.2, 3::float8)) v(a,b,c,d);
+ hstore
+--------------------------------------------
+ "a"=>"1", "b"=>"foo", "c"=>"1.2", "d"=>"3"
+(1 row)
+
+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;
+ hstore
+------------------------------------------------------
+ "a"=>"1", "b"=>"foo", "c"=>"1.2", "d"=>"3", "e"=>"0"
+(1 row)
+
+select hstore(null::testhstore0);
+ hstore
+--------------------------------------------
+ "a"=>NULL, "b"=>NULL, "c"=>NULL, "d"=>NULL
+(1 row)
+
+select hstore(null::testhstore1);
+ hstore
+-------------------------------------------------------
+ "a"=>NULL, "b"=>NULL, "c"=>NULL, "d"=>NULL, "e"=>NULL
+(1 row)
+
+select pg_column_size(hstore(v))
+ = pg_column_size('a=>1, b=>"foo", c=>"1.2", d=>"3", e=>"0"'::hstore)
+ from testhstore1 v;
+ ?column?
+----------
+ t
+(1 row)
+
+select populate_record(v, hstore('c', '3.45')) from testhstore1 v;
+ populate_record
+------------------
+ (1,foo,3.45,3,0)
+(1 row)
+
+select populate_record(v, hstore('d', '3.45')) from testhstore1 v;
+ populate_record
+--------------------
+ (1,foo,1.2,3.45,0)
+(1 row)
+
+select populate_record(v, hstore('e', '123')) from testhstore1 v;
+ populate_record
+-------------------
+ (1,foo,1.2,3,123)
+(1 row)
+
+select populate_record(v, hstore('e', null)) from testhstore1 v;
+ERROR: domain hstestdom1 does not allow null values
+select populate_record(v, hstore('c', null)) from testhstore1 v;
+ populate_record
+-----------------
+ (1,foo,,3,0)
+(1 row)
+
+select populate_record(v, hstore('b', 'foo') || hstore('a', '123')) from testhstore1 v;
+ populate_record
+-------------------
+ (123,foo,1.2,3,0)
+(1 row)
+
+select populate_record(v, hstore('b', 'foo') || hstore('e', null)) from testhstore0 v;
+ populate_record
+-----------------
+ (1,foo,1.2,3)
+(1 row)
+
+select populate_record(v, hstore('b', 'foo') || hstore('e', null)) from testhstore1 v;
+ERROR: domain hstestdom1 does not allow null values
+select populate_record(v, '') from testhstore0 v;
+ populate_record
+-----------------
+ (1,foo,1.2,3)
+(1 row)
+
+select populate_record(v, '') from testhstore1 v;
+ populate_record
+-----------------
+ (1,foo,1.2,3,0)
+(1 row)
+
+select populate_record(null::testhstore1, hstore('c', '3.45') || hstore('a', '123'));
+ERROR: domain hstestdom1 does not allow null values
+select populate_record(null::testhstore1, hstore('c', '3.45') || hstore('e', '123'));
+ populate_record
+-----------------
+ (,,3.45,,123)
+(1 row)
+
+select populate_record(null::testhstore0, '');
+ populate_record
+-----------------
+ (,,,)
+(1 row)
+
+select populate_record(null::testhstore1, '');
+ERROR: domain hstestdom1 does not allow null values
+select v #= hstore('c', '3.45') from testhstore1 v;
+ ?column?
+------------------
+ (1,foo,3.45,3,0)
+(1 row)
+
+select v #= hstore('d', '3.45') from testhstore1 v;
+ ?column?
+--------------------
+ (1,foo,1.2,3.45,0)
+(1 row)
+
+select v #= hstore('e', '123') from testhstore1 v;
+ ?column?
+-------------------
+ (1,foo,1.2,3,123)
+(1 row)
+
+select v #= hstore('c', null) from testhstore1 v;
+ ?column?
+--------------
+ (1,foo,,3,0)
+(1 row)
+
+select v #= hstore('e', null) from testhstore0 v;
+ ?column?
+---------------
+ (1,foo,1.2,3)
+(1 row)
+
+select v #= hstore('e', null) from testhstore1 v;
+ERROR: domain hstestdom1 does not allow null values
+select v #= (hstore('b', 'foo') || hstore('a', '123')) from testhstore1 v;
+ ?column?
+-------------------
+ (123,foo,1.2,3,0)
+(1 row)
+
+select v #= (hstore('b', 'foo') || hstore('e', '123')) from testhstore1 v;
+ ?column?
+-------------------
+ (1,foo,1.2,3,123)
+(1 row)
+
+select v #= hstore '' from testhstore0 v;
+ ?column?
+---------------
+ (1,foo,1.2,3)
+(1 row)
+
+select v #= hstore '' from testhstore1 v;
+ ?column?
+-----------------
+ (1,foo,1.2,3,0)
+(1 row)
+
+select null::testhstore1 #= (hstore('c', '3.45') || hstore('a', '123'));
+ERROR: domain hstestdom1 does not allow null values
+select null::testhstore1 #= (hstore('c', '3.45') || hstore('e', '123'));
+ ?column?
+---------------
+ (,,3.45,,123)
+(1 row)
+
+select null::testhstore0 #= hstore '';
+ ?column?
+----------
+ (,,,)
+(1 row)
+
+select null::testhstore1 #= hstore '';
+ERROR: domain hstestdom1 does not allow null values
+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;
+ ?column?
+-------------------
+ (123,foo,1.2,3,0)
+ (1,foo,3.21,3,0)
+ (,foo,1.2,3,0)
+ (1,foo,1.2,3,123)
+ (1,foo,1.2,3,0)
+(5 rows)
+
+-- keys/values
+select akeys('aa=>1 , b=>2, cq=>3'::hstore || 'cq=>l, b=>g, fg=>f');
+ akeys
+--------------
+ {b,aa,cq,fg}
+(1 row)
+
+select akeys('""=>1');
+ akeys
+-------
+ {""}
+(1 row)
+
+select akeys('');
+ akeys
+-------
+ {}
+(1 row)
+
+select avals('aa=>1 , b=>2, cq=>3'::hstore || 'cq=>l, b=>g, fg=>f');
+ avals
+-----------
+ {g,1,l,f}
+(1 row)
+
+select avals('aa=>1 , b=>2, cq=>3'::hstore || 'cq=>l, b=>g, fg=>NULL');
+ avals
+--------------
+ {g,1,l,NULL}
+(1 row)
+
+select avals('""=>1');
+ avals
+-------
+ {1}
+(1 row)
+
+select avals('');
+ avals
+-------
+ {}
+(1 row)
+
+select hstore_to_array('aa=>1, cq=>l, b=>g, fg=>NULL'::hstore);
+ hstore_to_array
+-------------------------
+ {b,g,aa,1,cq,l,fg,NULL}
+(1 row)
+
+select %% 'aa=>1, cq=>l, b=>g, fg=>NULL';
+ ?column?
+-------------------------
+ {b,g,aa,1,cq,l,fg,NULL}
+(1 row)
+
+select hstore_to_matrix('aa=>1, cq=>l, b=>g, fg=>NULL'::hstore);
+ hstore_to_matrix
+---------------------------------
+ {{b,g},{aa,1},{cq,l},{fg,NULL}}
+(1 row)
+
+select %# 'aa=>1, cq=>l, b=>g, fg=>NULL';
+ ?column?
+---------------------------------
+ {{b,g},{aa,1},{cq,l},{fg,NULL}}
+(1 row)
+
+select * from skeys('aa=>1 , b=>2, cq=>3'::hstore || 'cq=>l, b=>g, fg=>f');
+ skeys
+-------
+ b
+ aa
+ cq
+ fg
+(4 rows)
+
+select * from skeys('""=>1');
+ skeys
+-------
+
+(1 row)
+
+select * from skeys('');
+ skeys
+-------
+(0 rows)
+
+select * from svals('aa=>1 , b=>2, cq=>3'::hstore || 'cq=>l, b=>g, fg=>f');
+ svals
+-------
+ g
+ 1
+ l
+ f
+(4 rows)
+
+select *, svals is null from svals('aa=>1 , b=>2, cq=>3'::hstore || 'cq=>l, b=>g, fg=>NULL');
+ svals | ?column?
+-------+----------
+ g | f
+ 1 | f
+ l | f
+ | t
+(4 rows)
+
+select * from svals('""=>1');
+ svals
+-------
+ 1
+(1 row)
+
+select * from svals('');
+ svals
+-------
+(0 rows)
+
+select * from each('aaa=>bq, b=>NULL, ""=>1 ');
+ key | value
+-----+-------
+ | 1
+ b |
+ aaa | bq
+(3 rows)
+
+-- @>
+select 'a=>b, b=>1, c=>NULL'::hstore @> 'a=>b';
+ ?column?
+----------
+ t
+(1 row)
+
+select 'a=>b, b=>1, c=>NULL'::hstore @> 'a=>b, c=>NULL';
+ ?column?
+----------
+ t
+(1 row)
+
+select 'a=>b, b=>1, c=>NULL'::hstore @> 'a=>b, g=>NULL';
+ ?column?
+----------
+ f
+(1 row)
+
+select 'a=>b, b=>1, c=>NULL'::hstore @> 'g=>NULL';
+ ?column?
+----------
+ f
+(1 row)
+
+select 'a=>b, b=>1, c=>NULL'::hstore @> 'a=>c';
+ ?column?
+----------
+ f
+(1 row)
+
+select 'a=>b, b=>1, c=>NULL'::hstore @> 'a=>b';
+ ?column?
+----------
+ t
+(1 row)
+
+select 'a=>b, b=>1, c=>NULL'::hstore @> 'a=>b, c=>q';
+ ?column?
+----------
+ f
+(1 row)
+
+CREATE TABLE testhstore (h hstore);
+\copy testhstore from 'data/hstore.data'
+select count(*) from testhstore where h @> 'wait=>NULL';
+ count
+-------
+ 1
+(1 row)
+
+select count(*) from testhstore where h @> 'wait=>CC';
+ count
+-------
+ 15
+(1 row)
+
+select count(*) from testhstore where h @> 'wait=>CC, public=>t';
+ count
+-------
+ 2
+(1 row)
+
+select count(*) from testhstore where h ? 'public';
+ count
+-------
+ 194
+(1 row)
+
+select count(*) from testhstore where h ?| ARRAY['public','disabled'];
+ count
+-------
+ 337
+(1 row)
+
+select count(*) from testhstore where h ?& ARRAY['public','disabled'];
+ count
+-------
+ 42
+(1 row)
+
+create index hidx on testhstore using gist(h);
+set enable_seqscan=off;
+select count(*) from testhstore where h @> 'wait=>NULL';
+ count
+-------
+ 1
+(1 row)
+
+select count(*) from testhstore where h @> 'wait=>CC';
+ count
+-------
+ 15
+(1 row)
+
+select count(*) from testhstore where h @> 'wait=>CC, public=>t';
+ count
+-------
+ 2
+(1 row)
+
+select count(*) from testhstore where h ? 'public';
+ count
+-------
+ 194
+(1 row)
+
+select count(*) from testhstore where h ?| ARRAY['public','disabled'];
+ count
+-------
+ 337
+(1 row)
+
+select count(*) from testhstore where h ?& ARRAY['public','disabled'];
+ count
+-------
+ 42
+(1 row)
+
+drop index hidx;
+create index hidx on testhstore using gist(h gist_hstore_ops(siglen=0));
+ERROR: value 0 out of bounds for option "siglen"
+DETAIL: Valid values are between "1" and "2024".
+create index hidx on testhstore using gist(h gist_hstore_ops(siglen=2025));
+ERROR: value 2025 out of bounds for option "siglen"
+DETAIL: Valid values are between "1" and "2024".
+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';
+ count
+-------
+ 1
+(1 row)
+
+select count(*) from testhstore where h @> 'wait=>CC';
+ count
+-------
+ 15
+(1 row)
+
+select count(*) from testhstore where h @> 'wait=>CC, public=>t';
+ count
+-------
+ 2
+(1 row)
+
+select count(*) from testhstore where h ? 'public';
+ count
+-------
+ 194
+(1 row)
+
+select count(*) from testhstore where h ?| ARRAY['public','disabled'];
+ count
+-------
+ 337
+(1 row)
+
+select count(*) from testhstore where h ?& ARRAY['public','disabled'];
+ count
+-------
+ 42
+(1 row)
+
+drop index hidx;
+create index hidx on testhstore using gin (h);
+set enable_seqscan=off;
+select count(*) from testhstore where h @> 'wait=>NULL';
+ count
+-------
+ 1
+(1 row)
+
+select count(*) from testhstore where h @> 'wait=>CC';
+ count
+-------
+ 15
+(1 row)
+
+select count(*) from testhstore where h @> 'wait=>CC, public=>t';
+ count
+-------
+ 2
+(1 row)
+
+select count(*) from testhstore where h ? 'public';
+ count
+-------
+ 194
+(1 row)
+
+select count(*) from testhstore where h ?| ARRAY['public','disabled'];
+ count
+-------
+ 337
+(1 row)
+
+select count(*) from testhstore where h ?& ARRAY['public','disabled'];
+ count
+-------
+ 42
+(1 row)
+
+select count(*) from (select (each(h)).key from testhstore) as wow ;
+ count
+-------
+ 4781
+(1 row)
+
+select key, count(*) from (select (each(h)).key from testhstore) as wow group by key order by count desc, key;
+ key | count
+-----------+-------
+ line | 884
+ query | 207
+ pos | 203
+ node | 202
+ space | 197
+ status | 195
+ public | 194
+ title | 190
+ wait | 190
+ org | 189
+ user | 189
+ coauthors | 188
+ disabled | 185
+ indexed | 184
+ cleaned | 180
+ bad | 179
+ date | 179
+ world | 176
+ state | 172
+ subtitle | 169
+ auth | 168
+ abstract | 161
+(22 rows)
+
+-- sort/hash
+select count(distinct h) from testhstore;
+ count
+-------
+ 885
+(1 row)
+
+set enable_hashagg = false;
+select count(*) from (select h from (select * from testhstore union all select * from testhstore) hs group by h) hs2;
+ count
+-------
+ 885
+(1 row)
+
+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;
+ count
+-------
+ 885
+(1 row)
+
+select distinct * from (values (hstore '' || ''),('')) v(h);
+ h
+---
+
+(1 row)
+
+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';
+ count
+-------
+ 125
+(1 row)
+
+select count(*) from testhstore where h = 'pos=>98, line=>371, node=>CBA, indexed=>t';
+ count
+-------
+ 1
+(1 row)
+
+-- 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');
+ hstore_to_json
+-------------------------------------------------------------------------------------------------
+ {"b": "t", "c": null, "d": "12345", "e": "012345", "f": "1.234", "g": "2.345e+4", "a key": "1"}
+(1 row)
+
+select cast( hstore '"a key" =>1, b => t, c => null, d=> 12345, e => 012345, f=> 1.234, g=> 2.345e+4' as json);
+ json
+-------------------------------------------------------------------------------------------------
+ {"b": "t", "c": null, "d": "12345", "e": "012345", "f": "1.234", "g": "2.345e+4", "a key": "1"}
+(1 row)
+
+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"');
+ hstore_to_json_loose
+-------------------------------------------------------------------------------------------------------------
+ {"b": true, "c": null, "d": 12345, "e": "012345", "f": 1.234, "g": 2.345e+4, "h": "2016-01-01", "a key": 1}
+(1 row)
+
+select hstore_to_jsonb('"a key" =>1, b => t, c => null, d=> 12345, e => 012345, f=> 1.234, g=> 2.345e+4');
+ hstore_to_jsonb
+-------------------------------------------------------------------------------------------------
+ {"b": "t", "c": null, "d": "12345", "e": "012345", "f": "1.234", "g": "2.345e+4", "a key": "1"}
+(1 row)
+
+select cast( hstore '"a key" =>1, b => t, c => null, d=> 12345, e => 012345, f=> 1.234, g=> 2.345e+4' as jsonb);
+ jsonb
+-------------------------------------------------------------------------------------------------
+ {"b": "t", "c": null, "d": "12345", "e": "012345", "f": "1.234", "g": "2.345e+4", "a key": "1"}
+(1 row)
+
+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"');
+ hstore_to_jsonb_loose
+----------------------------------------------------------------------------------------------------------
+ {"b": true, "c": null, "d": 12345, "e": "012345", "f": 1.234, "g": 23450, "h": "2016-01-01", "a key": 1}
+(1 row)
+
+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;
+ json_agg
+----------------------------------------------------------------------------------------------------------------------------
+ [{"f1":"rec1","f2":{"b": "t", "c": null, "d": "12345", "e": "012345", "f": "1.234", "g": "2.345e+4", "a key": "1"}}, +
+ {"f1":"rec2","f2":{"b": "f", "c": "null", "d": "-12345", "e": "012345.6", "f": "-1.234", "g": "0.345e-4", "a key": "2"}}]
+(1 row)
+
+select json_agg(q) from (select f1, hstore_to_json_loose(f2) as f2 from test_json_agg) q;
+ json_agg
+----------------------------------------------------------------------------------------------------------------------
+ [{"f1":"rec1","f2":{"b": true, "c": null, "d": 12345, "e": "012345", "f": 1.234, "g": 2.345e+4, "a key": 1}}, +
+ {"f1":"rec2","f2":{"b": false, "c": "null", "d": -12345, "e": "012345.6", "f": -1.234, "g": 0.345e-4, "a key": 2}}]
+(1 row)
+
+-- Test subscripting
+insert into test_json_agg default values;
+select f2['d'], f2['x'] is null as x_isnull from test_json_agg;
+ f2 | x_isnull
+--------+----------
+ 12345 | t
+ -12345 | t
+ | t
+(3 rows)
+
+select f2['d']['e'] from test_json_agg; -- error
+ERROR: hstore allows only one subscript
+select f2['d':'e'] from test_json_agg; -- error
+ERROR: hstore allows only one subscript
+update test_json_agg set f2['d'] = f2['e'], f2['x'] = 'xyzzy';
+select f2 from test_json_agg;
+ f2
+---------------------------------------------------------------------------------------------------------------------
+ "b"=>"t", "c"=>NULL, "d"=>"012345", "e"=>"012345", "f"=>"1.234", "g"=>"2.345e+4", "x"=>"xyzzy", "a key"=>"1"
+ "b"=>"f", "c"=>"null", "d"=>"012345.6", "e"=>"012345.6", "f"=>"-1.234", "g"=>"0.345e-4", "x"=>"xyzzy", "a key"=>"2"
+ "d"=>NULL, "x"=>"xyzzy"
+(3 rows)
+
+-- Test subscripting in plpgsql
+do $$ declare h hstore;
+begin h['a'] := 'b'; raise notice 'h = %, h[a] = %', h, h['a']; end $$;
+NOTICE: h = "a"=>"b", h[a] = b
+-- 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);
+ value | standard | extended0 | extended1
+-------+----------+-----------+-----------
+(0 rows)
+