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|
- -- Strings.
- SELECT '""'::jsonb; -- OK.
- jsonb
- -------
- ""
- (1 row)
- SELECT $$''$$::jsonb; -- ERROR, single quotes are not allowed
- ERROR: invalid input syntax for type json
- LINE 1: SELECT $$''$$::jsonb;
- ^
- DETAIL: Token "'" is invalid.
- CONTEXT: JSON data, line 1: '...
- SELECT '"abc"'::jsonb; -- OK
- jsonb
- -------
- "abc"
- (1 row)
- SELECT '"abc'::jsonb; -- ERROR, quotes not closed
- ERROR: invalid input syntax for type json
- LINE 1: SELECT '"abc'::jsonb;
- ^
- DETAIL: Token ""abc" is invalid.
- CONTEXT: JSON data, line 1: "abc
- SELECT '"abc
- def"'::jsonb; -- ERROR, unescaped newline in string constant
- ERROR: invalid input syntax for type json
- LINE 1: SELECT '"abc
- ^
- DETAIL: Character with value 0x0a must be escaped.
- CONTEXT: JSON data, line 1: "abc
- SELECT '"\n\"\\"'::jsonb; -- OK, legal escapes
- jsonb
- ----------
- "\n\"\\"
- (1 row)
- SELECT '"\v"'::jsonb; -- ERROR, not a valid JSON escape
- ERROR: invalid input syntax for type json
- LINE 1: SELECT '"\v"'::jsonb;
- ^
- DETAIL: Escape sequence "\v" is invalid.
- CONTEXT: JSON data, line 1: "\v...
- -- see json_encoding test for input with unicode escapes
- -- Numbers.
- SELECT '1'::jsonb; -- OK
- jsonb
- -------
- 1
- (1 row)
- SELECT '0'::jsonb; -- OK
- jsonb
- -------
- 0
- (1 row)
- SELECT '01'::jsonb; -- ERROR, not valid according to JSON spec
- ERROR: invalid input syntax for type json
- LINE 1: SELECT '01'::jsonb;
- ^
- DETAIL: Token "01" is invalid.
- CONTEXT: JSON data, line 1: 01
- SELECT '0.1'::jsonb; -- OK
- jsonb
- -------
- 0.1
- (1 row)
- SELECT '9223372036854775808'::jsonb; -- OK, even though it's too large for int8
- jsonb
- ---------------------
- 9223372036854775808
- (1 row)
- SELECT '1e100'::jsonb; -- OK
- jsonb
- -------------------------------------------------------------------------------------------------------
- 10000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000
- (1 row)
- SELECT '1.3e100'::jsonb; -- OK
- jsonb
- -------------------------------------------------------------------------------------------------------
- 13000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000
- (1 row)
- SELECT '1f2'::jsonb; -- ERROR
- ERROR: invalid input syntax for type json
- LINE 1: SELECT '1f2'::jsonb;
- ^
- DETAIL: Token "1f2" is invalid.
- CONTEXT: JSON data, line 1: 1f2
- SELECT '0.x1'::jsonb; -- ERROR
- ERROR: invalid input syntax for type json
- LINE 1: SELECT '0.x1'::jsonb;
- ^
- DETAIL: Token "0.x1" is invalid.
- CONTEXT: JSON data, line 1: 0.x1
- SELECT '1.3ex100'::jsonb; -- ERROR
- ERROR: invalid input syntax for type json
- LINE 1: SELECT '1.3ex100'::jsonb;
- ^
- DETAIL: Token "1.3ex100" is invalid.
- CONTEXT: JSON data, line 1: 1.3ex100
- -- Arrays.
- SELECT '[]'::jsonb; -- OK
- jsonb
- -------
- []
- (1 row)
- SELECT '[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]'::jsonb; -- OK
- jsonb
- ----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
- [[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]
- (1 row)
- SELECT '[1,2]'::jsonb; -- OK
- jsonb
- --------
- [1, 2]
- (1 row)
- SELECT '[1,2,]'::jsonb; -- ERROR, trailing comma
- ERROR: invalid input syntax for type json
- LINE 1: SELECT '[1,2,]'::jsonb;
- ^
- DETAIL: Expected JSON value, but found "]".
- CONTEXT: JSON data, line 1: [1,2,]
- SELECT '[1,2'::jsonb; -- ERROR, no closing bracket
- ERROR: invalid input syntax for type json
- LINE 1: SELECT '[1,2'::jsonb;
- ^
- DETAIL: The input string ended unexpectedly.
- CONTEXT: JSON data, line 1: [1,2
- SELECT '[1,[2]'::jsonb; -- ERROR, no closing bracket
- ERROR: invalid input syntax for type json
- LINE 1: SELECT '[1,[2]'::jsonb;
- ^
- DETAIL: The input string ended unexpectedly.
- CONTEXT: JSON data, line 1: [1,[2]
- -- Objects.
- SELECT '{}'::jsonb; -- OK
- jsonb
- -------
- {}
- (1 row)
- SELECT '{"abc"}'::jsonb; -- ERROR, no value
- ERROR: invalid input syntax for type json
- LINE 1: SELECT '{"abc"}'::jsonb;
- ^
- DETAIL: Expected ":", but found "}".
- CONTEXT: JSON data, line 1: {"abc"}
- SELECT '{"abc":1}'::jsonb; -- OK
- jsonb
- ------------
- {"abc": 1}
- (1 row)
- SELECT '{1:"abc"}'::jsonb; -- ERROR, keys must be strings
- ERROR: invalid input syntax for type json
- LINE 1: SELECT '{1:"abc"}'::jsonb;
- ^
- DETAIL: Expected string or "}", but found "1".
- CONTEXT: JSON data, line 1: {1...
- SELECT '{"abc",1}'::jsonb; -- ERROR, wrong separator
- ERROR: invalid input syntax for type json
- LINE 1: SELECT '{"abc",1}'::jsonb;
- ^
- DETAIL: Expected ":", but found ",".
- CONTEXT: JSON data, line 1: {"abc",...
- SELECT '{"abc"=1}'::jsonb; -- ERROR, totally wrong separator
- ERROR: invalid input syntax for type json
- LINE 1: SELECT '{"abc"=1}'::jsonb;
- ^
- DETAIL: Token "=" is invalid.
- CONTEXT: JSON data, line 1: {"abc"=...
- SELECT '{"abc"::1}'::jsonb; -- ERROR, another wrong separator
- ERROR: invalid input syntax for type json
- LINE 1: SELECT '{"abc"::1}'::jsonb;
- ^
- DETAIL: Expected JSON value, but found ":".
- CONTEXT: JSON data, line 1: {"abc"::...
- SELECT '{"abc":1,"def":2,"ghi":[3,4],"hij":{"klm":5,"nop":[6]}}'::jsonb; -- OK
- jsonb
- --------------------------------------------------------------------
- {"abc": 1, "def": 2, "ghi": [3, 4], "hij": {"klm": 5, "nop": [6]}}
- (1 row)
- SELECT '{"abc":1:2}'::jsonb; -- ERROR, colon in wrong spot
- ERROR: invalid input syntax for type json
- LINE 1: SELECT '{"abc":1:2}'::jsonb;
- ^
- DETAIL: Expected "," or "}", but found ":".
- CONTEXT: JSON data, line 1: {"abc":1:...
- SELECT '{"abc":1,3}'::jsonb; -- ERROR, no value
- ERROR: invalid input syntax for type json
- LINE 1: SELECT '{"abc":1,3}'::jsonb;
- ^
- DETAIL: Expected string, but found "3".
- CONTEXT: JSON data, line 1: {"abc":1,3...
- -- Recursion.
- SET max_stack_depth = '100kB';
- SELECT repeat('[', 10000)::jsonb;
- ERROR: stack depth limit exceeded
- HINT: Increase the configuration parameter "max_stack_depth" (currently 100kB), after ensuring the platform's stack depth limit is adequate.
- SELECT repeat('{"a":', 10000)::jsonb;
- ERROR: stack depth limit exceeded
- HINT: Increase the configuration parameter "max_stack_depth" (currently 100kB), after ensuring the platform's stack depth limit is adequate.
- RESET max_stack_depth;
- -- Miscellaneous stuff.
- SELECT 'true'::jsonb; -- OK
- jsonb
- -------
- true
- (1 row)
- SELECT 'false'::jsonb; -- OK
- jsonb
- -------
- false
- (1 row)
- SELECT 'null'::jsonb; -- OK
- jsonb
- -------
- null
- (1 row)
- SELECT ' true '::jsonb; -- OK, even with extra whitespace
- jsonb
- -------
- true
- (1 row)
- SELECT 'true false'::jsonb; -- ERROR, too many values
- ERROR: invalid input syntax for type json
- LINE 1: SELECT 'true false'::jsonb;
- ^
- DETAIL: Expected end of input, but found "false".
- CONTEXT: JSON data, line 1: true false
- SELECT 'true, false'::jsonb; -- ERROR, too many values
- ERROR: invalid input syntax for type json
- LINE 1: SELECT 'true, false'::jsonb;
- ^
- DETAIL: Expected end of input, but found ",".
- CONTEXT: JSON data, line 1: true,...
- SELECT 'truf'::jsonb; -- ERROR, not a keyword
- ERROR: invalid input syntax for type json
- LINE 1: SELECT 'truf'::jsonb;
- ^
- DETAIL: Token "truf" is invalid.
- CONTEXT: JSON data, line 1: truf
- SELECT 'trues'::jsonb; -- ERROR, not a keyword
- ERROR: invalid input syntax for type json
- LINE 1: SELECT 'trues'::jsonb;
- ^
- DETAIL: Token "trues" is invalid.
- CONTEXT: JSON data, line 1: trues
- SELECT ''::jsonb; -- ERROR, no value
- ERROR: invalid input syntax for type json
- LINE 1: SELECT ''::jsonb;
- ^
- DETAIL: The input string ended unexpectedly.
- CONTEXT: JSON data, line 1:
- SELECT ' '::jsonb; -- ERROR, no value
- ERROR: invalid input syntax for type json
- LINE 1: SELECT ' '::jsonb;
- ^
- DETAIL: The input string ended unexpectedly.
- CONTEXT: JSON data, line 1:
- -- Multi-line JSON input to check ERROR reporting
- SELECT '{
- "one": 1,
- "two":"two",
- "three":
- true}'::jsonb; -- OK
- jsonb
- -----------------------------------------
- {"one": 1, "two": "two", "three": true}
- (1 row)
- SELECT '{
- "one": 1,
- "two":,"two", -- ERROR extraneous comma before field "two"
- "three":
- true}'::jsonb;
- ERROR: invalid input syntax for type json
- LINE 1: SELECT '{
- ^
- DETAIL: Expected JSON value, but found ",".
- CONTEXT: JSON data, line 3: "two":,...
- SELECT '{
- "one": 1,
- "two":"two",
- "averyveryveryveryveryveryveryveryveryverylongfieldname":}'::jsonb;
- ERROR: invalid input syntax for type json
- LINE 1: SELECT '{
- ^
- DETAIL: Expected JSON value, but found "}".
- CONTEXT: JSON data, line 4: ...yveryveryveryveryveryveryveryverylongfieldname":}
- -- ERROR missing value for last field
- -- make sure jsonb is passed through json generators without being escaped
- SELECT array_to_json(ARRAY [jsonb '{"a":1}', jsonb '{"b":[2,3]}']);
- array_to_json
- --------------------------
- [{"a": 1},{"b": [2, 3]}]
- (1 row)
- -- anyarray column
- CREATE TEMP TABLE rows AS
- SELECT x, 'txt' || x as y
- FROM generate_series(1,3) AS x;
- analyze rows;
- select attname, to_jsonb(histogram_bounds) histogram_bounds
- from pg_stats
- where tablename = 'rows' and
- schemaname = pg_my_temp_schema()::regnamespace::text
- order by 1;
- attname | histogram_bounds
- ---------+--------------------------
- x | [1, 2, 3]
- y | ["txt1", "txt2", "txt3"]
- (2 rows)
- -- to_jsonb, timestamps
- select to_jsonb(timestamp '2014-05-28 12:22:35.614298');
- to_jsonb
- ------------------------------
- "2014-05-28T12:22:35.614298"
- (1 row)
- BEGIN;
- SET LOCAL TIME ZONE 10.5;
- select to_jsonb(timestamptz '2014-05-28 12:22:35.614298-04');
- to_jsonb
- ------------------------------------
- "2014-05-29T02:52:35.614298+10:30"
- (1 row)
- SET LOCAL TIME ZONE -8;
- select to_jsonb(timestamptz '2014-05-28 12:22:35.614298-04');
- to_jsonb
- ------------------------------------
- "2014-05-28T08:22:35.614298-08:00"
- (1 row)
- COMMIT;
- select to_jsonb(date '2014-05-28');
- to_jsonb
- --------------
- "2014-05-28"
- (1 row)
- select to_jsonb(date 'Infinity');
- to_jsonb
- ------------
- "infinity"
- (1 row)
- select to_jsonb(date '-Infinity');
- to_jsonb
- -------------
- "-infinity"
- (1 row)
- select to_jsonb(timestamp 'Infinity');
- to_jsonb
- ------------
- "infinity"
- (1 row)
- select to_jsonb(timestamp '-Infinity');
- to_jsonb
- -------------
- "-infinity"
- (1 row)
- select to_jsonb(timestamptz 'Infinity');
- to_jsonb
- ------------
- "infinity"
- (1 row)
- select to_jsonb(timestamptz '-Infinity');
- to_jsonb
- -------------
- "-infinity"
- (1 row)
- --jsonb_agg
- SELECT jsonb_agg(q)
- FROM ( SELECT $$a$$ || x AS b, y AS c,
- ARRAY[ROW(x.*,ARRAY[1,2,3]),
- ROW(y.*,ARRAY[4,5,6])] AS z
- FROM generate_series(1,2) x,
- generate_series(4,5) y) q;
- jsonb_agg
- --------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
- [{"b": "a1", "c": 4, "z": [{"f1": 1, "f2": [1, 2, 3]}, {"f1": 4, "f2": [4, 5, 6]}]}, {"b": "a1", "c": 5, "z": [{"f1": 1, "f2": [1, 2, 3]}, {"f1": 5, "f2": [4, 5, 6]}]}, {"b": "a2", "c": 4, "z": [{"f1": 2, "f2": [1, 2, 3]}, {"f1": 4, "f2": [4, 5, 6]}]}, {"b": "a2", "c": 5, "z": [{"f1": 2, "f2": [1, 2, 3]}, {"f1": 5, "f2": [4, 5, 6]}]}]
- (1 row)
- SELECT jsonb_agg(q ORDER BY x, y)
- FROM rows q;
- jsonb_agg
- -----------------------------------------------------------------------
- [{"x": 1, "y": "txt1"}, {"x": 2, "y": "txt2"}, {"x": 3, "y": "txt3"}]
- (1 row)
- UPDATE rows SET x = NULL WHERE x = 1;
- SELECT jsonb_agg(q ORDER BY x NULLS FIRST, y)
- FROM rows q;
- jsonb_agg
- --------------------------------------------------------------------------
- [{"x": null, "y": "txt1"}, {"x": 2, "y": "txt2"}, {"x": 3, "y": "txt3"}]
- (1 row)
- -- jsonb extraction functions
- CREATE TEMP TABLE test_jsonb (
- json_type text,
- test_json jsonb
- );
- INSERT INTO test_jsonb VALUES
- ('scalar','"a scalar"'),
- ('array','["zero", "one","two",null,"four","five", [1,2,3],{"f1":9}]'),
- ('object','{"field1":"val1","field2":"val2","field3":null, "field4": 4, "field5": [1,2,3], "field6": {"f1":9}}');
- SELECT test_json -> 'x' FROM test_jsonb WHERE json_type = 'scalar';
- ?column?
- ----------
-
- (1 row)
- SELECT test_json -> 'x' FROM test_jsonb WHERE json_type = 'array';
- ?column?
- ----------
-
- (1 row)
- SELECT test_json -> 'x' FROM test_jsonb WHERE json_type = 'object';
- ?column?
- ----------
-
- (1 row)
- SELECT test_json -> 'field2' FROM test_jsonb WHERE json_type = 'object';
- ?column?
- ----------
- "val2"
- (1 row)
- SELECT test_json ->> 'field2' FROM test_jsonb WHERE json_type = 'scalar';
- ?column?
- ----------
-
- (1 row)
- SELECT test_json ->> 'field2' FROM test_jsonb WHERE json_type = 'array';
- ?column?
- ----------
-
- (1 row)
- SELECT test_json ->> 'field2' FROM test_jsonb WHERE json_type = 'object';
- ?column?
- ----------
- val2
- (1 row)
- SELECT test_json -> 2 FROM test_jsonb WHERE json_type = 'scalar';
- ?column?
- ----------
-
- (1 row)
- SELECT test_json -> 2 FROM test_jsonb WHERE json_type = 'array';
- ?column?
- ----------
- "two"
- (1 row)
- SELECT test_json -> 9 FROM test_jsonb WHERE json_type = 'array';
- ?column?
- ----------
-
- (1 row)
- SELECT test_json -> 2 FROM test_jsonb WHERE json_type = 'object';
- ?column?
- ----------
-
- (1 row)
- SELECT test_json ->> 6 FROM test_jsonb WHERE json_type = 'array';
- ?column?
- -----------
- [1, 2, 3]
- (1 row)
- SELECT test_json ->> 7 FROM test_jsonb WHERE json_type = 'array';
- ?column?
- -----------
- {"f1": 9}
- (1 row)
- SELECT test_json ->> 'field4' FROM test_jsonb WHERE json_type = 'object';
- ?column?
- ----------
- 4
- (1 row)
- SELECT test_json ->> 'field5' FROM test_jsonb WHERE json_type = 'object';
- ?column?
- -----------
- [1, 2, 3]
- (1 row)
- SELECT test_json ->> 'field6' FROM test_jsonb WHERE json_type = 'object';
- ?column?
- -----------
- {"f1": 9}
- (1 row)
- SELECT test_json ->> 2 FROM test_jsonb WHERE json_type = 'scalar';
- ?column?
- ----------
-
- (1 row)
- SELECT test_json ->> 2 FROM test_jsonb WHERE json_type = 'array';
- ?column?
- ----------
- two
- (1 row)
- SELECT test_json ->> 2 FROM test_jsonb WHERE json_type = 'object';
- ?column?
- ----------
-
- (1 row)
- SELECT jsonb_object_keys(test_json) FROM test_jsonb WHERE json_type = 'scalar';
- ERROR: cannot call jsonb_object_keys on a scalar
- SELECT jsonb_object_keys(test_json) FROM test_jsonb WHERE json_type = 'array';
- ERROR: cannot call jsonb_object_keys on an array
- SELECT jsonb_object_keys(test_json) FROM test_jsonb WHERE json_type = 'object';
- jsonb_object_keys
- -------------------
- field1
- field2
- field3
- field4
- field5
- field6
- (6 rows)
- -- nulls
- SELECT (test_json->'field3') IS NULL AS expect_false FROM test_jsonb WHERE json_type = 'object';
- expect_false
- --------------
- f
- (1 row)
- SELECT (test_json->>'field3') IS NULL AS expect_true FROM test_jsonb WHERE json_type = 'object';
- expect_true
- -------------
- t
- (1 row)
- SELECT (test_json->3) IS NULL AS expect_false FROM test_jsonb WHERE json_type = 'array';
- expect_false
- --------------
- f
- (1 row)
- SELECT (test_json->>3) IS NULL AS expect_true FROM test_jsonb WHERE json_type = 'array';
- expect_true
- -------------
- t
- (1 row)
- -- corner cases
- select '{"a": [{"b": "c"}, {"b": "cc"}]}'::jsonb -> null::text;
- ?column?
- ----------
-
- (1 row)
- select '{"a": [{"b": "c"}, {"b": "cc"}]}'::jsonb -> null::int;
- ?column?
- ----------
-
- (1 row)
- select '{"a": [{"b": "c"}, {"b": "cc"}]}'::jsonb -> 1;
- ?column?
- ----------
-
- (1 row)
- select '{"a": [{"b": "c"}, {"b": "cc"}]}'::jsonb -> 'z';
- ?column?
- ----------
-
- (1 row)
- select '{"a": [{"b": "c"}, {"b": "cc"}]}'::jsonb -> '';
- ?column?
- ----------
-
- (1 row)
- select '[{"b": "c"}, {"b": "cc"}]'::jsonb -> 1;
- ?column?
- -------------
- {"b": "cc"}
- (1 row)
- select '[{"b": "c"}, {"b": "cc"}]'::jsonb -> 3;
- ?column?
- ----------
-
- (1 row)
- select '[{"b": "c"}, {"b": "cc"}]'::jsonb -> 'z';
- ?column?
- ----------
-
- (1 row)
- select '{"a": "c", "b": null}'::jsonb -> 'b';
- ?column?
- ----------
- null
- (1 row)
- select '"foo"'::jsonb -> 1;
- ?column?
- ----------
-
- (1 row)
- select '"foo"'::jsonb -> 'z';
- ?column?
- ----------
-
- (1 row)
- select '{"a": [{"b": "c"}, {"b": "cc"}]}'::jsonb ->> null::text;
- ?column?
- ----------
-
- (1 row)
- select '{"a": [{"b": "c"}, {"b": "cc"}]}'::jsonb ->> null::int;
- ?column?
- ----------
-
- (1 row)
- select '{"a": [{"b": "c"}, {"b": "cc"}]}'::jsonb ->> 1;
- ?column?
- ----------
-
- (1 row)
- select '{"a": [{"b": "c"}, {"b": "cc"}]}'::jsonb ->> 'z';
- ?column?
- ----------
-
- (1 row)
- select '{"a": [{"b": "c"}, {"b": "cc"}]}'::jsonb ->> '';
- ?column?
- ----------
-
- (1 row)
- select '[{"b": "c"}, {"b": "cc"}]'::jsonb ->> 1;
- ?column?
- -------------
- {"b": "cc"}
- (1 row)
- select '[{"b": "c"}, {"b": "cc"}]'::jsonb ->> 3;
- ?column?
- ----------
-
- (1 row)
- select '[{"b": "c"}, {"b": "cc"}]'::jsonb ->> 'z';
- ?column?
- ----------
-
- (1 row)
- select '{"a": "c", "b": null}'::jsonb ->> 'b';
- ?column?
- ----------
-
- (1 row)
- select '"foo"'::jsonb ->> 1;
- ?column?
- ----------
-
- (1 row)
- select '"foo"'::jsonb ->> 'z';
- ?column?
- ----------
-
- (1 row)
- -- equality and inequality
- SELECT '{"x":"y"}'::jsonb = '{"x":"y"}'::jsonb;
- ?column?
- ----------
- t
- (1 row)
- SELECT '{"x":"y"}'::jsonb = '{"x":"z"}'::jsonb;
- ?column?
- ----------
- f
- (1 row)
- SELECT '{"x":"y"}'::jsonb <> '{"x":"y"}'::jsonb;
- ?column?
- ----------
- f
- (1 row)
- SELECT '{"x":"y"}'::jsonb <> '{"x":"z"}'::jsonb;
- ?column?
- ----------
- t
- (1 row)
- -- containment
- SELECT jsonb_contains('{"a":"b", "b":1, "c":null}', '{"a":"b"}');
- jsonb_contains
- ----------------
- t
- (1 row)
- SELECT jsonb_contains('{"a":"b", "b":1, "c":null}', '{"a":"b", "c":null}');
- jsonb_contains
- ----------------
- t
- (1 row)
- SELECT jsonb_contains('{"a":"b", "b":1, "c":null}', '{"a":"b", "g":null}');
- jsonb_contains
- ----------------
- f
- (1 row)
- SELECT jsonb_contains('{"a":"b", "b":1, "c":null}', '{"g":null}');
- jsonb_contains
- ----------------
- f
- (1 row)
- SELECT jsonb_contains('{"a":"b", "b":1, "c":null}', '{"a":"c"}');
- jsonb_contains
- ----------------
- f
- (1 row)
- SELECT jsonb_contains('{"a":"b", "b":1, "c":null}', '{"a":"b"}');
- jsonb_contains
- ----------------
- t
- (1 row)
- SELECT jsonb_contains('{"a":"b", "b":1, "c":null}', '{"a":"b", "c":"q"}');
- jsonb_contains
- ----------------
- f
- (1 row)
- SELECT '{"a":"b", "b":1, "c":null}'::jsonb @> '{"a":"b"}';
- ?column?
- ----------
- t
- (1 row)
- SELECT '{"a":"b", "b":1, "c":null}'::jsonb @> '{"a":"b", "c":null}';
- ?column?
- ----------
- t
- (1 row)
- SELECT '{"a":"b", "b":1, "c":null}'::jsonb @> '{"a":"b", "g":null}';
- ?column?
- ----------
- f
- (1 row)
- SELECT '{"a":"b", "b":1, "c":null}'::jsonb @> '{"g":null}';
- ?column?
- ----------
- f
- (1 row)
- SELECT '{"a":"b", "b":1, "c":null}'::jsonb @> '{"a":"c"}';
- ?column?
- ----------
- f
- (1 row)
- SELECT '{"a":"b", "b":1, "c":null}'::jsonb @> '{"a":"b"}';
- ?column?
- ----------
- t
- (1 row)
- SELECT '{"a":"b", "b":1, "c":null}'::jsonb @> '{"a":"b", "c":"q"}';
- ?column?
- ----------
- f
- (1 row)
- SELECT '[1,2]'::jsonb @> '[1,2,2]'::jsonb;
- ?column?
- ----------
- t
- (1 row)
- SELECT '[1,1,2]'::jsonb @> '[1,2,2]'::jsonb;
- ?column?
- ----------
- t
- (1 row)
- SELECT '[[1,2]]'::jsonb @> '[[1,2,2]]'::jsonb;
- ?column?
- ----------
- t
- (1 row)
- SELECT '[1,2,2]'::jsonb <@ '[1,2]'::jsonb;
- ?column?
- ----------
- t
- (1 row)
- SELECT '[1,2,2]'::jsonb <@ '[1,1,2]'::jsonb;
- ?column?
- ----------
- t
- (1 row)
- SELECT '[[1,2,2]]'::jsonb <@ '[[1,2]]'::jsonb;
- ?column?
- ----------
- t
- (1 row)
- SELECT jsonb_contained('{"a":"b"}', '{"a":"b", "b":1, "c":null}');
- jsonb_contained
- -----------------
- t
- (1 row)
- SELECT jsonb_contained('{"a":"b", "c":null}', '{"a":"b", "b":1, "c":null}');
- jsonb_contained
- -----------------
- t
- (1 row)
- SELECT jsonb_contained('{"a":"b", "g":null}', '{"a":"b", "b":1, "c":null}');
- jsonb_contained
- -----------------
- f
- (1 row)
- SELECT jsonb_contained('{"g":null}', '{"a":"b", "b":1, "c":null}');
- jsonb_contained
- -----------------
- f
- (1 row)
- SELECT jsonb_contained('{"a":"c"}', '{"a":"b", "b":1, "c":null}');
- jsonb_contained
- -----------------
- f
- (1 row)
- SELECT jsonb_contained('{"a":"b"}', '{"a":"b", "b":1, "c":null}');
- jsonb_contained
- -----------------
- t
- (1 row)
- SELECT jsonb_contained('{"a":"b", "c":"q"}', '{"a":"b", "b":1, "c":null}');
- jsonb_contained
- -----------------
- f
- (1 row)
- SELECT '{"a":"b"}'::jsonb <@ '{"a":"b", "b":1, "c":null}';
- ?column?
- ----------
- t
- (1 row)
- SELECT '{"a":"b", "c":null}'::jsonb <@ '{"a":"b", "b":1, "c":null}';
- ?column?
- ----------
- t
- (1 row)
- SELECT '{"a":"b", "g":null}'::jsonb <@ '{"a":"b", "b":1, "c":null}';
- ?column?
- ----------
- f
- (1 row)
- SELECT '{"g":null}'::jsonb <@ '{"a":"b", "b":1, "c":null}';
- ?column?
- ----------
- f
- (1 row)
- SELECT '{"a":"c"}'::jsonb <@ '{"a":"b", "b":1, "c":null}';
- ?column?
- ----------
- f
- (1 row)
- SELECT '{"a":"b"}'::jsonb <@ '{"a":"b", "b":1, "c":null}';
- ?column?
- ----------
- t
- (1 row)
- SELECT '{"a":"b", "c":"q"}'::jsonb <@ '{"a":"b", "b":1, "c":null}';
- ?column?
- ----------
- f
- (1 row)
- -- Raw scalar may contain another raw scalar, array may contain a raw scalar
- SELECT '[5]'::jsonb @> '[5]';
- ?column?
- ----------
- t
- (1 row)
- SELECT '5'::jsonb @> '5';
- ?column?
- ----------
- t
- (1 row)
- SELECT '[5]'::jsonb @> '5';
- ?column?
- ----------
- t
- (1 row)
- -- But a raw scalar cannot contain an array
- SELECT '5'::jsonb @> '[5]';
- ?column?
- ----------
- f
- (1 row)
- -- In general, one thing should always contain itself. Test array containment:
- SELECT '["9", ["7", "3"], 1]'::jsonb @> '["9", ["7", "3"], 1]'::jsonb;
- ?column?
- ----------
- t
- (1 row)
- SELECT '["9", ["7", "3"], ["1"]]'::jsonb @> '["9", ["7", "3"], ["1"]]'::jsonb;
- ?column?
- ----------
- t
- (1 row)
- -- array containment string matching confusion bug
- SELECT '{ "name": "Bob", "tags": [ "enim", "qui"]}'::jsonb @> '{"tags":["qu"]}';
- ?column?
- ----------
- f
- (1 row)
- -- array length
- SELECT jsonb_array_length('[1,2,3,{"f1":1,"f2":[5,6]},4]');
- jsonb_array_length
- --------------------
- 5
- (1 row)
- SELECT jsonb_array_length('[]');
- jsonb_array_length
- --------------------
- 0
- (1 row)
- SELECT jsonb_array_length('{"f1":1,"f2":[5,6]}');
- ERROR: cannot get array length of a non-array
- SELECT jsonb_array_length('4');
- ERROR: cannot get array length of a scalar
- -- each
- SELECT jsonb_each('{"f1":[1,2,3],"f2":{"f3":1},"f4":null}');
- jsonb_each
- --------------------
- (f1,"[1, 2, 3]")
- (f2,"{""f3"": 1}")
- (f4,null)
- (3 rows)
- SELECT jsonb_each('{"a":{"b":"c","c":"b","1":"first"},"b":[1,2],"c":"cc","1":"first","n":null}'::jsonb) AS q;
- q
- ------------------------------------------------------
- (1,"""first""")
- (a,"{""1"": ""first"", ""b"": ""c"", ""c"": ""b""}")
- (b,"[1, 2]")
- (c,"""cc""")
- (n,null)
- (5 rows)
- SELECT * FROM jsonb_each('{"f1":[1,2,3],"f2":{"f3":1},"f4":null,"f5":99,"f6":"stringy"}') q;
- key | value
- -----+-----------
- f1 | [1, 2, 3]
- f2 | {"f3": 1}
- f4 | null
- f5 | 99
- f6 | "stringy"
- (5 rows)
- SELECT * FROM jsonb_each('{"a":{"b":"c","c":"b","1":"first"},"b":[1,2],"c":"cc","1":"first","n":null}'::jsonb) AS q;
- key | value
- -----+------------------------------------
- 1 | "first"
- a | {"1": "first", "b": "c", "c": "b"}
- b | [1, 2]
- c | "cc"
- n | null
- (5 rows)
- SELECT jsonb_each_text('{"f1":[1,2,3],"f2":{"f3":1},"f4":null,"f5":"null"}');
- jsonb_each_text
- --------------------
- (f1,"[1, 2, 3]")
- (f2,"{""f3"": 1}")
- (f4,)
- (f5,null)
- (4 rows)
- SELECT jsonb_each_text('{"a":{"b":"c","c":"b","1":"first"},"b":[1,2],"c":"cc","1":"first","n":null}'::jsonb) AS q;
- q
- ------------------------------------------------------
- (1,first)
- (a,"{""1"": ""first"", ""b"": ""c"", ""c"": ""b""}")
- (b,"[1, 2]")
- (c,cc)
- (n,)
- (5 rows)
- SELECT * FROM jsonb_each_text('{"f1":[1,2,3],"f2":{"f3":1},"f4":null,"f5":99,"f6":"stringy"}') q;
- key | value
- -----+-----------
- f1 | [1, 2, 3]
- f2 | {"f3": 1}
- f4 |
- f5 | 99
- f6 | stringy
- (5 rows)
- SELECT * FROM jsonb_each_text('{"a":{"b":"c","c":"b","1":"first"},"b":[1,2],"c":"cc","1":"first","n":null}'::jsonb) AS q;
- key | value
- -----+------------------------------------
- 1 | first
- a | {"1": "first", "b": "c", "c": "b"}
- b | [1, 2]
- c | cc
- n |
- (5 rows)
- -- exists
- SELECT jsonb_exists('{"a":null, "b":"qq"}', 'a');
- jsonb_exists
- --------------
- t
- (1 row)
- SELECT jsonb_exists('{"a":null, "b":"qq"}', 'b');
- jsonb_exists
- --------------
- t
- (1 row)
- SELECT jsonb_exists('{"a":null, "b":"qq"}', 'c');
- jsonb_exists
- --------------
- f
- (1 row)
- SELECT jsonb_exists('{"a":"null", "b":"qq"}', 'a');
- jsonb_exists
- --------------
- t
- (1 row)
- SELECT jsonb '{"a":null, "b":"qq"}' ? 'a';
- ?column?
- ----------
- t
- (1 row)
- SELECT jsonb '{"a":null, "b":"qq"}' ? 'b';
- ?column?
- ----------
- t
- (1 row)
- SELECT jsonb '{"a":null, "b":"qq"}' ? 'c';
- ?column?
- ----------
- f
- (1 row)
- SELECT jsonb '{"a":"null", "b":"qq"}' ? 'a';
- ?column?
- ----------
- t
- (1 row)
- -- array exists - array elements should behave as keys
- SELECT count(*) from testjsonb WHERE j->'array' ? 'bar';
- count
- -------
- 3
- (1 row)
- -- type sensitive array exists - should return no rows (since "exists" only
- -- matches strings that are either object keys or array elements)
- SELECT count(*) from testjsonb WHERE j->'array' ? '5'::text;
- count
- -------
- 0
- (1 row)
- -- However, a raw scalar is *contained* within the array
- SELECT count(*) from testjsonb WHERE j->'array' @> '5'::jsonb;
- count
- -------
- 1
- (1 row)
- SELECT jsonb_exists_any('{"a":null, "b":"qq"}', ARRAY['a','b']);
- jsonb_exists_any
- ------------------
- t
- (1 row)
- SELECT jsonb_exists_any('{"a":null, "b":"qq"}', ARRAY['b','a']);
- jsonb_exists_any
- ------------------
- t
- (1 row)
- SELECT jsonb_exists_any('{"a":null, "b":"qq"}', ARRAY['c','a']);
- jsonb_exists_any
- ------------------
- t
- (1 row)
- SELECT jsonb_exists_any('{"a":null, "b":"qq"}', ARRAY['c','d']);
- jsonb_exists_any
- ------------------
- f
- (1 row)
- SELECT jsonb_exists_any('{"a":null, "b":"qq"}', '{}'::text[]);
- jsonb_exists_any
- ------------------
- f
- (1 row)
- SELECT jsonb '{"a":null, "b":"qq"}' ?| ARRAY['a','b'];
- ?column?
- ----------
- t
- (1 row)
- SELECT jsonb '{"a":null, "b":"qq"}' ?| ARRAY['b','a'];
- ?column?
- ----------
- t
- (1 row)
- SELECT jsonb '{"a":null, "b":"qq"}' ?| ARRAY['c','a'];
- ?column?
- ----------
- t
- (1 row)
- SELECT jsonb '{"a":null, "b":"qq"}' ?| ARRAY['c','d'];
- ?column?
- ----------
- f
- (1 row)
- SELECT jsonb '{"a":null, "b":"qq"}' ?| '{}'::text[];
- ?column?
- ----------
- f
- (1 row)
- SELECT jsonb_exists_all('{"a":null, "b":"qq"}', ARRAY['a','b']);
- jsonb_exists_all
- ------------------
- t
- (1 row)
- SELECT jsonb_exists_all('{"a":null, "b":"qq"}', ARRAY['b','a']);
- jsonb_exists_all
- ------------------
- t
- (1 row)
- SELECT jsonb_exists_all('{"a":null, "b":"qq"}', ARRAY['c','a']);
- jsonb_exists_all
- ------------------
- f
- (1 row)
- SELECT jsonb_exists_all('{"a":null, "b":"qq"}', ARRAY['c','d']);
- jsonb_exists_all
- ------------------
- f
- (1 row)
- SELECT jsonb_exists_all('{"a":null, "b":"qq"}', '{}'::text[]);
- jsonb_exists_all
- ------------------
- t
- (1 row)
- SELECT jsonb '{"a":null, "b":"qq"}' ?& ARRAY['a','b'];
- ?column?
- ----------
- t
- (1 row)
- SELECT jsonb '{"a":null, "b":"qq"}' ?& ARRAY['b','a'];
- ?column?
- ----------
- t
- (1 row)
- SELECT jsonb '{"a":null, "b":"qq"}' ?& ARRAY['c','a'];
- ?column?
- ----------
- f
- (1 row)
- SELECT jsonb '{"a":null, "b":"qq"}' ?& ARRAY['c','d'];
- ?column?
- ----------
- f
- (1 row)
- SELECT jsonb '{"a":null, "b":"qq"}' ?& ARRAY['a','a', 'b', 'b', 'b'];
- ?column?
- ----------
- t
- (1 row)
- SELECT jsonb '{"a":null, "b":"qq"}' ?& '{}'::text[];
- ?column?
- ----------
- t
- (1 row)
- -- typeof
- SELECT jsonb_typeof('{}') AS object;
- object
- --------
- object
- (1 row)
- SELECT jsonb_typeof('{"c":3,"p":"o"}') AS object;
- object
- --------
- object
- (1 row)
- SELECT jsonb_typeof('[]') AS array;
- array
- -------
- array
- (1 row)
- SELECT jsonb_typeof('["a", 1]') AS array;
- array
- -------
- array
- (1 row)
- SELECT jsonb_typeof('null') AS "null";
- null
- ------
- null
- (1 row)
- SELECT jsonb_typeof('1') AS number;
- number
- --------
- number
- (1 row)
- SELECT jsonb_typeof('-1') AS number;
- number
- --------
- number
- (1 row)
- SELECT jsonb_typeof('1.0') AS number;
- number
- --------
- number
- (1 row)
- SELECT jsonb_typeof('1e2') AS number;
- number
- --------
- number
- (1 row)
- SELECT jsonb_typeof('-1.0') AS number;
- number
- --------
- number
- (1 row)
- SELECT jsonb_typeof('true') AS boolean;
- boolean
- ---------
- boolean
- (1 row)
- SELECT jsonb_typeof('false') AS boolean;
- boolean
- ---------
- boolean
- (1 row)
- SELECT jsonb_typeof('"hello"') AS string;
- string
- --------
- string
- (1 row)
- SELECT jsonb_typeof('"true"') AS string;
- string
- --------
- string
- (1 row)
- SELECT jsonb_typeof('"1.0"') AS string;
- string
- --------
- string
- (1 row)
- -- jsonb_build_array, jsonb_build_object, jsonb_object_agg
- SELECT jsonb_build_array('a',1,'b',1.2,'c',true,'d',null,'e',json '{"x": 3, "y": [1,2,3]}');
- jsonb_build_array
- -------------------------------------------------------------------------
- ["a", 1, "b", 1.2, "c", true, "d", null, "e", {"x": 3, "y": [1, 2, 3]}]
- (1 row)
- SELECT jsonb_build_array('a', NULL); -- ok
- jsonb_build_array
- -------------------
- ["a", null]
- (1 row)
- SELECT jsonb_build_array(VARIADIC NULL::text[]); -- ok
- jsonb_build_array
- -------------------
-
- (1 row)
- SELECT jsonb_build_array(VARIADIC '{}'::text[]); -- ok
- jsonb_build_array
- -------------------
- []
- (1 row)
- SELECT jsonb_build_array(VARIADIC '{a,b,c}'::text[]); -- ok
- jsonb_build_array
- -------------------
- ["a", "b", "c"]
- (1 row)
- SELECT jsonb_build_array(VARIADIC ARRAY['a', NULL]::text[]); -- ok
- jsonb_build_array
- -------------------
- ["a", null]
- (1 row)
- SELECT jsonb_build_array(VARIADIC '{1,2,3,4}'::text[]); -- ok
- jsonb_build_array
- ----------------------
- ["1", "2", "3", "4"]
- (1 row)
- SELECT jsonb_build_array(VARIADIC '{1,2,3,4}'::int[]); -- ok
- jsonb_build_array
- -------------------
- [1, 2, 3, 4]
- (1 row)
- SELECT jsonb_build_array(VARIADIC '{{1,4},{2,5},{3,6}}'::int[][]); -- ok
- jsonb_build_array
- --------------------
- [1, 4, 2, 5, 3, 6]
- (1 row)
- SELECT jsonb_build_object('a',1,'b',1.2,'c',true,'d',null,'e',json '{"x": 3, "y": [1,2,3]}');
- jsonb_build_object
- -------------------------------------------------------------------------
- {"a": 1, "b": 1.2, "c": true, "d": null, "e": {"x": 3, "y": [1, 2, 3]}}
- (1 row)
- SELECT jsonb_build_object(
- 'a', jsonb_build_object('b',false,'c',99),
- 'd', jsonb_build_object('e',array[9,8,7]::int[],
- 'f', (select row_to_json(r) from ( select relkind, oid::regclass as name from pg_class where relname = 'pg_class') r)));
- jsonb_build_object
- ------------------------------------------------------------------------------------------------
- {"a": {"b": false, "c": 99}, "d": {"e": [9, 8, 7], "f": {"name": "pg_class", "relkind": "r"}}}
- (1 row)
- SELECT jsonb_build_object('{a,b,c}'::text[]); -- error
- ERROR: argument list must have even number of elements
- HINT: The arguments of jsonb_build_object() must consist of alternating keys and values.
- SELECT jsonb_build_object('{a,b,c}'::text[], '{d,e,f}'::text[]); -- error, key cannot be array
- ERROR: key value must be scalar, not array, composite, or json
- SELECT jsonb_build_object('a', 'b', 'c'); -- error
- ERROR: argument list must have even number of elements
- HINT: The arguments of jsonb_build_object() must consist of alternating keys and values.
- SELECT jsonb_build_object(NULL, 'a'); -- error, key cannot be NULL
- ERROR: argument 1: key must not be null
- SELECT jsonb_build_object('a', NULL); -- ok
- jsonb_build_object
- --------------------
- {"a": null}
- (1 row)
- SELECT jsonb_build_object(VARIADIC NULL::text[]); -- ok
- jsonb_build_object
- --------------------
-
- (1 row)
- SELECT jsonb_build_object(VARIADIC '{}'::text[]); -- ok
- jsonb_build_object
- --------------------
- {}
- (1 row)
- SELECT jsonb_build_object(VARIADIC '{a,b,c}'::text[]); -- error
- ERROR: argument list must have even number of elements
- HINT: The arguments of jsonb_build_object() must consist of alternating keys and values.
- SELECT jsonb_build_object(VARIADIC ARRAY['a', NULL]::text[]); -- ok
- jsonb_build_object
- --------------------
- {"a": null}
- (1 row)
- SELECT jsonb_build_object(VARIADIC ARRAY[NULL, 'a']::text[]); -- error, key cannot be NULL
- ERROR: argument 1: key must not be null
- SELECT jsonb_build_object(VARIADIC '{1,2,3,4}'::text[]); -- ok
- jsonb_build_object
- ----------------------
- {"1": "2", "3": "4"}
- (1 row)
- SELECT jsonb_build_object(VARIADIC '{1,2,3,4}'::int[]); -- ok
- jsonb_build_object
- --------------------
- {"1": 2, "3": 4}
- (1 row)
- SELECT jsonb_build_object(VARIADIC '{{1,4},{2,5},{3,6}}'::int[][]); -- ok
- jsonb_build_object
- --------------------------
- {"1": 4, "2": 5, "3": 6}
- (1 row)
- -- empty objects/arrays
- SELECT jsonb_build_array();
- jsonb_build_array
- -------------------
- []
- (1 row)
- SELECT jsonb_build_object();
- jsonb_build_object
- --------------------
- {}
- (1 row)
- -- make sure keys are quoted
- SELECT jsonb_build_object(1,2);
- jsonb_build_object
- --------------------
- {"1": 2}
- (1 row)
- -- keys must be scalar and not null
- SELECT jsonb_build_object(null,2);
- ERROR: argument 1: key must not be null
- SELECT jsonb_build_object(r,2) FROM (SELECT 1 AS a, 2 AS b) r;
- ERROR: key value must be scalar, not array, composite, or json
- SELECT jsonb_build_object(json '{"a":1,"b":2}', 3);
- ERROR: key value must be scalar, not array, composite, or json
- SELECT jsonb_build_object('{1,2,3}'::int[], 3);
- ERROR: key value must be scalar, not array, composite, or json
- -- handling of NULL values
- SELECT jsonb_object_agg(1, NULL::jsonb);
- jsonb_object_agg
- ------------------
- {"1": null}
- (1 row)
- SELECT jsonb_object_agg(NULL, '{"a":1}');
- ERROR: field name must not be null
- CREATE TEMP TABLE foo (serial_num int, name text, type text);
- INSERT INTO foo VALUES (847001,'t15','GE1043');
- INSERT INTO foo VALUES (847002,'t16','GE1043');
- INSERT INTO foo VALUES (847003,'sub-alpha','GESS90');
- SELECT jsonb_build_object('turbines',jsonb_object_agg(serial_num,jsonb_build_object('name',name,'type',type)))
- FROM foo;
- jsonb_build_object
- -------------------------------------------------------------------------------------------------------------------------------------------------------------
- {"turbines": {"847001": {"name": "t15", "type": "GE1043"}, "847002": {"name": "t16", "type": "GE1043"}, "847003": {"name": "sub-alpha", "type": "GESS90"}}}
- (1 row)
- SELECT jsonb_object_agg(name, type) FROM foo;
- jsonb_object_agg
- -----------------------------------------------------------
- {"t15": "GE1043", "t16": "GE1043", "sub-alpha": "GESS90"}
- (1 row)
- INSERT INTO foo VALUES (999999, NULL, 'bar');
- SELECT jsonb_object_agg(name, type) FROM foo;
- ERROR: field name must not be null
- -- jsonb_object
- -- empty object, one dimension
- SELECT jsonb_object('{}');
- jsonb_object
- --------------
- {}
- (1 row)
- -- empty object, two dimensions
- SELECT jsonb_object('{}', '{}');
- jsonb_object
- --------------
- {}
- (1 row)
- -- one dimension
- SELECT jsonb_object('{a,1,b,2,3,NULL,"d e f","a b c"}');
- jsonb_object
- ---------------------------------------------------
- {"3": null, "a": "1", "b": "2", "d e f": "a b c"}
- (1 row)
- -- same but with two dimensions
- SELECT jsonb_object('{{a,1},{b,2},{3,NULL},{"d e f","a b c"}}');
- jsonb_object
- ---------------------------------------------------
- {"3": null, "a": "1", "b": "2", "d e f": "a b c"}
- (1 row)
- -- odd number error
- SELECT jsonb_object('{a,b,c}');
- ERROR: array must have even number of elements
- -- one column error
- SELECT jsonb_object('{{a},{b}}');
- ERROR: array must have two columns
- -- too many columns error
- SELECT jsonb_object('{{a,b,c},{b,c,d}}');
- ERROR: array must have two columns
- -- too many dimensions error
- SELECT jsonb_object('{{{a,b},{c,d}},{{b,c},{d,e}}}');
- ERROR: wrong number of array subscripts
- --two argument form of jsonb_object
- select jsonb_object('{a,b,c,"d e f"}','{1,2,3,"a b c"}');
- jsonb_object
- --------------------------------------------------
- {"a": "1", "b": "2", "c": "3", "d e f": "a b c"}
- (1 row)
- -- too many dimensions
- SELECT jsonb_object('{{a,1},{b,2},{3,NULL},{"d e f","a b c"}}', '{{a,1},{b,2},{3,NULL},{"d e f","a b c"}}');
- ERROR: wrong number of array subscripts
- -- mismatched dimensions
- select jsonb_object('{a,b,c,"d e f",g}','{1,2,3,"a b c"}');
- ERROR: mismatched array dimensions
- select jsonb_object('{a,b,c,"d e f"}','{1,2,3,"a b c",g}');
- ERROR: mismatched array dimensions
- -- null key error
- select jsonb_object('{a,b,NULL,"d e f"}','{1,2,3,"a b c"}');
- ERROR: null value not allowed for object key
- -- empty key is allowed
- select jsonb_object('{a,b,"","d e f"}','{1,2,3,"a b c"}');
- jsonb_object
- -------------------------------------------------
- {"": "3", "a": "1", "b": "2", "d e f": "a b c"}
- (1 row)
- -- extract_path, extract_path_as_text
- SELECT jsonb_extract_path('{"f2":{"f3":1},"f4":{"f5":99,"f6":"stringy"}}','f4','f6');
- jsonb_extract_path
- --------------------
- "stringy"
- (1 row)
- SELECT jsonb_extract_path('{"f2":{"f3":1},"f4":{"f5":99,"f6":"stringy"}}','f2');
- jsonb_extract_path
- --------------------
- {"f3": 1}
- (1 row)
- SELECT jsonb_extract_path('{"f2":["f3",1],"f4":{"f5":99,"f6":"stringy"}}','f2',0::text);
- jsonb_extract_path
- --------------------
- "f3"
- (1 row)
- SELECT jsonb_extract_path('{"f2":["f3",1],"f4":{"f5":99,"f6":"stringy"}}','f2',1::text);
- jsonb_extract_path
- --------------------
- 1
- (1 row)
- SELECT jsonb_extract_path_text('{"f2":{"f3":1},"f4":{"f5":99,"f6":"stringy"}}','f4','f6');
- jsonb_extract_path_text
- -------------------------
- stringy
- (1 row)
- SELECT jsonb_extract_path_text('{"f2":{"f3":1},"f4":{"f5":99,"f6":"stringy"}}','f2');
- jsonb_extract_path_text
- -------------------------
- {"f3": 1}
- (1 row)
- SELECT jsonb_extract_path_text('{"f2":["f3",1],"f4":{"f5":99,"f6":"stringy"}}','f2',0::text);
- jsonb_extract_path_text
- -------------------------
- f3
- (1 row)
- SELECT jsonb_extract_path_text('{"f2":["f3",1],"f4":{"f5":99,"f6":"stringy"}}','f2',1::text);
- jsonb_extract_path_text
- -------------------------
- 1
- (1 row)
- -- extract_path nulls
- SELECT jsonb_extract_path('{"f2":{"f3":1},"f4":{"f5":null,"f6":"stringy"}}','f4','f5') IS NULL AS expect_false;
- expect_false
- --------------
- f
- (1 row)
- SELECT jsonb_extract_path_text('{"f2":{"f3":1},"f4":{"f5":null,"f6":"stringy"}}','f4','f5') IS NULL AS expect_true;
- expect_true
- -------------
- t
- (1 row)
- SELECT jsonb_extract_path('{"f2":{"f3":1},"f4":[0,1,2,null]}','f4','3') IS NULL AS expect_false;
- expect_false
- --------------
- f
- (1 row)
- SELECT jsonb_extract_path_text('{"f2":{"f3":1},"f4":[0,1,2,null]}','f4','3') IS NULL AS expect_true;
- expect_true
- -------------
- t
- (1 row)
- -- extract_path operators
- SELECT '{"f2":{"f3":1},"f4":{"f5":99,"f6":"stringy"}}'::jsonb#>array['f4','f6'];
- ?column?
- -----------
- "stringy"
- (1 row)
- SELECT '{"f2":{"f3":1},"f4":{"f5":99,"f6":"stringy"}}'::jsonb#>array['f2'];
- ?column?
- -----------
- {"f3": 1}
- (1 row)
- SELECT '{"f2":["f3",1],"f4":{"f5":99,"f6":"stringy"}}'::jsonb#>array['f2','0'];
- ?column?
- ----------
- "f3"
- (1 row)
- SELECT '{"f2":["f3",1],"f4":{"f5":99,"f6":"stringy"}}'::jsonb#>array['f2','1'];
- ?column?
- ----------
- 1
- (1 row)
- SELECT '{"f2":{"f3":1},"f4":{"f5":99,"f6":"stringy"}}'::jsonb#>>array['f4','f6'];
- ?column?
- ----------
- stringy
- (1 row)
- SELECT '{"f2":{"f3":1},"f4":{"f5":99,"f6":"stringy"}}'::jsonb#>>array['f2'];
- ?column?
- -----------
- {"f3": 1}
- (1 row)
- SELECT '{"f2":["f3",1],"f4":{"f5":99,"f6":"stringy"}}'::jsonb#>>array['f2','0'];
- ?column?
- ----------
- f3
- (1 row)
- SELECT '{"f2":["f3",1],"f4":{"f5":99,"f6":"stringy"}}'::jsonb#>>array['f2','1'];
- ?column?
- ----------
- 1
- (1 row)
- -- corner cases for same
- select '{"a": {"b":{"c": "foo"}}}'::jsonb #> '{}';
- ?column?
- ----------------------------
- {"a": {"b": {"c": "foo"}}}
- (1 row)
- select '[1,2,3]'::jsonb #> '{}';
- ?column?
- -----------
- [1, 2, 3]
- (1 row)
- select '"foo"'::jsonb #> '{}';
- ?column?
- ----------
- "foo"
- (1 row)
- select '42'::jsonb #> '{}';
- ?column?
- ----------
- 42
- (1 row)
- select 'null'::jsonb #> '{}';
- ?column?
- ----------
- null
- (1 row)
- select '{"a": {"b":{"c": "foo"}}}'::jsonb #> array['a'];
- ?column?
- ---------------------
- {"b": {"c": "foo"}}
- (1 row)
- select '{"a": {"b":{"c": "foo"}}}'::jsonb #> array['a', null];
- ?column?
- ----------
-
- (1 row)
- select '{"a": {"b":{"c": "foo"}}}'::jsonb #> array['a', ''];
- ?column?
- ----------
-
- (1 row)
- select '{"a": {"b":{"c": "foo"}}}'::jsonb #> array['a','b'];
- ?column?
- --------------
- {"c": "foo"}
- (1 row)
- select '{"a": {"b":{"c": "foo"}}}'::jsonb #> array['a','b','c'];
- ?column?
- ----------
- "foo"
- (1 row)
- select '{"a": {"b":{"c": "foo"}}}'::jsonb #> array['a','b','c','d'];
- ?column?
- ----------
-
- (1 row)
- select '{"a": {"b":{"c": "foo"}}}'::jsonb #> array['a','z','c'];
- ?column?
- ----------
-
- (1 row)
- select '{"a": [{"b": "c"}, {"b": "cc"}]}'::jsonb #> array['a','1','b'];
- ?column?
- ----------
- "cc"
- (1 row)
- select '{"a": [{"b": "c"}, {"b": "cc"}]}'::jsonb #> array['a','z','b'];
- ?column?
- ----------
-
- (1 row)
- select '[{"b": "c"}, {"b": "cc"}]'::jsonb #> array['1','b'];
- ?column?
- ----------
- "cc"
- (1 row)
- select '[{"b": "c"}, {"b": "cc"}]'::jsonb #> array['z','b'];
- ?column?
- ----------
-
- (1 row)
- select '[{"b": "c"}, {"b": null}]'::jsonb #> array['1','b'];
- ?column?
- ----------
- null
- (1 row)
- select '"foo"'::jsonb #> array['z'];
- ?column?
- ----------
-
- (1 row)
- select '42'::jsonb #> array['f2'];
- ?column?
- ----------
-
- (1 row)
- select '42'::jsonb #> array['0'];
- ?column?
- ----------
-
- (1 row)
- select '{"a": {"b":{"c": "foo"}}}'::jsonb #>> '{}';
- ?column?
- ----------------------------
- {"a": {"b": {"c": "foo"}}}
- (1 row)
- select '[1,2,3]'::jsonb #>> '{}';
- ?column?
- -----------
- [1, 2, 3]
- (1 row)
- select '"foo"'::jsonb #>> '{}';
- ?column?
- ----------
- foo
- (1 row)
- select '42'::jsonb #>> '{}';
- ?column?
- ----------
- 42
- (1 row)
- select 'null'::jsonb #>> '{}';
- ?column?
- ----------
-
- (1 row)
- select '{"a": {"b":{"c": "foo"}}}'::jsonb #>> array['a'];
- ?column?
- ---------------------
- {"b": {"c": "foo"}}
- (1 row)
- select '{"a": {"b":{"c": "foo"}}}'::jsonb #>> array['a', null];
- ?column?
- ----------
-
- (1 row)
- select '{"a": {"b":{"c": "foo"}}}'::jsonb #>> array['a', ''];
- ?column?
- ----------
-
- (1 row)
- select '{"a": {"b":{"c": "foo"}}}'::jsonb #>> array['a','b'];
- ?column?
- --------------
- {"c": "foo"}
- (1 row)
- select '{"a": {"b":{"c": "foo"}}}'::jsonb #>> array['a','b','c'];
- ?column?
- ----------
- foo
- (1 row)
- select '{"a": {"b":{"c": "foo"}}}'::jsonb #>> array['a','b','c','d'];
- ?column?
- ----------
-
- (1 row)
- select '{"a": {"b":{"c": "foo"}}}'::jsonb #>> array['a','z','c'];
- ?column?
- ----------
-
- (1 row)
- select '{"a": [{"b": "c"}, {"b": "cc"}]}'::jsonb #>> array['a','1','b'];
- ?column?
- ----------
- cc
- (1 row)
- select '{"a": [{"b": "c"}, {"b": "cc"}]}'::jsonb #>> array['a','z','b'];
- ?column?
- ----------
-
- (1 row)
- select '[{"b": "c"}, {"b": "cc"}]'::jsonb #>> array['1','b'];
- ?column?
- ----------
- cc
- (1 row)
- select '[{"b": "c"}, {"b": "cc"}]'::jsonb #>> array['z','b'];
- ?column?
- ----------
-
- (1 row)
- select '[{"b": "c"}, {"b": null}]'::jsonb #>> array['1','b'];
- ?column?
- ----------
-
- (1 row)
- select '"foo"'::jsonb #>> array['z'];
- ?column?
- ----------
-
- (1 row)
- select '42'::jsonb #>> array['f2'];
- ?column?
- ----------
-
- (1 row)
- select '42'::jsonb #>> array['0'];
- ?column?
- ----------
-
- (1 row)
- -- array_elements
- SELECT jsonb_array_elements('[1,true,[1,[2,3]],null,{"f1":1,"f2":[7,8,9]},false]');
- jsonb_array_elements
- ----------------------------
- 1
- true
- [1, [2, 3]]
- null
- {"f1": 1, "f2": [7, 8, 9]}
- false
- (6 rows)
- SELECT * FROM jsonb_array_elements('[1,true,[1,[2,3]],null,{"f1":1,"f2":[7,8,9]},false]') q;
- value
- ----------------------------
- 1
- true
- [1, [2, 3]]
- null
- {"f1": 1, "f2": [7, 8, 9]}
- false
- (6 rows)
- SELECT jsonb_array_elements_text('[1,true,[1,[2,3]],null,{"f1":1,"f2":[7,8,9]},false,"stringy"]');
- jsonb_array_elements_text
- ----------------------------
- 1
- true
- [1, [2, 3]]
-
- {"f1": 1, "f2": [7, 8, 9]}
- false
- stringy
- (7 rows)
- SELECT * FROM jsonb_array_elements_text('[1,true,[1,[2,3]],null,{"f1":1,"f2":[7,8,9]},false,"stringy"]') q;
- value
- ----------------------------
- 1
- true
- [1, [2, 3]]
-
- {"f1": 1, "f2": [7, 8, 9]}
- false
- stringy
- (7 rows)
- -- populate_record
- CREATE TYPE jbpop AS (a text, b int, c timestamp);
- CREATE DOMAIN jsb_int_not_null AS int NOT NULL;
- CREATE DOMAIN jsb_int_array_1d AS int[] CHECK(array_length(VALUE, 1) = 3);
- CREATE DOMAIN jsb_int_array_2d AS int[][] CHECK(array_length(VALUE, 2) = 3);
- create type jb_unordered_pair as (x int, y int);
- create domain jb_ordered_pair as jb_unordered_pair check((value).x <= (value).y);
- CREATE TYPE jsbrec AS (
- i int,
- ia _int4,
- ia1 int[],
- ia2 int[][],
- ia3 int[][][],
- ia1d jsb_int_array_1d,
- ia2d jsb_int_array_2d,
- t text,
- ta text[],
- c char(10),
- ca char(10)[],
- ts timestamp,
- js json,
- jsb jsonb,
- jsa json[],
- rec jbpop,
- reca jbpop[]
- );
- CREATE TYPE jsbrec_i_not_null AS (
- i jsb_int_not_null
- );
- SELECT * FROM jsonb_populate_record(NULL::jbpop,'{"a":"blurfl","x":43.2}') q;
- a | b | c
- --------+---+---
- blurfl | |
- (1 row)
- SELECT * FROM jsonb_populate_record(row('x',3,'2012-12-31 15:30:56')::jbpop,'{"a":"blurfl","x":43.2}') q;
- a | b | c
- --------+---+--------------------------
- blurfl | 3 | Mon Dec 31 15:30:56 2012
- (1 row)
- SELECT * FROM jsonb_populate_record(NULL::jbpop,'{"a":"blurfl","x":43.2}') q;
- a | b | c
- --------+---+---
- blurfl | |
- (1 row)
- SELECT * FROM jsonb_populate_record(row('x',3,'2012-12-31 15:30:56')::jbpop,'{"a":"blurfl","x":43.2}') q;
- a | b | c
- --------+---+--------------------------
- blurfl | 3 | Mon Dec 31 15:30:56 2012
- (1 row)
- SELECT * FROM jsonb_populate_record(NULL::jbpop,'{"a":[100,200,false],"x":43.2}') q;
- a | b | c
- -------------------+---+---
- [100, 200, false] | |
- (1 row)
- SELECT * FROM jsonb_populate_record(row('x',3,'2012-12-31 15:30:56')::jbpop,'{"a":[100,200,false],"x":43.2}') q;
- a | b | c
- -------------------+---+--------------------------
- [100, 200, false] | 3 | Mon Dec 31 15:30:56 2012
- (1 row)
- SELECT * FROM jsonb_populate_record(row('x',3,'2012-12-31 15:30:56')::jbpop,'{"c":[100,200,false],"x":43.2}') q;
- ERROR: invalid input syntax for type timestamp: "[100, 200, false]"
- SELECT * FROM jsonb_populate_record(row('x',3,'2012-12-31 15:30:56')::jbpop, '{}') q;
- a | b | c
- ---+---+--------------------------
- x | 3 | Mon Dec 31 15:30:56 2012
- (1 row)
- SELECT i FROM jsonb_populate_record(NULL::jsbrec_i_not_null, '{"x": 43.2}') q;
- ERROR: domain jsb_int_not_null does not allow null values
- SELECT i FROM jsonb_populate_record(NULL::jsbrec_i_not_null, '{"i": null}') q;
- ERROR: domain jsb_int_not_null does not allow null values
- SELECT i FROM jsonb_populate_record(NULL::jsbrec_i_not_null, '{"i": 12345}') q;
- i
- -------
- 12345
- (1 row)
- SELECT ia FROM jsonb_populate_record(NULL::jsbrec, '{"ia": null}') q;
- ia
- ----
-
- (1 row)
- SELECT ia FROM jsonb_populate_record(NULL::jsbrec, '{"ia": 123}') q;
- ERROR: expected JSON array
- HINT: See the value of key "ia".
- SELECT ia FROM jsonb_populate_record(NULL::jsbrec, '{"ia": [1, "2", null, 4]}') q;
- ia
- --------------
- {1,2,NULL,4}
- (1 row)
- SELECT ia FROM jsonb_populate_record(NULL::jsbrec, '{"ia": [[1, 2], [3, 4]]}') q;
- ia
- ---------------
- {{1,2},{3,4}}
- (1 row)
- SELECT ia FROM jsonb_populate_record(NULL::jsbrec, '{"ia": [[1], 2]}') q;
- ERROR: expected JSON array
- HINT: See the array element [1] of key "ia".
- SELECT ia FROM jsonb_populate_record(NULL::jsbrec, '{"ia": [[1], [2, 3]]}') q;
- ERROR: malformed JSON array
- DETAIL: Multidimensional arrays must have sub-arrays with matching dimensions.
- SELECT ia FROM jsonb_populate_record(NULL::jsbrec, '{"ia": "{1,2,3}"}') q;
- ia
- ---------
- {1,2,3}
- (1 row)
- SELECT ia1 FROM jsonb_populate_record(NULL::jsbrec, '{"ia1": null}') q;
- ia1
- -----
-
- (1 row)
- SELECT ia1 FROM jsonb_populate_record(NULL::jsbrec, '{"ia1": 123}') q;
- ERROR: expected JSON array
- HINT: See the value of key "ia1".
- SELECT ia1 FROM jsonb_populate_record(NULL::jsbrec, '{"ia1": [1, "2", null, 4]}') q;
- ia1
- --------------
- {1,2,NULL,4}
- (1 row)
- SELECT ia1 FROM jsonb_populate_record(NULL::jsbrec, '{"ia1": [[1, 2, 3]]}') q;
- ia1
- -----------
- {{1,2,3}}
- (1 row)
- SELECT ia1d FROM jsonb_populate_record(NULL::jsbrec, '{"ia1d": null}') q;
- ia1d
- ------
-
- (1 row)
- SELECT ia1d FROM jsonb_populate_record(NULL::jsbrec, '{"ia1d": 123}') q;
- ERROR: expected JSON array
- HINT: See the value of key "ia1d".
- SELECT ia1d FROM jsonb_populate_record(NULL::jsbrec, '{"ia1d": [1, "2", null, 4]}') q;
- ERROR: value for domain jsb_int_array_1d violates check constraint "jsb_int_array_1d_check"
- SELECT ia1d FROM jsonb_populate_record(NULL::jsbrec, '{"ia1d": [1, "2", null]}') q;
- ia1d
- ------------
- {1,2,NULL}
- (1 row)
- SELECT ia2 FROM jsonb_populate_record(NULL::jsbrec, '{"ia2": [1, "2", null, 4]}') q;
- ia2
- --------------
- {1,2,NULL,4}
- (1 row)
- SELECT ia2 FROM jsonb_populate_record(NULL::jsbrec, '{"ia2": [[1, 2], [null, 4]]}') q;
- ia2
- ------------------
- {{1,2},{NULL,4}}
- (1 row)
- SELECT ia2 FROM jsonb_populate_record(NULL::jsbrec, '{"ia2": [[], []]}') q;
- ia2
- -----
- {}
- (1 row)
- SELECT ia2 FROM jsonb_populate_record(NULL::jsbrec, '{"ia2": [[1, 2], [3]]}') q;
- ERROR: malformed JSON array
- DETAIL: Multidimensional arrays must have sub-arrays with matching dimensions.
- SELECT ia2 FROM jsonb_populate_record(NULL::jsbrec, '{"ia2": [[1, 2], 3, 4]}') q;
- ERROR: expected JSON array
- HINT: See the array element [1] of key "ia2".
- SELECT ia2d FROM jsonb_populate_record(NULL::jsbrec, '{"ia2d": [[1, "2"], [null, 4]]}') q;
- ERROR: value for domain jsb_int_array_2d violates check constraint "jsb_int_array_2d_check"
- SELECT ia2d FROM jsonb_populate_record(NULL::jsbrec, '{"ia2d": [[1, "2", 3], [null, 5, 6]]}') q;
- ia2d
- ----------------------
- {{1,2,3},{NULL,5,6}}
- (1 row)
- SELECT ia3 FROM jsonb_populate_record(NULL::jsbrec, '{"ia3": [1, "2", null, 4]}') q;
- ia3
- --------------
- {1,2,NULL,4}
- (1 row)
- SELECT ia3 FROM jsonb_populate_record(NULL::jsbrec, '{"ia3": [[1, 2], [null, 4]]}') q;
- ia3
- ------------------
- {{1,2},{NULL,4}}
- (1 row)
- SELECT ia3 FROM jsonb_populate_record(NULL::jsbrec, '{"ia3": [ [[], []], [[], []], [[], []] ]}') q;
- ia3
- -----
- {}
- (1 row)
- SELECT ia3 FROM jsonb_populate_record(NULL::jsbrec, '{"ia3": [ [[1, 2]], [[3, 4]] ]}') q;
- ia3
- -------------------
- {{{1,2}},{{3,4}}}
- (1 row)
- SELECT ia3 FROM jsonb_populate_record(NULL::jsbrec, '{"ia3": [ [[1, 2], [3, 4]], [[5, 6], [7, 8]] ]}') q;
- ia3
- -------------------------------
- {{{1,2},{3,4}},{{5,6},{7,8}}}
- (1 row)
- SELECT ia3 FROM jsonb_populate_record(NULL::jsbrec, '{"ia3": [ [[1, 2], [3, 4]], [[5, 6], [7, 8], [9, 10]] ]}') q;
- ERROR: malformed JSON array
- DETAIL: Multidimensional arrays must have sub-arrays with matching dimensions.
- SELECT ta FROM jsonb_populate_record(NULL::jsbrec, '{"ta": null}') q;
- ta
- ----
-
- (1 row)
- SELECT ta FROM jsonb_populate_record(NULL::jsbrec, '{"ta": 123}') q;
- ERROR: expected JSON array
- HINT: See the value of key "ta".
- SELECT ta FROM jsonb_populate_record(NULL::jsbrec, '{"ta": [1, "2", null, 4]}') q;
- ta
- --------------
- {1,2,NULL,4}
- (1 row)
- SELECT ta FROM jsonb_populate_record(NULL::jsbrec, '{"ta": [[1, 2, 3], {"k": "v"}]}') q;
- ERROR: expected JSON array
- HINT: See the array element [1] of key "ta".
- SELECT c FROM jsonb_populate_record(NULL::jsbrec, '{"c": null}') q;
- c
- ---
-
- (1 row)
- SELECT c FROM jsonb_populate_record(NULL::jsbrec, '{"c": "aaa"}') q;
- c
- ------------
- aaa
- (1 row)
- SELECT c FROM jsonb_populate_record(NULL::jsbrec, '{"c": "aaaaaaaaaa"}') q;
- c
- ------------
- aaaaaaaaaa
- (1 row)
- SELECT c FROM jsonb_populate_record(NULL::jsbrec, '{"c": "aaaaaaaaaaaaa"}') q;
- ERROR: value too long for type character(10)
- SELECT ca FROM jsonb_populate_record(NULL::jsbrec, '{"ca": null}') q;
- ca
- ----
-
- (1 row)
- SELECT ca FROM jsonb_populate_record(NULL::jsbrec, '{"ca": 123}') q;
- ERROR: expected JSON array
- HINT: See the value of key "ca".
- SELECT ca FROM jsonb_populate_record(NULL::jsbrec, '{"ca": [1, "2", null, 4]}') q;
- ca
- -----------------------------------------------
- {"1 ","2 ",NULL,"4 "}
- (1 row)
- SELECT ca FROM jsonb_populate_record(NULL::jsbrec, '{"ca": ["aaaaaaaaaaaaaaaa"]}') q;
- ERROR: value too long for type character(10)
- SELECT ca FROM jsonb_populate_record(NULL::jsbrec, '{"ca": [[1, 2, 3], {"k": "v"}]}') q;
- ERROR: expected JSON array
- HINT: See the array element [1] of key "ca".
- SELECT js FROM jsonb_populate_record(NULL::jsbrec, '{"js": null}') q;
- js
- ----
-
- (1 row)
- SELECT js FROM jsonb_populate_record(NULL::jsbrec, '{"js": true}') q;
- js
- ------
- true
- (1 row)
- SELECT js FROM jsonb_populate_record(NULL::jsbrec, '{"js": 123.45}') q;
- js
- --------
- 123.45
- (1 row)
- SELECT js FROM jsonb_populate_record(NULL::jsbrec, '{"js": "123.45"}') q;
- js
- ----------
- "123.45"
- (1 row)
- SELECT js FROM jsonb_populate_record(NULL::jsbrec, '{"js": "abc"}') q;
- js
- -------
- "abc"
- (1 row)
- SELECT js FROM jsonb_populate_record(NULL::jsbrec, '{"js": [123, "123", null, {"key": "value"}]}') q;
- js
- --------------------------------------
- [123, "123", null, {"key": "value"}]
- (1 row)
- SELECT js FROM jsonb_populate_record(NULL::jsbrec, '{"js": {"a": "bbb", "b": null, "c": 123.45}}') q;
- js
- --------------------------------------
- {"a": "bbb", "b": null, "c": 123.45}
- (1 row)
- SELECT jsb FROM jsonb_populate_record(NULL::jsbrec, '{"jsb": null}') q;
- jsb
- -----
-
- (1 row)
- SELECT jsb FROM jsonb_populate_record(NULL::jsbrec, '{"jsb": true}') q;
- jsb
- ------
- true
- (1 row)
- SELECT jsb FROM jsonb_populate_record(NULL::jsbrec, '{"jsb": 123.45}') q;
- jsb
- --------
- 123.45
- (1 row)
- SELECT jsb FROM jsonb_populate_record(NULL::jsbrec, '{"jsb": "123.45"}') q;
- jsb
- ----------
- "123.45"
- (1 row)
- SELECT jsb FROM jsonb_populate_record(NULL::jsbrec, '{"jsb": "abc"}') q;
- jsb
- -------
- "abc"
- (1 row)
- SELECT jsb FROM jsonb_populate_record(NULL::jsbrec, '{"jsb": [123, "123", null, {"key": "value"}]}') q;
- jsb
- --------------------------------------
- [123, "123", null, {"key": "value"}]
- (1 row)
- SELECT jsb FROM jsonb_populate_record(NULL::jsbrec, '{"jsb": {"a": "bbb", "b": null, "c": 123.45}}') q;
- jsb
- --------------------------------------
- {"a": "bbb", "b": null, "c": 123.45}
- (1 row)
- SELECT jsa FROM jsonb_populate_record(NULL::jsbrec, '{"jsa": null}') q;
- jsa
- -----
-
- (1 row)
- SELECT jsa FROM jsonb_populate_record(NULL::jsbrec, '{"jsa": 123}') q;
- ERROR: expected JSON array
- HINT: See the value of key "jsa".
- SELECT jsa FROM jsonb_populate_record(NULL::jsbrec, '{"jsa": [1, "2", null, 4]}') q;
- jsa
- --------------------
- {1,"\"2\"",NULL,4}
- (1 row)
- SELECT jsa FROM jsonb_populate_record(NULL::jsbrec, '{"jsa": ["aaa", null, [1, 2, "3", {}], { "k" : "v" }]}') q;
- jsa
- -------------------------------------------------------
- {"\"aaa\"",NULL,"[1, 2, \"3\", {}]","{\"k\": \"v\"}"}
- (1 row)
- SELECT rec FROM jsonb_populate_record(NULL::jsbrec, '{"rec": 123}') q;
- ERROR: cannot call populate_composite on a scalar
- SELECT rec FROM jsonb_populate_record(NULL::jsbrec, '{"rec": [1, 2]}') q;
- ERROR: cannot call populate_composite on an array
- SELECT rec FROM jsonb_populate_record(NULL::jsbrec, '{"rec": {"a": "abc", "c": "01.02.2003", "x": 43.2}}') q;
- rec
- -----------------------------------
- (abc,,"Thu Jan 02 00:00:00 2003")
- (1 row)
- SELECT rec FROM jsonb_populate_record(NULL::jsbrec, '{"rec": "(abc,42,01.02.2003)"}') q;
- rec
- -------------------------------------
- (abc,42,"Thu Jan 02 00:00:00 2003")
- (1 row)
- SELECT reca FROM jsonb_populate_record(NULL::jsbrec, '{"reca": 123}') q;
- ERROR: expected JSON array
- HINT: See the value of key "reca".
- SELECT reca FROM jsonb_populate_record(NULL::jsbrec, '{"reca": [1, 2]}') q;
- ERROR: cannot call populate_composite on a scalar
- SELECT reca FROM jsonb_populate_record(NULL::jsbrec, '{"reca": [{"a": "abc", "b": 456}, null, {"c": "01.02.2003", "x": 43.2}]}') q;
- reca
- --------------------------------------------------------
- {"(abc,456,)",NULL,"(,,\"Thu Jan 02 00:00:00 2003\")"}
- (1 row)
- SELECT reca FROM jsonb_populate_record(NULL::jsbrec, '{"reca": ["(abc,42,01.02.2003)"]}') q;
- reca
- -------------------------------------------
- {"(abc,42,\"Thu Jan 02 00:00:00 2003\")"}
- (1 row)
- SELECT reca FROM jsonb_populate_record(NULL::jsbrec, '{"reca": "{\"(abc,42,01.02.2003)\"}"}') q;
- reca
- -------------------------------------------
- {"(abc,42,\"Thu Jan 02 00:00:00 2003\")"}
- (1 row)
- SELECT rec FROM jsonb_populate_record(
- row(NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,
- row('x',3,'2012-12-31 15:30:56')::jbpop,NULL)::jsbrec,
- '{"rec": {"a": "abc", "c": "01.02.2003", "x": 43.2}}'
- ) q;
- rec
- ------------------------------------
- (abc,3,"Thu Jan 02 00:00:00 2003")
- (1 row)
- -- anonymous record type
- SELECT jsonb_populate_record(null::record, '{"x": 0, "y": 1}');
- ERROR: could not determine row type for result of jsonb_populate_record
- HINT: Provide a non-null record argument, or call the function in the FROM clause using a column definition list.
- SELECT jsonb_populate_record(row(1,2), '{"f1": 0, "f2": 1}');
- jsonb_populate_record
- -----------------------
- (0,1)
- (1 row)
- SELECT * FROM
- jsonb_populate_record(null::record, '{"x": 776}') AS (x int, y int);
- x | y
- -----+---
- 776 |
- (1 row)
- -- composite domain
- SELECT jsonb_populate_record(null::jb_ordered_pair, '{"x": 0, "y": 1}');
- jsonb_populate_record
- -----------------------
- (0,1)
- (1 row)
- SELECT jsonb_populate_record(row(1,2)::jb_ordered_pair, '{"x": 0}');
- jsonb_populate_record
- -----------------------
- (0,2)
- (1 row)
- SELECT jsonb_populate_record(row(1,2)::jb_ordered_pair, '{"x": 1, "y": 0}');
- ERROR: value for domain jb_ordered_pair violates check constraint "jb_ordered_pair_check"
- -- populate_recordset
- SELECT * FROM jsonb_populate_recordset(NULL::jbpop,'[{"a":"blurfl","x":43.2},{"b":3,"c":"2012-01-20 10:42:53"}]') q;
- a | b | c
- --------+---+--------------------------
- blurfl | |
- | 3 | Fri Jan 20 10:42:53 2012
- (2 rows)
- SELECT * FROM jsonb_populate_recordset(row('def',99,NULL)::jbpop,'[{"a":"blurfl","x":43.2},{"b":3,"c":"2012-01-20 10:42:53"}]') q;
- a | b | c
- --------+----+--------------------------
- blurfl | 99 |
- def | 3 | Fri Jan 20 10:42:53 2012
- (2 rows)
- SELECT * FROM jsonb_populate_recordset(NULL::jbpop,'[{"a":"blurfl","x":43.2},{"b":3,"c":"2012-01-20 10:42:53"}]') q;
- a | b | c
- --------+---+--------------------------
- blurfl | |
- | 3 | Fri Jan 20 10:42:53 2012
- (2 rows)
- SELECT * FROM jsonb_populate_recordset(row('def',99,NULL)::jbpop,'[{"a":"blurfl","x":43.2},{"b":3,"c":"2012-01-20 10:42:53"}]') q;
- a | b | c
- --------+----+--------------------------
- blurfl | 99 |
- def | 3 | Fri Jan 20 10:42:53 2012
- (2 rows)
- SELECT * FROM jsonb_populate_recordset(row('def',99,NULL)::jbpop,'[{"a":[100,200,300],"x":43.2},{"a":{"z":true},"b":3,"c":"2012-01-20 10:42:53"}]') q;
- a | b | c
- -----------------+----+--------------------------
- [100, 200, 300] | 99 |
- {"z": true} | 3 | Fri Jan 20 10:42:53 2012
- (2 rows)
- SELECT * FROM jsonb_populate_recordset(row('def',99,NULL)::jbpop,'[{"c":[100,200,300],"x":43.2},{"a":{"z":true},"b":3,"c":"2012-01-20 10:42:53"}]') q;
- ERROR: invalid input syntax for type timestamp: "[100, 200, 300]"
- SELECT * FROM jsonb_populate_recordset(NULL::jbpop,'[{"a":"blurfl","x":43.2},{"b":3,"c":"2012-01-20 10:42:53"}]') q;
- a | b | c
- --------+---+--------------------------
- blurfl | |
- | 3 | Fri Jan 20 10:42:53 2012
- (2 rows)
- SELECT * FROM jsonb_populate_recordset(row('def',99,NULL)::jbpop,'[{"a":"blurfl","x":43.2},{"b":3,"c":"2012-01-20 10:42:53"}]') q;
- a | b | c
- --------+----+--------------------------
- blurfl | 99 |
- def | 3 | Fri Jan 20 10:42:53 2012
- (2 rows)
- SELECT * FROM jsonb_populate_recordset(row('def',99,NULL)::jbpop,'[{"a":[100,200,300],"x":43.2},{"a":{"z":true},"b":3,"c":"2012-01-20 10:42:53"}]') q;
- a | b | c
- -----------------+----+--------------------------
- [100, 200, 300] | 99 |
- {"z": true} | 3 | Fri Jan 20 10:42:53 2012
- (2 rows)
- -- anonymous record type
- SELECT jsonb_populate_recordset(null::record, '[{"x": 0, "y": 1}]');
- ERROR: could not determine row type for result of jsonb_populate_recordset
- HINT: Provide a non-null record argument, or call the function in the FROM clause using a column definition list.
- SELECT jsonb_populate_recordset(row(1,2), '[{"f1": 0, "f2": 1}]');
- jsonb_populate_recordset
- --------------------------
- (0,1)
- (1 row)
- SELECT i, jsonb_populate_recordset(row(i,50), '[{"f1":"42"},{"f2":"43"}]')
- FROM (VALUES (1),(2)) v(i);
- i | jsonb_populate_recordset
- ---+--------------------------
- 1 | (42,50)
- 1 | (1,43)
- 2 | (42,50)
- 2 | (2,43)
- (4 rows)
- SELECT * FROM
- jsonb_populate_recordset(null::record, '[{"x": 776}]') AS (x int, y int);
- x | y
- -----+---
- 776 |
- (1 row)
- -- empty array is a corner case
- SELECT jsonb_populate_recordset(null::record, '[]');
- ERROR: could not determine row type for result of jsonb_populate_recordset
- HINT: Provide a non-null record argument, or call the function in the FROM clause using a column definition list.
- SELECT jsonb_populate_recordset(row(1,2), '[]');
- jsonb_populate_recordset
- --------------------------
- (0 rows)
- SELECT * FROM jsonb_populate_recordset(NULL::jbpop,'[]') q;
- a | b | c
- ---+---+---
- (0 rows)
- SELECT * FROM
- jsonb_populate_recordset(null::record, '[]') AS (x int, y int);
- x | y
- ---+---
- (0 rows)
- -- composite domain
- SELECT jsonb_populate_recordset(null::jb_ordered_pair, '[{"x": 0, "y": 1}]');
- jsonb_populate_recordset
- --------------------------
- (0,1)
- (1 row)
- SELECT jsonb_populate_recordset(row(1,2)::jb_ordered_pair, '[{"x": 0}, {"y": 3}]');
- jsonb_populate_recordset
- --------------------------
- (0,2)
- (1,3)
- (2 rows)
- SELECT jsonb_populate_recordset(row(1,2)::jb_ordered_pair, '[{"x": 1, "y": 0}]');
- ERROR: value for domain jb_ordered_pair violates check constraint "jb_ordered_pair_check"
- -- negative cases where the wrong record type is supplied
- select * from jsonb_populate_recordset(row(0::int),'[{"a":"1","b":"2"},{"a":"3"}]') q (a text, b text);
- ERROR: function return row and query-specified return row do not match
- DETAIL: Returned row contains 1 attribute, but query expects 2.
- select * from jsonb_populate_recordset(row(0::int,0::int),'[{"a":"1","b":"2"},{"a":"3"}]') q (a text, b text);
- ERROR: function return row and query-specified return row do not match
- DETAIL: Returned type integer at ordinal position 1, but query expects text.
- select * from jsonb_populate_recordset(row(0::int,0::int,0::int),'[{"a":"1","b":"2"},{"a":"3"}]') q (a text, b text);
- ERROR: function return row and query-specified return row do not match
- DETAIL: Returned row contains 3 attributes, but query expects 2.
- select * from jsonb_populate_recordset(row(1000000000::int,50::int),'[{"b":"2"},{"a":"3"}]') q (a text, b text);
- ERROR: function return row and query-specified return row do not match
- DETAIL: Returned type integer at ordinal position 1, but query expects text.
- -- jsonb_to_record and jsonb_to_recordset
- select * from jsonb_to_record('{"a":1,"b":"foo","c":"bar"}')
- as x(a int, b text, d text);
- a | b | d
- ---+-----+---
- 1 | foo |
- (1 row)
- select * from jsonb_to_recordset('[{"a":1,"b":"foo","d":false},{"a":2,"b":"bar","c":true}]')
- as x(a int, b text, c boolean);
- a | b | c
- ---+-----+---
- 1 | foo |
- 2 | bar | t
- (2 rows)
- select *, c is null as c_is_null
- from jsonb_to_record('{"a":1, "b":{"c":16, "d":2}, "x":8, "ca": ["1 2", 3], "ia": [[1,2],[3,4]], "r": {"a": "aaa", "b": 123}}'::jsonb)
- as t(a int, b jsonb, c text, x int, ca char(5)[], ia int[][], r jbpop);
- a | b | c | x | ca | ia | r | c_is_null
- ---+-------------------+---+---+-------------------+---------------+------------+-----------
- 1 | {"c": 16, "d": 2} | | 8 | {"1 2 ","3 "} | {{1,2},{3,4}} | (aaa,123,) | t
- (1 row)
- select *, c is null as c_is_null
- from jsonb_to_recordset('[{"a":1, "b":{"c":16, "d":2}, "x":8}]'::jsonb)
- as t(a int, b jsonb, c text, x int);
- a | b | c | x | c_is_null
- ---+-------------------+---+---+-----------
- 1 | {"c": 16, "d": 2} | | 8 | t
- (1 row)
- select * from jsonb_to_record('{"ia": null}') as x(ia _int4);
- ia
- ----
-
- (1 row)
- select * from jsonb_to_record('{"ia": 123}') as x(ia _int4);
- ERROR: expected JSON array
- HINT: See the value of key "ia".
- select * from jsonb_to_record('{"ia": [1, "2", null, 4]}') as x(ia _int4);
- ia
- --------------
- {1,2,NULL,4}
- (1 row)
- select * from jsonb_to_record('{"ia": [[1, 2], [3, 4]]}') as x(ia _int4);
- ia
- ---------------
- {{1,2},{3,4}}
- (1 row)
- select * from jsonb_to_record('{"ia": [[1], 2]}') as x(ia _int4);
- ERROR: expected JSON array
- HINT: See the array element [1] of key "ia".
- select * from jsonb_to_record('{"ia": [[1], [2, 3]]}') as x(ia _int4);
- ERROR: malformed JSON array
- DETAIL: Multidimensional arrays must have sub-arrays with matching dimensions.
- select * from jsonb_to_record('{"ia2": [1, 2, 3]}') as x(ia2 int[][]);
- ia2
- ---------
- {1,2,3}
- (1 row)
- select * from jsonb_to_record('{"ia2": [[1, 2], [3, 4]]}') as x(ia2 int4[][]);
- ia2
- ---------------
- {{1,2},{3,4}}
- (1 row)
- select * from jsonb_to_record('{"ia2": [[[1], [2], [3]]]}') as x(ia2 int4[][]);
- ia2
- -----------------
- {{{1},{2},{3}}}
- (1 row)
- select * from jsonb_to_record('{"out": {"key": 1}}') as x(out json);
- out
- ------------
- {"key": 1}
- (1 row)
- select * from jsonb_to_record('{"out": [{"key": 1}]}') as x(out json);
- out
- --------------
- [{"key": 1}]
- (1 row)
- select * from jsonb_to_record('{"out": "{\"key\": 1}"}') as x(out json);
- out
- ----------------
- "{\"key\": 1}"
- (1 row)
- select * from jsonb_to_record('{"out": {"key": 1}}') as x(out jsonb);
- out
- ------------
- {"key": 1}
- (1 row)
- select * from jsonb_to_record('{"out": [{"key": 1}]}') as x(out jsonb);
- out
- --------------
- [{"key": 1}]
- (1 row)
- select * from jsonb_to_record('{"out": "{\"key\": 1}"}') as x(out jsonb);
- out
- ----------------
- "{\"key\": 1}"
- (1 row)
- -- test type info caching in jsonb_populate_record()
- CREATE TEMP TABLE jsbpoptest (js jsonb);
- INSERT INTO jsbpoptest
- SELECT '{
- "jsa": [1, "2", null, 4],
- "rec": {"a": "abc", "c": "01.02.2003", "x": 43.2},
- "reca": [{"a": "abc", "b": 456}, null, {"c": "01.02.2003", "x": 43.2}]
- }'::jsonb
- FROM generate_series(1, 3);
- SELECT (jsonb_populate_record(NULL::jsbrec, js)).* FROM jsbpoptest;
- i | ia | ia1 | ia2 | ia3 | ia1d | ia2d | t | ta | c | ca | ts | js | jsb | jsa | rec | reca
- ---+----+-----+-----+-----+------+------+---+----+---+----+----+----+-----+--------------------+-----------------------------------+--------------------------------------------------------
- | | | | | | | | | | | | | | {1,"\"2\"",NULL,4} | (abc,,"Thu Jan 02 00:00:00 2003") | {"(abc,456,)",NULL,"(,,\"Thu Jan 02 00:00:00 2003\")"}
- | | | | | | | | | | | | | | {1,"\"2\"",NULL,4} | (abc,,"Thu Jan 02 00:00:00 2003") | {"(abc,456,)",NULL,"(,,\"Thu Jan 02 00:00:00 2003\")"}
- | | | | | | | | | | | | | | {1,"\"2\"",NULL,4} | (abc,,"Thu Jan 02 00:00:00 2003") | {"(abc,456,)",NULL,"(,,\"Thu Jan 02 00:00:00 2003\")"}
- (3 rows)
- DROP TYPE jsbrec;
- DROP TYPE jsbrec_i_not_null;
- DROP DOMAIN jsb_int_not_null;
- DROP DOMAIN jsb_int_array_1d;
- DROP DOMAIN jsb_int_array_2d;
- DROP DOMAIN jb_ordered_pair;
- DROP TYPE jb_unordered_pair;
- -- indexing
- SELECT count(*) FROM testjsonb WHERE j @> '{"wait":null}';
- count
- -------
- 1
- (1 row)
- SELECT count(*) FROM testjsonb WHERE j @> '{"wait":"CC"}';
- count
- -------
- 15
- (1 row)
- SELECT count(*) FROM testjsonb WHERE j @> '{"wait":"CC", "public":true}';
- count
- -------
- 2
- (1 row)
- SELECT count(*) FROM testjsonb WHERE j @> '{"age":25}';
- count
- -------
- 2
- (1 row)
- SELECT count(*) FROM testjsonb WHERE j @> '{"age":25.0}';
- count
- -------
- 2
- (1 row)
- SELECT count(*) FROM testjsonb WHERE j ? 'public';
- count
- -------
- 194
- (1 row)
- SELECT count(*) FROM testjsonb WHERE j ? 'bar';
- count
- -------
- 0
- (1 row)
- SELECT count(*) FROM testjsonb WHERE j ?| ARRAY['public','disabled'];
- count
- -------
- 337
- (1 row)
- SELECT count(*) FROM testjsonb WHERE j ?& ARRAY['public','disabled'];
- count
- -------
- 42
- (1 row)
- SELECT count(*) FROM testjsonb WHERE j @@ '$.wait == null';
- count
- -------
- 1
- (1 row)
- SELECT count(*) FROM testjsonb WHERE j @@ '"CC" == $.wait';
- count
- -------
- 15
- (1 row)
- SELECT count(*) FROM testjsonb WHERE j @@ '$.wait == "CC" && true == $.public';
- count
- -------
- 2
- (1 row)
- SELECT count(*) FROM testjsonb WHERE j @@ '$.age == 25';
- count
- -------
- 2
- (1 row)
- SELECT count(*) FROM testjsonb WHERE j @@ '$.age == 25.0';
- count
- -------
- 2
- (1 row)
- SELECT count(*) FROM testjsonb WHERE j @@ 'exists($)';
- count
- -------
- 1012
- (1 row)
- SELECT count(*) FROM testjsonb WHERE j @@ 'exists($.public)';
- count
- -------
- 194
- (1 row)
- SELECT count(*) FROM testjsonb WHERE j @@ 'exists($.bar)';
- count
- -------
- 0
- (1 row)
- SELECT count(*) FROM testjsonb WHERE j @@ 'exists($.public) || exists($.disabled)';
- count
- -------
- 337
- (1 row)
- SELECT count(*) FROM testjsonb WHERE j @@ 'exists($.public) && exists($.disabled)';
- count
- -------
- 42
- (1 row)
- SELECT count(*) FROM testjsonb WHERE j @? '$.wait ? (@ == null)';
- count
- -------
- 1
- (1 row)
- SELECT count(*) FROM testjsonb WHERE j @? '$.wait ? ("CC" == @)';
- count
- -------
- 15
- (1 row)
- SELECT count(*) FROM testjsonb WHERE j @? '$ ? (@.wait == "CC" && true == @.public)';
- count
- -------
- 2
- (1 row)
- SELECT count(*) FROM testjsonb WHERE j @? '$.age ? (@ == 25)';
- count
- -------
- 2
- (1 row)
- SELECT count(*) FROM testjsonb WHERE j @? '$ ? (@.age == 25.0)';
- count
- -------
- 2
- (1 row)
- SELECT count(*) FROM testjsonb WHERE j @? '$';
- count
- -------
- 1012
- (1 row)
- SELECT count(*) FROM testjsonb WHERE j @? '$.public';
- count
- -------
- 194
- (1 row)
- SELECT count(*) FROM testjsonb WHERE j @? '$.bar';
- count
- -------
- 0
- (1 row)
- CREATE INDEX jidx ON testjsonb USING gin (j);
- SET enable_seqscan = off;
- SELECT count(*) FROM testjsonb WHERE j @> '{"wait":null}';
- count
- -------
- 1
- (1 row)
- SELECT count(*) FROM testjsonb WHERE j @> '{"wait":"CC"}';
- count
- -------
- 15
- (1 row)
- SELECT count(*) FROM testjsonb WHERE j @> '{"wait":"CC", "public":true}';
- count
- -------
- 2
- (1 row)
- SELECT count(*) FROM testjsonb WHERE j @> '{"age":25}';
- count
- -------
- 2
- (1 row)
- SELECT count(*) FROM testjsonb WHERE j @> '{"age":25.0}';
- count
- -------
- 2
- (1 row)
- SELECT count(*) FROM testjsonb WHERE j @> '{"array":["foo"]}';
- count
- -------
- 3
- (1 row)
- SELECT count(*) FROM testjsonb WHERE j @> '{"array":["bar"]}';
- count
- -------
- 3
- (1 row)
- -- exercise GIN_SEARCH_MODE_ALL
- SELECT count(*) FROM testjsonb WHERE j @> '{}';
- count
- -------
- 1012
- (1 row)
- SELECT count(*) FROM testjsonb WHERE j ? 'public';
- count
- -------
- 194
- (1 row)
- SELECT count(*) FROM testjsonb WHERE j ? 'bar';
- count
- -------
- 0
- (1 row)
- SELECT count(*) FROM testjsonb WHERE j ?| ARRAY['public','disabled'];
- count
- -------
- 337
- (1 row)
- SELECT count(*) FROM testjsonb WHERE j ?& ARRAY['public','disabled'];
- count
- -------
- 42
- (1 row)
- EXPLAIN (COSTS OFF)
- SELECT count(*) FROM testjsonb WHERE j @@ '$.wait == null';
- QUERY PLAN
- -----------------------------------------------------------------
- Aggregate
- -> Bitmap Heap Scan on testjsonb
- Recheck Cond: (j @@ '($."wait" == null)'::jsonpath)
- -> Bitmap Index Scan on jidx
- Index Cond: (j @@ '($."wait" == null)'::jsonpath)
- (5 rows)
- SELECT count(*) FROM testjsonb WHERE j @@ '$.wait == null';
- count
- -------
- 1
- (1 row)
- SELECT count(*) FROM testjsonb WHERE j @@ 'exists($ ? (@.wait == null))';
- count
- -------
- 1
- (1 row)
- SELECT count(*) FROM testjsonb WHERE j @@ 'exists($.wait ? (@ == null))';
- count
- -------
- 1
- (1 row)
- SELECT count(*) FROM testjsonb WHERE j @@ '"CC" == $.wait';
- count
- -------
- 15
- (1 row)
- SELECT count(*) FROM testjsonb WHERE j @@ '$.wait == "CC" && true == $.public';
- count
- -------
- 2
- (1 row)
- SELECT count(*) FROM testjsonb WHERE j @@ '$.age == 25';
- count
- -------
- 2
- (1 row)
- SELECT count(*) FROM testjsonb WHERE j @@ '$.age == 25.0';
- count
- -------
- 2
- (1 row)
- SELECT count(*) FROM testjsonb WHERE j @@ '$.array[*] == "foo"';
- count
- -------
- 3
- (1 row)
- SELECT count(*) FROM testjsonb WHERE j @@ '$.array[*] == "bar"';
- count
- -------
- 3
- (1 row)
- SELECT count(*) FROM testjsonb WHERE j @@ 'exists($ ? (@.array[*] == "bar"))';
- count
- -------
- 3
- (1 row)
- SELECT count(*) FROM testjsonb WHERE j @@ 'exists($.array ? (@[*] == "bar"))';
- count
- -------
- 3
- (1 row)
- SELECT count(*) FROM testjsonb WHERE j @@ 'exists($.array[*] ? (@ == "bar"))';
- count
- -------
- 3
- (1 row)
- SELECT count(*) FROM testjsonb WHERE j @@ 'exists($)';
- count
- -------
- 1012
- (1 row)
- SELECT count(*) FROM testjsonb WHERE j @@ 'exists($.public)';
- count
- -------
- 194
- (1 row)
- SELECT count(*) FROM testjsonb WHERE j @@ 'exists($.bar)';
- count
- -------
- 0
- (1 row)
- SELECT count(*) FROM testjsonb WHERE j @@ 'exists($.public) || exists($.disabled)';
- count
- -------
- 337
- (1 row)
- SELECT count(*) FROM testjsonb WHERE j @@ 'exists($.public) && exists($.disabled)';
- count
- -------
- 42
- (1 row)
- EXPLAIN (COSTS OFF)
- SELECT count(*) FROM testjsonb WHERE j @? '$.wait ? (@ == null)';
- QUERY PLAN
- -------------------------------------------------------------------
- Aggregate
- -> Bitmap Heap Scan on testjsonb
- Recheck Cond: (j @? '$."wait"?(@ == null)'::jsonpath)
- -> Bitmap Index Scan on jidx
- Index Cond: (j @? '$."wait"?(@ == null)'::jsonpath)
- (5 rows)
- SELECT count(*) FROM testjsonb WHERE j @? '$.wait ? (@ == null)';
- count
- -------
- 1
- (1 row)
- SELECT count(*) FROM testjsonb WHERE j @? '$.wait ? ("CC" == @)';
- count
- -------
- 15
- (1 row)
- SELECT count(*) FROM testjsonb WHERE j @? '$ ? (@.wait == "CC" && true == @.public)';
- count
- -------
- 2
- (1 row)
- SELECT count(*) FROM testjsonb WHERE j @? '$.age ? (@ == 25)';
- count
- -------
- 2
- (1 row)
- SELECT count(*) FROM testjsonb WHERE j @? '$ ? (@.age == 25.0)';
- count
- -------
- 2
- (1 row)
- SELECT count(*) FROM testjsonb WHERE j @? '$ ? (@.array[*] == "bar")';
- count
- -------
- 3
- (1 row)
- SELECT count(*) FROM testjsonb WHERE j @? '$.array ? (@[*] == "bar")';
- count
- -------
- 3
- (1 row)
- SELECT count(*) FROM testjsonb WHERE j @? '$.array[*] ? (@ == "bar")';
- count
- -------
- 3
- (1 row)
- SELECT count(*) FROM testjsonb WHERE j @? '$';
- count
- -------
- 1012
- (1 row)
- SELECT count(*) FROM testjsonb WHERE j @? '$.public';
- count
- -------
- 194
- (1 row)
- SELECT count(*) FROM testjsonb WHERE j @? '$.bar';
- count
- -------
- 0
- (1 row)
- -- array exists - array elements should behave as keys (for GIN index scans too)
- CREATE INDEX jidx_array ON testjsonb USING gin((j->'array'));
- SELECT count(*) from testjsonb WHERE j->'array' ? 'bar';
- count
- -------
- 3
- (1 row)
- -- type sensitive array exists - should return no rows (since "exists" only
- -- matches strings that are either object keys or array elements)
- SELECT count(*) from testjsonb WHERE j->'array' ? '5'::text;
- count
- -------
- 0
- (1 row)
- -- However, a raw scalar is *contained* within the array
- SELECT count(*) from testjsonb WHERE j->'array' @> '5'::jsonb;
- count
- -------
- 1
- (1 row)
- RESET enable_seqscan;
- SELECT count(*) FROM (SELECT (jsonb_each(j)).key FROM testjsonb) AS wow;
- count
- -------
- 4791
- (1 row)
- SELECT key, count(*) FROM (SELECT (jsonb_each(j)).key FROM testjsonb) 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
- array | 5
- age | 2
- foo | 2
- fool | 1
- (26 rows)
- -- sort/hash
- SELECT count(distinct j) FROM testjsonb;
- count
- -------
- 894
- (1 row)
- SET enable_hashagg = off;
- SELECT count(*) FROM (SELECT j FROM (SELECT * FROM testjsonb UNION ALL SELECT * FROM testjsonb) js GROUP BY j) js2;
- count
- -------
- 894
- (1 row)
- SET enable_hashagg = on;
- SET enable_sort = off;
- SELECT count(*) FROM (SELECT j FROM (SELECT * FROM testjsonb UNION ALL SELECT * FROM testjsonb) js GROUP BY j) js2;
- count
- -------
- 894
- (1 row)
- SELECT distinct * FROM (values (jsonb '{}' || ''::text),('{}')) v(j);
- j
- ----
- {}
- (1 row)
- SET enable_sort = on;
- RESET enable_hashagg;
- RESET enable_sort;
- DROP INDEX jidx;
- DROP INDEX jidx_array;
- -- btree
- CREATE INDEX jidx ON testjsonb USING btree (j);
- SET enable_seqscan = off;
- SELECT count(*) FROM testjsonb WHERE j > '{"p":1}';
- count
- -------
- 884
- (1 row)
- SELECT count(*) FROM testjsonb WHERE j = '{"pos":98, "line":371, "node":"CBA", "indexed":true}';
- count
- -------
- 1
- (1 row)
- --gin path opclass
- DROP INDEX jidx;
- CREATE INDEX jidx ON testjsonb USING gin (j jsonb_path_ops);
- SET enable_seqscan = off;
- SELECT count(*) FROM testjsonb WHERE j @> '{"wait":null}';
- count
- -------
- 1
- (1 row)
- SELECT count(*) FROM testjsonb WHERE j @> '{"wait":"CC"}';
- count
- -------
- 15
- (1 row)
- SELECT count(*) FROM testjsonb WHERE j @> '{"wait":"CC", "public":true}';
- count
- -------
- 2
- (1 row)
- SELECT count(*) FROM testjsonb WHERE j @> '{"age":25}';
- count
- -------
- 2
- (1 row)
- SELECT count(*) FROM testjsonb WHERE j @> '{"age":25.0}';
- count
- -------
- 2
- (1 row)
- -- exercise GIN_SEARCH_MODE_ALL
- SELECT count(*) FROM testjsonb WHERE j @> '{}';
- count
- -------
- 1012
- (1 row)
- SELECT count(*) FROM testjsonb WHERE j @@ '$.wait == null';
- count
- -------
- 1
- (1 row)
- SELECT count(*) FROM testjsonb WHERE j @@ 'exists($ ? (@.wait == null))';
- count
- -------
- 1
- (1 row)
- SELECT count(*) FROM testjsonb WHERE j @@ 'exists($.wait ? (@ == null))';
- count
- -------
- 1
- (1 row)
- SELECT count(*) FROM testjsonb WHERE j @@ '"CC" == $.wait';
- count
- -------
- 15
- (1 row)
- SELECT count(*) FROM testjsonb WHERE j @@ '$.wait == "CC" && true == $.public';
- count
- -------
- 2
- (1 row)
- SELECT count(*) FROM testjsonb WHERE j @@ '$.age == 25';
- count
- -------
- 2
- (1 row)
- SELECT count(*) FROM testjsonb WHERE j @@ '$.age == 25.0';
- count
- -------
- 2
- (1 row)
- SELECT count(*) FROM testjsonb WHERE j @@ '$.array[*] == "foo"';
- count
- -------
- 3
- (1 row)
- SELECT count(*) FROM testjsonb WHERE j @@ '$.array[*] == "bar"';
- count
- -------
- 3
- (1 row)
- SELECT count(*) FROM testjsonb WHERE j @@ 'exists($ ? (@.array[*] == "bar"))';
- count
- -------
- 3
- (1 row)
- SELECT count(*) FROM testjsonb WHERE j @@ 'exists($.array ? (@[*] == "bar"))';
- count
- -------
- 3
- (1 row)
- SELECT count(*) FROM testjsonb WHERE j @@ 'exists($.array[*] ? (@ == "bar"))';
- count
- -------
- 3
- (1 row)
- SELECT count(*) FROM testjsonb WHERE j @@ 'exists($)';
- count
- -------
- 1012
- (1 row)
- EXPLAIN (COSTS OFF)
- SELECT count(*) FROM testjsonb WHERE j @? '$.wait ? (@ == null)';
- QUERY PLAN
- -------------------------------------------------------------------
- Aggregate
- -> Bitmap Heap Scan on testjsonb
- Recheck Cond: (j @? '$."wait"?(@ == null)'::jsonpath)
- -> Bitmap Index Scan on jidx
- Index Cond: (j @? '$."wait"?(@ == null)'::jsonpath)
- (5 rows)
- SELECT count(*) FROM testjsonb WHERE j @? '$.wait ? (@ == null)';
- count
- -------
- 1
- (1 row)
- SELECT count(*) FROM testjsonb WHERE j @? '$.wait ? ("CC" == @)';
- count
- -------
- 15
- (1 row)
- SELECT count(*) FROM testjsonb WHERE j @? '$ ? (@.wait == "CC" && true == @.public)';
- count
- -------
- 2
- (1 row)
- SELECT count(*) FROM testjsonb WHERE j @? '$.age ? (@ == 25)';
- count
- -------
- 2
- (1 row)
- SELECT count(*) FROM testjsonb WHERE j @? '$ ? (@.age == 25.0)';
- count
- -------
- 2
- (1 row)
- SELECT count(*) FROM testjsonb WHERE j @? '$ ? (@.array[*] == "bar")';
- count
- -------
- 3
- (1 row)
- SELECT count(*) FROM testjsonb WHERE j @? '$.array ? (@[*] == "bar")';
- count
- -------
- 3
- (1 row)
- SELECT count(*) FROM testjsonb WHERE j @? '$.array[*] ? (@ == "bar")';
- count
- -------
- 3
- (1 row)
- SELECT count(*) FROM testjsonb WHERE j @? '$';
- count
- -------
- 1012
- (1 row)
- SELECT count(*) FROM testjsonb WHERE j @? '$.public';
- count
- -------
- 194
- (1 row)
- SELECT count(*) FROM testjsonb WHERE j @? '$.bar';
- count
- -------
- 0
- (1 row)
- RESET enable_seqscan;
- DROP INDEX jidx;
- -- nested tests
- SELECT '{"ff":{"a":12,"b":16}}'::jsonb;
- jsonb
- ----------------------------
- {"ff": {"a": 12, "b": 16}}
- (1 row)
- SELECT '{"ff":{"a":12,"b":16},"qq":123}'::jsonb;
- jsonb
- ---------------------------------------
- {"ff": {"a": 12, "b": 16}, "qq": 123}
- (1 row)
- SELECT '{"aa":["a","aaa"],"qq":{"a":12,"b":16,"c":["c1","c2"],"d":{"d1":"d1","d2":"d2","d1":"d3"}}}'::jsonb;
- jsonb
- --------------------------------------------------------------------------------------------------
- {"aa": ["a", "aaa"], "qq": {"a": 12, "b": 16, "c": ["c1", "c2"], "d": {"d1": "d3", "d2": "d2"}}}
- (1 row)
- SELECT '{"aa":["a","aaa"],"qq":{"a":"12","b":"16","c":["c1","c2"],"d":{"d1":"d1","d2":"d2"}}}'::jsonb;
- jsonb
- ------------------------------------------------------------------------------------------------------
- {"aa": ["a", "aaa"], "qq": {"a": "12", "b": "16", "c": ["c1", "c2"], "d": {"d1": "d1", "d2": "d2"}}}
- (1 row)
- SELECT '{"aa":["a","aaa"],"qq":{"a":"12","b":"16","c":["c1","c2",["c3"],{"c4":4}],"d":{"d1":"d1","d2":"d2"}}}'::jsonb;
- jsonb
- -------------------------------------------------------------------------------------------------------------------------
- {"aa": ["a", "aaa"], "qq": {"a": "12", "b": "16", "c": ["c1", "c2", ["c3"], {"c4": 4}], "d": {"d1": "d1", "d2": "d2"}}}
- (1 row)
- SELECT '{"ff":["a","aaa"]}'::jsonb;
- jsonb
- ----------------------
- {"ff": ["a", "aaa"]}
- (1 row)
- SELECT
- '{"ff":{"a":12,"b":16},"qq":123,"x":[1,2],"Y":null}'::jsonb -> 'ff',
- '{"ff":{"a":12,"b":16},"qq":123,"x":[1,2],"Y":null}'::jsonb -> 'qq',
- ('{"ff":{"a":12,"b":16},"qq":123,"x":[1,2],"Y":null}'::jsonb -> 'Y') IS NULL AS f,
- ('{"ff":{"a":12,"b":16},"qq":123,"x":[1,2],"Y":null}'::jsonb ->> 'Y') IS NULL AS t,
- '{"ff":{"a":12,"b":16},"qq":123,"x":[1,2],"Y":null}'::jsonb -> 'x';
- ?column? | ?column? | f | t | ?column?
- --------------------+----------+---+---+----------
- {"a": 12, "b": 16} | 123 | f | t | [1, 2]
- (1 row)
- -- nested containment
- SELECT '{"a":[1,2],"c":"b"}'::jsonb @> '{"a":[1,2]}';
- ?column?
- ----------
- t
- (1 row)
- SELECT '{"a":[2,1],"c":"b"}'::jsonb @> '{"a":[1,2]}';
- ?column?
- ----------
- t
- (1 row)
- SELECT '{"a":{"1":2},"c":"b"}'::jsonb @> '{"a":[1,2]}';
- ?column?
- ----------
- f
- (1 row)
- SELECT '{"a":{"2":1},"c":"b"}'::jsonb @> '{"a":[1,2]}';
- ?column?
- ----------
- f
- (1 row)
- SELECT '{"a":{"1":2},"c":"b"}'::jsonb @> '{"a":{"1":2}}';
- ?column?
- ----------
- t
- (1 row)
- SELECT '{"a":{"2":1},"c":"b"}'::jsonb @> '{"a":{"1":2}}';
- ?column?
- ----------
- f
- (1 row)
- SELECT '["a","b"]'::jsonb @> '["a","b","c","b"]';
- ?column?
- ----------
- f
- (1 row)
- SELECT '["a","b","c","b"]'::jsonb @> '["a","b"]';
- ?column?
- ----------
- t
- (1 row)
- SELECT '["a","b","c",[1,2]]'::jsonb @> '["a",[1,2]]';
- ?column?
- ----------
- t
- (1 row)
- SELECT '["a","b","c",[1,2]]'::jsonb @> '["b",[1,2]]';
- ?column?
- ----------
- t
- (1 row)
- SELECT '{"a":[1,2],"c":"b"}'::jsonb @> '{"a":[1]}';
- ?column?
- ----------
- t
- (1 row)
- SELECT '{"a":[1,2],"c":"b"}'::jsonb @> '{"a":[2]}';
- ?column?
- ----------
- t
- (1 row)
- SELECT '{"a":[1,2],"c":"b"}'::jsonb @> '{"a":[3]}';
- ?column?
- ----------
- f
- (1 row)
- SELECT '{"a":[1,2,{"c":3,"x":4}],"c":"b"}'::jsonb @> '{"a":[{"c":3}]}';
- ?column?
- ----------
- t
- (1 row)
- SELECT '{"a":[1,2,{"c":3,"x":4}],"c":"b"}'::jsonb @> '{"a":[{"x":4}]}';
- ?column?
- ----------
- t
- (1 row)
- SELECT '{"a":[1,2,{"c":3,"x":4}],"c":"b"}'::jsonb @> '{"a":[{"x":4},3]}';
- ?column?
- ----------
- f
- (1 row)
- SELECT '{"a":[1,2,{"c":3,"x":4}],"c":"b"}'::jsonb @> '{"a":[{"x":4},1]}';
- ?column?
- ----------
- t
- (1 row)
- -- check some corner cases for indexed nested containment (bug #13756)
- create temp table nestjsonb (j jsonb);
- insert into nestjsonb (j) values ('{"a":[["b",{"x":1}],["b",{"x":2}]],"c":3}');
- insert into nestjsonb (j) values ('[[14,2,3]]');
- insert into nestjsonb (j) values ('[1,[14,2,3]]');
- create index on nestjsonb using gin(j jsonb_path_ops);
- set enable_seqscan = on;
- set enable_bitmapscan = off;
- select * from nestjsonb where j @> '{"a":[[{"x":2}]]}'::jsonb;
- j
- ---------------------------------------------------
- {"a": [["b", {"x": 1}], ["b", {"x": 2}]], "c": 3}
- (1 row)
- select * from nestjsonb where j @> '{"c":3}';
- j
- ---------------------------------------------------
- {"a": [["b", {"x": 1}], ["b", {"x": 2}]], "c": 3}
- (1 row)
- select * from nestjsonb where j @> '[[14]]';
- j
- -----------------
- [[14, 2, 3]]
- [1, [14, 2, 3]]
- (2 rows)
- set enable_seqscan = off;
- set enable_bitmapscan = on;
- select * from nestjsonb where j @> '{"a":[[{"x":2}]]}'::jsonb;
- j
- ---------------------------------------------------
- {"a": [["b", {"x": 1}], ["b", {"x": 2}]], "c": 3}
- (1 row)
- select * from nestjsonb where j @> '{"c":3}';
- j
- ---------------------------------------------------
- {"a": [["b", {"x": 1}], ["b", {"x": 2}]], "c": 3}
- (1 row)
- select * from nestjsonb where j @> '[[14]]';
- j
- -----------------
- [[14, 2, 3]]
- [1, [14, 2, 3]]
- (2 rows)
- reset enable_seqscan;
- reset enable_bitmapscan;
- -- nested object field / array index lookup
- SELECT '{"n":null,"a":1,"b":[1,2],"c":{"1":2},"d":{"1":[2,3]}}'::jsonb -> 'n';
- ?column?
- ----------
- null
- (1 row)
- SELECT '{"n":null,"a":1,"b":[1,2],"c":{"1":2},"d":{"1":[2,3]}}'::jsonb -> 'a';
- ?column?
- ----------
- 1
- (1 row)
- SELECT '{"n":null,"a":1,"b":[1,2],"c":{"1":2},"d":{"1":[2,3]}}'::jsonb -> 'b';
- ?column?
- ----------
- [1, 2]
- (1 row)
- SELECT '{"n":null,"a":1,"b":[1,2],"c":{"1":2},"d":{"1":[2,3]}}'::jsonb -> 'c';
- ?column?
- ----------
- {"1": 2}
- (1 row)
- SELECT '{"n":null,"a":1,"b":[1,2],"c":{"1":2},"d":{"1":[2,3]}}'::jsonb -> 'd';
- ?column?
- ---------------
- {"1": [2, 3]}
- (1 row)
- SELECT '{"n":null,"a":1,"b":[1,2],"c":{"1":2},"d":{"1":[2,3]}}'::jsonb -> 'd' -> '1';
- ?column?
- ----------
- [2, 3]
- (1 row)
- SELECT '{"n":null,"a":1,"b":[1,2],"c":{"1":2},"d":{"1":[2,3]}}'::jsonb -> 'e';
- ?column?
- ----------
-
- (1 row)
- SELECT '{"n":null,"a":1,"b":[1,2],"c":{"1":2},"d":{"1":[2,3]}}'::jsonb -> 0; --expecting error
- ?column?
- ----------
-
- (1 row)
- SELECT '["a","b","c",[1,2],null]'::jsonb -> 0;
- ?column?
- ----------
- "a"
- (1 row)
- SELECT '["a","b","c",[1,2],null]'::jsonb -> 1;
- ?column?
- ----------
- "b"
- (1 row)
- SELECT '["a","b","c",[1,2],null]'::jsonb -> 2;
- ?column?
- ----------
- "c"
- (1 row)
- SELECT '["a","b","c",[1,2],null]'::jsonb -> 3;
- ?column?
- ----------
- [1, 2]
- (1 row)
- SELECT '["a","b","c",[1,2],null]'::jsonb -> 3 -> 1;
- ?column?
- ----------
- 2
- (1 row)
- SELECT '["a","b","c",[1,2],null]'::jsonb -> 4;
- ?column?
- ----------
- null
- (1 row)
- SELECT '["a","b","c",[1,2],null]'::jsonb -> 5;
- ?column?
- ----------
-
- (1 row)
- SELECT '["a","b","c",[1,2],null]'::jsonb -> -1;
- ?column?
- ----------
- null
- (1 row)
- SELECT '["a","b","c",[1,2],null]'::jsonb -> -5;
- ?column?
- ----------
- "a"
- (1 row)
- SELECT '["a","b","c",[1,2],null]'::jsonb -> -6;
- ?column?
- ----------
-
- (1 row)
- --nested path extraction
- SELECT '{"a":"b","c":[1,2,3]}'::jsonb #> '{0}';
- ?column?
- ----------
-
- (1 row)
- SELECT '{"a":"b","c":[1,2,3]}'::jsonb #> '{a}';
- ?column?
- ----------
- "b"
- (1 row)
- SELECT '{"a":"b","c":[1,2,3]}'::jsonb #> '{c}';
- ?column?
- -----------
- [1, 2, 3]
- (1 row)
- SELECT '{"a":"b","c":[1,2,3]}'::jsonb #> '{c,0}';
- ?column?
- ----------
- 1
- (1 row)
- SELECT '{"a":"b","c":[1,2,3]}'::jsonb #> '{c,1}';
- ?column?
- ----------
- 2
- (1 row)
- SELECT '{"a":"b","c":[1,2,3]}'::jsonb #> '{c,2}';
- ?column?
- ----------
- 3
- (1 row)
- SELECT '{"a":"b","c":[1,2,3]}'::jsonb #> '{c,3}';
- ?column?
- ----------
-
- (1 row)
- SELECT '{"a":"b","c":[1,2,3]}'::jsonb #> '{c,-1}';
- ?column?
- ----------
- 3
- (1 row)
- SELECT '{"a":"b","c":[1,2,3]}'::jsonb #> '{c,-3}';
- ?column?
- ----------
- 1
- (1 row)
- SELECT '{"a":"b","c":[1,2,3]}'::jsonb #> '{c,-4}';
- ?column?
- ----------
-
- (1 row)
- SELECT '[0,1,2,[3,4],{"5":"five"}]'::jsonb #> '{0}';
- ?column?
- ----------
- 0
- (1 row)
- SELECT '[0,1,2,[3,4],{"5":"five"}]'::jsonb #> '{3}';
- ?column?
- ----------
- [3, 4]
- (1 row)
- SELECT '[0,1,2,[3,4],{"5":"five"}]'::jsonb #> '{4}';
- ?column?
- ---------------
- {"5": "five"}
- (1 row)
- SELECT '[0,1,2,[3,4],{"5":"five"}]'::jsonb #> '{4,5}';
- ?column?
- ----------
- "five"
- (1 row)
- --nested exists
- SELECT '{"n":null,"a":1,"b":[1,2],"c":{"1":2},"d":{"1":[2,3]}}'::jsonb ? 'n';
- ?column?
- ----------
- t
- (1 row)
- SELECT '{"n":null,"a":1,"b":[1,2],"c":{"1":2},"d":{"1":[2,3]}}'::jsonb ? 'a';
- ?column?
- ----------
- t
- (1 row)
- SELECT '{"n":null,"a":1,"b":[1,2],"c":{"1":2},"d":{"1":[2,3]}}'::jsonb ? 'b';
- ?column?
- ----------
- t
- (1 row)
- SELECT '{"n":null,"a":1,"b":[1,2],"c":{"1":2},"d":{"1":[2,3]}}'::jsonb ? 'c';
- ?column?
- ----------
- t
- (1 row)
- SELECT '{"n":null,"a":1,"b":[1,2],"c":{"1":2},"d":{"1":[2,3]}}'::jsonb ? 'd';
- ?column?
- ----------
- t
- (1 row)
- SELECT '{"n":null,"a":1,"b":[1,2],"c":{"1":2},"d":{"1":[2,3]}}'::jsonb ? 'e';
- ?column?
- ----------
- f
- (1 row)
- -- jsonb_strip_nulls
- select jsonb_strip_nulls(null);
- jsonb_strip_nulls
- -------------------
-
- (1 row)
- select jsonb_strip_nulls('1');
- jsonb_strip_nulls
- -------------------
- 1
- (1 row)
- select jsonb_strip_nulls('"a string"');
- jsonb_strip_nulls
- -------------------
- "a string"
- (1 row)
- select jsonb_strip_nulls('null');
- jsonb_strip_nulls
- -------------------
- null
- (1 row)
- select jsonb_strip_nulls('[1,2,null,3,4]');
- jsonb_strip_nulls
- --------------------
- [1, 2, null, 3, 4]
- (1 row)
- select jsonb_strip_nulls('{"a":1,"b":null,"c":[2,null,3],"d":{"e":4,"f":null}}');
- jsonb_strip_nulls
- --------------------------------------------
- {"a": 1, "c": [2, null, 3], "d": {"e": 4}}
- (1 row)
- select jsonb_strip_nulls('[1,{"a":1,"b":null,"c":2},3]');
- jsonb_strip_nulls
- --------------------------
- [1, {"a": 1, "c": 2}, 3]
- (1 row)
- -- an empty object is not null and should not be stripped
- select jsonb_strip_nulls('{"a": {"b": null, "c": null}, "d": {} }');
- jsonb_strip_nulls
- --------------------
- {"a": {}, "d": {}}
- (1 row)
- select jsonb_pretty('{"a": "test", "b": [1, 2, 3], "c": "test3", "d":{"dd": "test4", "dd2":{"ddd": "test5"}}}');
- jsonb_pretty
- ----------------------------
- { +
- "a": "test", +
- "b": [ +
- 1, +
- 2, +
- 3 +
- ], +
- "c": "test3", +
- "d": { +
- "dd": "test4", +
- "dd2": { +
- "ddd": "test5"+
- } +
- } +
- }
- (1 row)
- select jsonb_pretty('[{"f1":1,"f2":null},2,null,[[{"x":true},6,7],8],3]');
- jsonb_pretty
- ---------------------------
- [ +
- { +
- "f1": 1, +
- "f2": null +
- }, +
- 2, +
- null, +
- [ +
- [ +
- { +
- "x": true+
- }, +
- 6, +
- 7 +
- ], +
- 8 +
- ], +
- 3 +
- ]
- (1 row)
- select jsonb_pretty('{"a":["b", "c"], "d": {"e":"f"}}');
- jsonb_pretty
- ------------------
- { +
- "a": [ +
- "b", +
- "c" +
- ], +
- "d": { +
- "e": "f"+
- } +
- }
- (1 row)
- select jsonb_concat('{"d": "test", "a": [1, 2]}', '{"g": "test2", "c": {"c1":1, "c2":2}}');
- jsonb_concat
- -------------------------------------------------------------------
- {"a": [1, 2], "c": {"c1": 1, "c2": 2}, "d": "test", "g": "test2"}
- (1 row)
- select '{"aa":1 , "b":2, "cq":3}'::jsonb || '{"cq":"l", "b":"g", "fg":false}';
- ?column?
- ---------------------------------------------
- {"b": "g", "aa": 1, "cq": "l", "fg": false}
- (1 row)
- select '{"aa":1 , "b":2, "cq":3}'::jsonb || '{"aq":"l"}';
- ?column?
- ---------------------------------------
- {"b": 2, "aa": 1, "aq": "l", "cq": 3}
- (1 row)
- select '{"aa":1 , "b":2, "cq":3}'::jsonb || '{"aa":"l"}';
- ?column?
- ------------------------------
- {"b": 2, "aa": "l", "cq": 3}
- (1 row)
- select '{"aa":1 , "b":2, "cq":3}'::jsonb || '{}';
- ?column?
- ----------------------------
- {"b": 2, "aa": 1, "cq": 3}
- (1 row)
- select '["a", "b"]'::jsonb || '["c"]';
- ?column?
- -----------------
- ["a", "b", "c"]
- (1 row)
- select '["a", "b"]'::jsonb || '["c", "d"]';
- ?column?
- ----------------------
- ["a", "b", "c", "d"]
- (1 row)
- select '["c"]' || '["a", "b"]'::jsonb;
- ?column?
- -----------------
- ["c", "a", "b"]
- (1 row)
- select '["a", "b"]'::jsonb || '"c"';
- ?column?
- -----------------
- ["a", "b", "c"]
- (1 row)
- select '"c"' || '["a", "b"]'::jsonb;
- ?column?
- -----------------
- ["c", "a", "b"]
- (1 row)
- select '[]'::jsonb || '["a"]'::jsonb;
- ?column?
- ----------
- ["a"]
- (1 row)
- select '[]'::jsonb || '"a"'::jsonb;
- ?column?
- ----------
- ["a"]
- (1 row)
- select '"b"'::jsonb || '"a"'::jsonb;
- ?column?
- ------------
- ["b", "a"]
- (1 row)
- select '{}'::jsonb || '{"a":"b"}'::jsonb;
- ?column?
- ------------
- {"a": "b"}
- (1 row)
- select '[]'::jsonb || '{"a":"b"}'::jsonb;
- ?column?
- --------------
- [{"a": "b"}]
- (1 row)
- select '{"a":"b"}'::jsonb || '[]'::jsonb;
- ?column?
- --------------
- [{"a": "b"}]
- (1 row)
- select '"a"'::jsonb || '{"a":1}';
- ?column?
- -----------------
- ["a", {"a": 1}]
- (1 row)
- select '{"a":1}' || '"a"'::jsonb;
- ?column?
- -----------------
- [{"a": 1}, "a"]
- (1 row)
- select '[3]'::jsonb || '{}'::jsonb;
- ?column?
- ----------
- [3, {}]
- (1 row)
- select '3'::jsonb || '[]'::jsonb;
- ?column?
- ----------
- [3]
- (1 row)
- select '3'::jsonb || '4'::jsonb;
- ?column?
- ----------
- [3, 4]
- (1 row)
- select '3'::jsonb || '{}'::jsonb;
- ?column?
- ----------
- [3, {}]
- (1 row)
- select '["a", "b"]'::jsonb || '{"c":1}';
- ?column?
- ----------------------
- ["a", "b", {"c": 1}]
- (1 row)
- select '{"c": 1}'::jsonb || '["a", "b"]';
- ?column?
- ----------------------
- [{"c": 1}, "a", "b"]
- (1 row)
- select '{}'::jsonb || '{"cq":"l", "b":"g", "fg":false}';
- ?column?
- ------------------------------------
- {"b": "g", "cq": "l", "fg": false}
- (1 row)
- select pg_column_size('{}'::jsonb || '{}'::jsonb) = pg_column_size('{}'::jsonb);
- ?column?
- ----------
- t
- (1 row)
- select pg_column_size('{"aa":1}'::jsonb || '{"b":2}'::jsonb) = pg_column_size('{"aa":1, "b":2}'::jsonb);
- ?column?
- ----------
- t
- (1 row)
- select pg_column_size('{"aa":1, "b":2}'::jsonb || '{}'::jsonb) = pg_column_size('{"aa":1, "b":2}'::jsonb);
- ?column?
- ----------
- t
- (1 row)
- select pg_column_size('{}'::jsonb || '{"aa":1, "b":2}'::jsonb) = pg_column_size('{"aa":1, "b":2}'::jsonb);
- ?column?
- ----------
- t
- (1 row)
- select jsonb_delete('{"a":1 , "b":2, "c":3}'::jsonb, 'a');
- jsonb_delete
- ------------------
- {"b": 2, "c": 3}
- (1 row)
- select jsonb_delete('{"a":null , "b":2, "c":3}'::jsonb, 'a');
- jsonb_delete
- ------------------
- {"b": 2, "c": 3}
- (1 row)
- select jsonb_delete('{"a":1 , "b":2, "c":3}'::jsonb, 'b');
- jsonb_delete
- ------------------
- {"a": 1, "c": 3}
- (1 row)
- select jsonb_delete('{"a":1 , "b":2, "c":3}'::jsonb, 'c');
- jsonb_delete
- ------------------
- {"a": 1, "b": 2}
- (1 row)
- select jsonb_delete('{"a":1 , "b":2, "c":3}'::jsonb, 'd');
- jsonb_delete
- --------------------------
- {"a": 1, "b": 2, "c": 3}
- (1 row)
- select '{"a":1 , "b":2, "c":3}'::jsonb - 'a';
- ?column?
- ------------------
- {"b": 2, "c": 3}
- (1 row)
- select '{"a":null , "b":2, "c":3}'::jsonb - 'a';
- ?column?
- ------------------
- {"b": 2, "c": 3}
- (1 row)
- select '{"a":1 , "b":2, "c":3}'::jsonb - 'b';
- ?column?
- ------------------
- {"a": 1, "c": 3}
- (1 row)
- select '{"a":1 , "b":2, "c":3}'::jsonb - 'c';
- ?column?
- ------------------
- {"a": 1, "b": 2}
- (1 row)
- select '{"a":1 , "b":2, "c":3}'::jsonb - 'd';
- ?column?
- --------------------------
- {"a": 1, "b": 2, "c": 3}
- (1 row)
- select pg_column_size('{"a":1 , "b":2, "c":3}'::jsonb - 'b') = pg_column_size('{"a":1, "b":2}'::jsonb);
- ?column?
- ----------
- t
- (1 row)
- select '["a","b","c"]'::jsonb - 3;
- ?column?
- -----------------
- ["a", "b", "c"]
- (1 row)
- select '["a","b","c"]'::jsonb - 2;
- ?column?
- ------------
- ["a", "b"]
- (1 row)
- select '["a","b","c"]'::jsonb - 1;
- ?column?
- ------------
- ["a", "c"]
- (1 row)
- select '["a","b","c"]'::jsonb - 0;
- ?column?
- ------------
- ["b", "c"]
- (1 row)
- select '["a","b","c"]'::jsonb - -1;
- ?column?
- ------------
- ["a", "b"]
- (1 row)
- select '["a","b","c"]'::jsonb - -2;
- ?column?
- ------------
- ["a", "c"]
- (1 row)
- select '["a","b","c"]'::jsonb - -3;
- ?column?
- ------------
- ["b", "c"]
- (1 row)
- select '["a","b","c"]'::jsonb - -4;
- ?column?
- -----------------
- ["a", "b", "c"]
- (1 row)
- select '{"a":1 , "b":2, "c":3}'::jsonb - '{b}'::text[];
- ?column?
- ------------------
- {"a": 1, "c": 3}
- (1 row)
- select '{"a":1 , "b":2, "c":3}'::jsonb - '{c,b}'::text[];
- ?column?
- ----------
- {"a": 1}
- (1 row)
- select '{"a":1 , "b":2, "c":3}'::jsonb - '{}'::text[];
- ?column?
- --------------------------
- {"a": 1, "b": 2, "c": 3}
- (1 row)
- select jsonb_set('{"n":null, "a":1, "b":[1,2], "c":{"1":2}, "d":{"1":[2,3]}}'::jsonb, '{n}', '[1,2,3]');
- jsonb_set
- --------------------------------------------------------------------------
- {"a": 1, "b": [1, 2], "c": {"1": 2}, "d": {"1": [2, 3]}, "n": [1, 2, 3]}
- (1 row)
- select jsonb_set('{"n":null, "a":1, "b":[1,2], "c":{"1":2}, "d":{"1":[2,3]}}'::jsonb, '{b,-1}', '[1,2,3]');
- jsonb_set
- -----------------------------------------------------------------------------
- {"a": 1, "b": [1, [1, 2, 3]], "c": {"1": 2}, "d": {"1": [2, 3]}, "n": null}
- (1 row)
- select jsonb_set('{"n":null, "a":1, "b":[1,2], "c":{"1":2}, "d":{"1":[2,3]}}'::jsonb, '{d,1,0}', '[1,2,3]');
- jsonb_set
- -----------------------------------------------------------------------------
- {"a": 1, "b": [1, 2], "c": {"1": 2}, "d": {"1": [[1, 2, 3], 3]}, "n": null}
- (1 row)
- select jsonb_set('{"n":null, "a":1, "b":[1,2], "c":{"1":2}, "d":{"1":[2,3]}}'::jsonb, '{d,NULL,0}', '[1,2,3]');
- ERROR: path element at position 2 is null
- select jsonb_set('{"n":null, "a":1, "b":[1,2], "c":{"1":2}, "d":{"1":[2,3]}}'::jsonb, '{n}', '{"1": 2}');
- jsonb_set
- -------------------------------------------------------------------------
- {"a": 1, "b": [1, 2], "c": {"1": 2}, "d": {"1": [2, 3]}, "n": {"1": 2}}
- (1 row)
- select jsonb_set('{"n":null, "a":1, "b":[1,2], "c":{"1":2}, "d":{"1":[2,3]}}'::jsonb, '{b,-1}', '{"1": 2}');
- jsonb_set
- ----------------------------------------------------------------------------
- {"a": 1, "b": [1, {"1": 2}], "c": {"1": 2}, "d": {"1": [2, 3]}, "n": null}
- (1 row)
- select jsonb_set('{"n":null, "a":1, "b":[1,2], "c":{"1":2}, "d":{"1":[2,3]}}'::jsonb, '{d,1,0}', '{"1": 2}');
- jsonb_set
- ----------------------------------------------------------------------------
- {"a": 1, "b": [1, 2], "c": {"1": 2}, "d": {"1": [{"1": 2}, 3]}, "n": null}
- (1 row)
- select jsonb_set('{"n":null, "a":1, "b":[1,2], "c":{"1":2}, "d":{"1":[2,3]}}'::jsonb, '{d,NULL,0}', '{"1": 2}');
- ERROR: path element at position 2 is null
- select jsonb_set('{"n":null, "a":1, "b":[1,2], "c":{"1":2}, "d":{"1":[2,3]}}'::jsonb, '{b,-1}', '"test"');
- jsonb_set
- --------------------------------------------------------------------------
- {"a": 1, "b": [1, "test"], "c": {"1": 2}, "d": {"1": [2, 3]}, "n": null}
- (1 row)
- select jsonb_set('{"n":null, "a":1, "b":[1,2], "c":{"1":2}, "d":{"1":[2,3]}}'::jsonb, '{b,-1}', '{"f": "test"}');
- jsonb_set
- ---------------------------------------------------------------------------------
- {"a": 1, "b": [1, {"f": "test"}], "c": {"1": 2}, "d": {"1": [2, 3]}, "n": null}
- (1 row)
- select jsonb_delete_path('{"n":null, "a":1, "b":[1,2], "c":{"1":2}, "d":{"1":[2,3]}}', '{n}');
- jsonb_delete_path
- ----------------------------------------------------------
- {"a": 1, "b": [1, 2], "c": {"1": 2}, "d": {"1": [2, 3]}}
- (1 row)
- select jsonb_delete_path('{"n":null, "a":1, "b":[1,2], "c":{"1":2}, "d":{"1":[2,3]}}', '{b,-1}');
- jsonb_delete_path
- ------------------------------------------------------------------
- {"a": 1, "b": [1], "c": {"1": 2}, "d": {"1": [2, 3]}, "n": null}
- (1 row)
- select jsonb_delete_path('{"n":null, "a":1, "b":[1,2], "c":{"1":2}, "d":{"1":[2,3]}}', '{d,1,0}');
- jsonb_delete_path
- ------------------------------------------------------------------
- {"a": 1, "b": [1, 2], "c": {"1": 2}, "d": {"1": [3]}, "n": null}
- (1 row)
- select '{"n":null, "a":1, "b":[1,2], "c":{"1":2}, "d":{"1":[2,3]}}'::jsonb #- '{n}';
- ?column?
- ----------------------------------------------------------
- {"a": 1, "b": [1, 2], "c": {"1": 2}, "d": {"1": [2, 3]}}
- (1 row)
- select '{"n":null, "a":1, "b":[1,2], "c":{"1":2}, "d":{"1":[2,3]}}'::jsonb #- '{b,-1}';
- ?column?
- ------------------------------------------------------------------
- {"a": 1, "b": [1], "c": {"1": 2}, "d": {"1": [2, 3]}, "n": null}
- (1 row)
- select '{"n":null, "a":1, "b":[1,2], "c":{"1":2}, "d":{"1":[2,3]}}'::jsonb #- '{b,-1e}'; -- invalid array subscript
- ERROR: path element at position 2 is not an integer: "-1e"
- select '{"n":null, "a":1, "b":[1,2], "c":{"1":2}, "d":{"1":[2,3]}}'::jsonb #- '{d,1,0}';
- ?column?
- ------------------------------------------------------------------
- {"a": 1, "b": [1, 2], "c": {"1": 2}, "d": {"1": [3]}, "n": null}
- (1 row)
- -- empty structure and error conditions for delete and replace
- select '"a"'::jsonb - 'a'; -- error
- ERROR: cannot delete from scalar
- select '{}'::jsonb - 'a';
- ?column?
- ----------
- {}
- (1 row)
- select '[]'::jsonb - 'a';
- ?column?
- ----------
- []
- (1 row)
- select '"a"'::jsonb - 1; -- error
- ERROR: cannot delete from scalar
- select '{}'::jsonb - 1; -- error
- ERROR: cannot delete from object using integer index
- select '[]'::jsonb - 1;
- ?column?
- ----------
- []
- (1 row)
- select '"a"'::jsonb #- '{a}'; -- error
- ERROR: cannot delete path in scalar
- select '{}'::jsonb #- '{a}';
- ?column?
- ----------
- {}
- (1 row)
- select '[]'::jsonb #- '{a}';
- ?column?
- ----------
- []
- (1 row)
- select jsonb_set('"a"','{a}','"b"'); --error
- ERROR: cannot set path in scalar
- select jsonb_set('{}','{a}','"b"', false);
- jsonb_set
- -----------
- {}
- (1 row)
- select jsonb_set('[]','{1}','"b"', false);
- jsonb_set
- -----------
- []
- (1 row)
- select jsonb_set('[{"f1":1,"f2":null},2,null,3]', '{0}','[2,3,4]', false);
- jsonb_set
- -------------------------
- [[2, 3, 4], 2, null, 3]
- (1 row)
- -- jsonb_set adding instead of replacing
- -- prepend to array
- select jsonb_set('{"a":1,"b":[0,1,2],"c":{"d":4}}','{b,-33}','{"foo":123}');
- jsonb_set
- -------------------------------------------------------
- {"a": 1, "b": [{"foo": 123}, 0, 1, 2], "c": {"d": 4}}
- (1 row)
- -- append to array
- select jsonb_set('{"a":1,"b":[0,1,2],"c":{"d":4}}','{b,33}','{"foo":123}');
- jsonb_set
- -------------------------------------------------------
- {"a": 1, "b": [0, 1, 2, {"foo": 123}], "c": {"d": 4}}
- (1 row)
- -- check nesting levels addition
- select jsonb_set('{"a":1,"b":[4,5,[0,1,2],6,7],"c":{"d":4}}','{b,2,33}','{"foo":123}');
- jsonb_set
- ---------------------------------------------------------------------
- {"a": 1, "b": [4, 5, [0, 1, 2, {"foo": 123}], 6, 7], "c": {"d": 4}}
- (1 row)
- -- add new key
- select jsonb_set('{"a":1,"b":[0,1,2],"c":{"d":4}}','{c,e}','{"foo":123}');
- jsonb_set
- ------------------------------------------------------------
- {"a": 1, "b": [0, 1, 2], "c": {"d": 4, "e": {"foo": 123}}}
- (1 row)
- -- adding doesn't do anything if elements before last aren't present
- select jsonb_set('{"a":1,"b":[0,1,2],"c":{"d":4}}','{x,-33}','{"foo":123}');
- jsonb_set
- -----------------------------------------
- {"a": 1, "b": [0, 1, 2], "c": {"d": 4}}
- (1 row)
- select jsonb_set('{"a":1,"b":[0,1,2],"c":{"d":4}}','{x,y}','{"foo":123}');
- jsonb_set
- -----------------------------------------
- {"a": 1, "b": [0, 1, 2], "c": {"d": 4}}
- (1 row)
- -- add to empty object
- select jsonb_set('{}','{x}','{"foo":123}');
- jsonb_set
- ---------------------
- {"x": {"foo": 123}}
- (1 row)
- --add to empty array
- select jsonb_set('[]','{0}','{"foo":123}');
- jsonb_set
- ----------------
- [{"foo": 123}]
- (1 row)
- select jsonb_set('[]','{99}','{"foo":123}');
- jsonb_set
- ----------------
- [{"foo": 123}]
- (1 row)
- select jsonb_set('[]','{-99}','{"foo":123}');
- jsonb_set
- ----------------
- [{"foo": 123}]
- (1 row)
- select jsonb_set('{"a": [1, 2, 3]}', '{a, non_integer}', '"new_value"');
- ERROR: path element at position 2 is not an integer: "non_integer"
- select jsonb_set('{"a": {"b": [1, 2, 3]}}', '{a, b, non_integer}', '"new_value"');
- ERROR: path element at position 3 is not an integer: "non_integer"
- select jsonb_set('{"a": {"b": [1, 2, 3]}}', '{a, b, NULL}', '"new_value"');
- ERROR: path element at position 3 is null
- -- jsonb_set_lax
- \pset null NULL
- -- pass though non nulls to jsonb_set
- select jsonb_set_lax('{"a":1,"b":2}','{b}','5') ;
- jsonb_set_lax
- ------------------
- {"a": 1, "b": 5}
- (1 row)
- select jsonb_set_lax('{"a":1,"b":2}','{d}','6', true) ;
- jsonb_set_lax
- --------------------------
- {"a": 1, "b": 2, "d": 6}
- (1 row)
- -- using the default treatment
- select jsonb_set_lax('{"a":1,"b":2}','{b}',null);
- jsonb_set_lax
- ---------------------
- {"a": 1, "b": null}
- (1 row)
- select jsonb_set_lax('{"a":1,"b":2}','{d}',null,true);
- jsonb_set_lax
- -----------------------------
- {"a": 1, "b": 2, "d": null}
- (1 row)
- -- errors
- select jsonb_set_lax('{"a":1,"b":2}', '{b}', null, true, null);
- ERROR: null_value_treatment must be "delete_key", "return_target", "use_json_null", or "raise_exception"
- select jsonb_set_lax('{"a":1,"b":2}', '{b}', null, true, 'no_such_treatment');
- ERROR: null_value_treatment must be "delete_key", "return_target", "use_json_null", or "raise_exception"
- -- explicit treatments
- select jsonb_set_lax('{"a":1,"b":2}', '{b}', null, null_value_treatment => 'raise_exception') as raise_exception;
- ERROR: JSON value must not be null
- DETAIL: Exception was raised because null_value_treatment is "raise_exception".
- HINT: To avoid, either change the null_value_treatment argument or ensure that an SQL NULL is not passed.
- select jsonb_set_lax('{"a":1,"b":2}', '{b}', null, null_value_treatment => 'return_target') as return_target;
- return_target
- ------------------
- {"a": 1, "b": 2}
- (1 row)
- select jsonb_set_lax('{"a":1,"b":2}', '{b}', null, null_value_treatment => 'delete_key') as delete_key;
- delete_key
- ------------
- {"a": 1}
- (1 row)
- select jsonb_set_lax('{"a":1,"b":2}', '{b}', null, null_value_treatment => 'use_json_null') as use_json_null;
- use_json_null
- ---------------------
- {"a": 1, "b": null}
- (1 row)
- \pset null ''
- -- jsonb_insert
- select jsonb_insert('{"a": [0,1,2]}', '{a, 1}', '"new_value"');
- jsonb_insert
- -------------------------------
- {"a": [0, "new_value", 1, 2]}
- (1 row)
- select jsonb_insert('{"a": [0,1,2]}', '{a, 1}', '"new_value"', true);
- jsonb_insert
- -------------------------------
- {"a": [0, 1, "new_value", 2]}
- (1 row)
- select jsonb_insert('{"a": {"b": {"c": [0, 1, "test1", "test2"]}}}', '{a, b, c, 2}', '"new_value"');
- jsonb_insert
- ------------------------------------------------------------
- {"a": {"b": {"c": [0, 1, "new_value", "test1", "test2"]}}}
- (1 row)
- select jsonb_insert('{"a": {"b": {"c": [0, 1, "test1", "test2"]}}}', '{a, b, c, 2}', '"new_value"', true);
- jsonb_insert
- ------------------------------------------------------------
- {"a": {"b": {"c": [0, 1, "test1", "new_value", "test2"]}}}
- (1 row)
- select jsonb_insert('{"a": [0,1,2]}', '{a, 1}', '{"b": "value"}');
- jsonb_insert
- ----------------------------------
- {"a": [0, {"b": "value"}, 1, 2]}
- (1 row)
- select jsonb_insert('{"a": [0,1,2]}', '{a, 1}', '["value1", "value2"]');
- jsonb_insert
- ----------------------------------------
- {"a": [0, ["value1", "value2"], 1, 2]}
- (1 row)
- -- edge cases
- select jsonb_insert('{"a": [0,1,2]}', '{a, 0}', '"new_value"');
- jsonb_insert
- -------------------------------
- {"a": ["new_value", 0, 1, 2]}
- (1 row)
- select jsonb_insert('{"a": [0,1,2]}', '{a, 0}', '"new_value"', true);
- jsonb_insert
- -------------------------------
- {"a": [0, "new_value", 1, 2]}
- (1 row)
- select jsonb_insert('{"a": [0,1,2]}', '{a, 2}', '"new_value"');
- jsonb_insert
- -------------------------------
- {"a": [0, 1, "new_value", 2]}
- (1 row)
- select jsonb_insert('{"a": [0,1,2]}', '{a, 2}', '"new_value"', true);
- jsonb_insert
- -------------------------------
- {"a": [0, 1, 2, "new_value"]}
- (1 row)
- select jsonb_insert('{"a": [0,1,2]}', '{a, -1}', '"new_value"');
- jsonb_insert
- -------------------------------
- {"a": [0, 1, "new_value", 2]}
- (1 row)
- select jsonb_insert('{"a": [0,1,2]}', '{a, -1}', '"new_value"', true);
- jsonb_insert
- -------------------------------
- {"a": [0, 1, 2, "new_value"]}
- (1 row)
- select jsonb_insert('[]', '{1}', '"new_value"');
- jsonb_insert
- ---------------
- ["new_value"]
- (1 row)
- select jsonb_insert('[]', '{1}', '"new_value"', true);
- jsonb_insert
- ---------------
- ["new_value"]
- (1 row)
- select jsonb_insert('{"a": []}', '{a, 1}', '"new_value"');
- jsonb_insert
- ----------------------
- {"a": ["new_value"]}
- (1 row)
- select jsonb_insert('{"a": []}', '{a, 1}', '"new_value"', true);
- jsonb_insert
- ----------------------
- {"a": ["new_value"]}
- (1 row)
- select jsonb_insert('{"a": [0,1,2]}', '{a, 10}', '"new_value"');
- jsonb_insert
- -------------------------------
- {"a": [0, 1, 2, "new_value"]}
- (1 row)
- select jsonb_insert('{"a": [0,1,2]}', '{a, -10}', '"new_value"');
- jsonb_insert
- -------------------------------
- {"a": ["new_value", 0, 1, 2]}
- (1 row)
- -- jsonb_insert should be able to insert new value for objects, but not to replace
- select jsonb_insert('{"a": {"b": "value"}}', '{a, c}', '"new_value"');
- jsonb_insert
- -----------------------------------------
- {"a": {"b": "value", "c": "new_value"}}
- (1 row)
- select jsonb_insert('{"a": {"b": "value"}}', '{a, c}', '"new_value"', true);
- jsonb_insert
- -----------------------------------------
- {"a": {"b": "value", "c": "new_value"}}
- (1 row)
- select jsonb_insert('{"a": {"b": "value"}}', '{a, b}', '"new_value"');
- ERROR: cannot replace existing key
- HINT: Try using the function jsonb_set to replace key value.
- select jsonb_insert('{"a": {"b": "value"}}', '{a, b}', '"new_value"', true);
- ERROR: cannot replace existing key
- HINT: Try using the function jsonb_set to replace key value.
- -- jsonb subscript
- select ('123'::jsonb)['a'];
- jsonb
- -------
-
- (1 row)
- select ('123'::jsonb)[0];
- jsonb
- -------
-
- (1 row)
- select ('123'::jsonb)[NULL];
- jsonb
- -------
-
- (1 row)
- select ('{"a": 1}'::jsonb)['a'];
- jsonb
- -------
- 1
- (1 row)
- select ('{"a": 1}'::jsonb)[0];
- jsonb
- -------
-
- (1 row)
- select ('{"a": 1}'::jsonb)['not_exist'];
- jsonb
- -------
-
- (1 row)
- select ('{"a": 1}'::jsonb)[NULL];
- jsonb
- -------
-
- (1 row)
- select ('[1, "2", null]'::jsonb)['a'];
- jsonb
- -------
-
- (1 row)
- select ('[1, "2", null]'::jsonb)[0];
- jsonb
- -------
- 1
- (1 row)
- select ('[1, "2", null]'::jsonb)['1'];
- jsonb
- -------
- "2"
- (1 row)
- select ('[1, "2", null]'::jsonb)[1.0];
- ERROR: subscript type numeric is not supported
- LINE 1: select ('[1, "2", null]'::jsonb)[1.0];
- ^
- HINT: jsonb subscript must be coercible to either integer or text.
- select ('[1, "2", null]'::jsonb)[2];
- jsonb
- -------
- null
- (1 row)
- select ('[1, "2", null]'::jsonb)[3];
- jsonb
- -------
-
- (1 row)
- select ('[1, "2", null]'::jsonb)[-2];
- jsonb
- -------
- "2"
- (1 row)
- select ('[1, "2", null]'::jsonb)[1]['a'];
- jsonb
- -------
-
- (1 row)
- select ('[1, "2", null]'::jsonb)[1][0];
- jsonb
- -------
-
- (1 row)
- select ('{"a": 1, "b": "c", "d": [1, 2, 3]}'::jsonb)['b'];
- jsonb
- -------
- "c"
- (1 row)
- select ('{"a": 1, "b": "c", "d": [1, 2, 3]}'::jsonb)['d'];
- jsonb
- -----------
- [1, 2, 3]
- (1 row)
- select ('{"a": 1, "b": "c", "d": [1, 2, 3]}'::jsonb)['d'][1];
- jsonb
- -------
- 2
- (1 row)
- select ('{"a": 1, "b": "c", "d": [1, 2, 3]}'::jsonb)['d']['a'];
- jsonb
- -------
-
- (1 row)
- select ('{"a": {"a1": {"a2": "aaa"}}, "b": "bbb", "c": "ccc"}'::jsonb)['a']['a1'];
- jsonb
- ---------------
- {"a2": "aaa"}
- (1 row)
- select ('{"a": {"a1": {"a2": "aaa"}}, "b": "bbb", "c": "ccc"}'::jsonb)['a']['a1']['a2'];
- jsonb
- -------
- "aaa"
- (1 row)
- select ('{"a": {"a1": {"a2": "aaa"}}, "b": "bbb", "c": "ccc"}'::jsonb)['a']['a1']['a2']['a3'];
- jsonb
- -------
-
- (1 row)
- select ('{"a": ["a1", {"b1": ["aaa", "bbb", "ccc"]}], "b": "bb"}'::jsonb)['a'][1]['b1'];
- jsonb
- -----------------------
- ["aaa", "bbb", "ccc"]
- (1 row)
- select ('{"a": ["a1", {"b1": ["aaa", "bbb", "ccc"]}], "b": "bb"}'::jsonb)['a'][1]['b1'][2];
- jsonb
- -------
- "ccc"
- (1 row)
- -- slices are not supported
- select ('{"a": 1}'::jsonb)['a':'b'];
- ERROR: jsonb subscript does not support slices
- LINE 1: select ('{"a": 1}'::jsonb)['a':'b'];
- ^
- select ('[1, "2", null]'::jsonb)[1:2];
- ERROR: jsonb subscript does not support slices
- LINE 1: select ('[1, "2", null]'::jsonb)[1:2];
- ^
- select ('[1, "2", null]'::jsonb)[:2];
- ERROR: jsonb subscript does not support slices
- LINE 1: select ('[1, "2", null]'::jsonb)[:2];
- ^
- select ('[1, "2", null]'::jsonb)[1:];
- ERROR: jsonb subscript does not support slices
- LINE 1: select ('[1, "2", null]'::jsonb)[1:];
- ^
- select ('[1, "2", null]'::jsonb)[:];
- ERROR: jsonb subscript does not support slices
- create TEMP TABLE test_jsonb_subscript (
- id int,
- test_json jsonb
- );
- insert into test_jsonb_subscript values
- (1, '{}'), -- empty jsonb
- (2, '{"key": "value"}'); -- jsonb with data
- -- update empty jsonb
- update test_jsonb_subscript set test_json['a'] = '1' where id = 1;
- select * from test_jsonb_subscript;
- id | test_json
- ----+------------------
- 2 | {"key": "value"}
- 1 | {"a": 1}
- (2 rows)
- -- update jsonb with some data
- update test_jsonb_subscript set test_json['a'] = '1' where id = 2;
- select * from test_jsonb_subscript;
- id | test_json
- ----+--------------------------
- 1 | {"a": 1}
- 2 | {"a": 1, "key": "value"}
- (2 rows)
- -- replace jsonb
- update test_jsonb_subscript set test_json['a'] = '"test"';
- select * from test_jsonb_subscript;
- id | test_json
- ----+-------------------------------
- 1 | {"a": "test"}
- 2 | {"a": "test", "key": "value"}
- (2 rows)
- -- replace by object
- update test_jsonb_subscript set test_json['a'] = '{"b": 1}'::jsonb;
- select * from test_jsonb_subscript;
- id | test_json
- ----+---------------------------------
- 1 | {"a": {"b": 1}}
- 2 | {"a": {"b": 1}, "key": "value"}
- (2 rows)
- -- replace by array
- update test_jsonb_subscript set test_json['a'] = '[1, 2, 3]'::jsonb;
- select * from test_jsonb_subscript;
- id | test_json
- ----+----------------------------------
- 1 | {"a": [1, 2, 3]}
- 2 | {"a": [1, 2, 3], "key": "value"}
- (2 rows)
- -- use jsonb subscription in where clause
- select * from test_jsonb_subscript where test_json['key'] = '"value"';
- id | test_json
- ----+----------------------------------
- 2 | {"a": [1, 2, 3], "key": "value"}
- (1 row)
- select * from test_jsonb_subscript where test_json['key_doesnt_exists'] = '"value"';
- id | test_json
- ----+-----------
- (0 rows)
- select * from test_jsonb_subscript where test_json['key'] = '"wrong_value"';
- id | test_json
- ----+-----------
- (0 rows)
- -- NULL
- update test_jsonb_subscript set test_json[NULL] = '1';
- ERROR: jsonb subscript in assignment must not be null
- update test_jsonb_subscript set test_json['another_key'] = NULL;
- select * from test_jsonb_subscript;
- id | test_json
- ----+-------------------------------------------------------
- 1 | {"a": [1, 2, 3], "another_key": null}
- 2 | {"a": [1, 2, 3], "key": "value", "another_key": null}
- (2 rows)
- -- NULL as jsonb source
- insert into test_jsonb_subscript values (3, NULL);
- update test_jsonb_subscript set test_json['a'] = '1' where id = 3;
- select * from test_jsonb_subscript;
- id | test_json
- ----+-------------------------------------------------------
- 1 | {"a": [1, 2, 3], "another_key": null}
- 2 | {"a": [1, 2, 3], "key": "value", "another_key": null}
- 3 | {"a": 1}
- (3 rows)
- update test_jsonb_subscript set test_json = NULL where id = 3;
- update test_jsonb_subscript set test_json[0] = '1';
- select * from test_jsonb_subscript;
- id | test_json
- ----+---------------------------------------------------------------
- 1 | {"0": 1, "a": [1, 2, 3], "another_key": null}
- 2 | {"0": 1, "a": [1, 2, 3], "key": "value", "another_key": null}
- 3 | [1]
- (3 rows)
- -- Fill the gaps logic
- delete from test_jsonb_subscript;
- insert into test_jsonb_subscript values (1, '[0]');
- update test_jsonb_subscript set test_json[5] = '1';
- select * from test_jsonb_subscript;
- id | test_json
- ----+--------------------------------
- 1 | [0, null, null, null, null, 1]
- (1 row)
- update test_jsonb_subscript set test_json[-4] = '1';
- select * from test_jsonb_subscript;
- id | test_json
- ----+-----------------------------
- 1 | [0, null, 1, null, null, 1]
- (1 row)
- update test_jsonb_subscript set test_json[-8] = '1';
- ERROR: path element at position 1 is out of range: -8
- select * from test_jsonb_subscript;
- id | test_json
- ----+-----------------------------
- 1 | [0, null, 1, null, null, 1]
- (1 row)
- -- keep consistent values position
- delete from test_jsonb_subscript;
- insert into test_jsonb_subscript values (1, '[]');
- update test_jsonb_subscript set test_json[5] = '1';
- select * from test_jsonb_subscript;
- id | test_json
- ----+-----------------------------------
- 1 | [null, null, null, null, null, 1]
- (1 row)
- -- create the whole path
- delete from test_jsonb_subscript;
- insert into test_jsonb_subscript values (1, '{}');
- update test_jsonb_subscript set test_json['a'][0]['b'][0]['c'] = '1';
- select * from test_jsonb_subscript;
- id | test_json
- ----+----------------------------
- 1 | {"a": [{"b": [{"c": 1}]}]}
- (1 row)
- delete from test_jsonb_subscript;
- insert into test_jsonb_subscript values (1, '{}');
- update test_jsonb_subscript set test_json['a'][2]['b'][2]['c'][2] = '1';
- select * from test_jsonb_subscript;
- id | test_json
- ----+------------------------------------------------------------------
- 1 | {"a": [null, null, {"b": [null, null, {"c": [null, null, 1]}]}]}
- (1 row)
- -- create the whole path with already existing keys
- delete from test_jsonb_subscript;
- insert into test_jsonb_subscript values (1, '{"b": 1}');
- update test_jsonb_subscript set test_json['a'][0] = '2';
- select * from test_jsonb_subscript;
- id | test_json
- ----+--------------------
- 1 | {"a": [2], "b": 1}
- (1 row)
- -- the start jsonb is an object, first subscript is treated as a key
- delete from test_jsonb_subscript;
- insert into test_jsonb_subscript values (1, '{}');
- update test_jsonb_subscript set test_json[0]['a'] = '1';
- select * from test_jsonb_subscript;
- id | test_json
- ----+-----------------
- 1 | {"0": {"a": 1}}
- (1 row)
- -- the start jsonb is an array
- delete from test_jsonb_subscript;
- insert into test_jsonb_subscript values (1, '[]');
- update test_jsonb_subscript set test_json[0]['a'] = '1';
- update test_jsonb_subscript set test_json[2]['b'] = '2';
- select * from test_jsonb_subscript;
- id | test_json
- ----+----------------------------
- 1 | [{"a": 1}, null, {"b": 2}]
- (1 row)
- -- overwriting an existing path
- delete from test_jsonb_subscript;
- insert into test_jsonb_subscript values (1, '{}');
- update test_jsonb_subscript set test_json['a']['b'][1] = '1';
- update test_jsonb_subscript set test_json['a']['b'][10] = '1';
- select * from test_jsonb_subscript;
- id | test_json
- ----+----------------------------------------------------------------------------
- 1 | {"a": {"b": [null, 1, null, null, null, null, null, null, null, null, 1]}}
- (1 row)
- delete from test_jsonb_subscript;
- insert into test_jsonb_subscript values (1, '[]');
- update test_jsonb_subscript set test_json[0][0][0] = '1';
- update test_jsonb_subscript set test_json[0][0][1] = '1';
- select * from test_jsonb_subscript;
- id | test_json
- ----+------------
- 1 | [[[1, 1]]]
- (1 row)
- delete from test_jsonb_subscript;
- insert into test_jsonb_subscript values (1, '{}');
- update test_jsonb_subscript set test_json['a']['b'][10] = '1';
- update test_jsonb_subscript set test_json['a'][10][10] = '1';
- select * from test_jsonb_subscript;
- id | test_json
- ----+------------------------------------------------------------------------------------------------------------------------------------------------------
- 1 | {"a": {"b": [null, null, null, null, null, null, null, null, null, null, 1], "10": [null, null, null, null, null, null, null, null, null, null, 1]}}
- (1 row)
- -- an empty sub element
- delete from test_jsonb_subscript;
- insert into test_jsonb_subscript values (1, '{"a": {}}');
- update test_jsonb_subscript set test_json['a']['b']['c'][2] = '1';
- select * from test_jsonb_subscript;
- id | test_json
- ----+--------------------------------------
- 1 | {"a": {"b": {"c": [null, null, 1]}}}
- (1 row)
- delete from test_jsonb_subscript;
- insert into test_jsonb_subscript values (1, '{"a": []}');
- update test_jsonb_subscript set test_json['a'][1]['c'][2] = '1';
- select * from test_jsonb_subscript;
- id | test_json
- ----+---------------------------------------
- 1 | {"a": [null, {"c": [null, null, 1]}]}
- (1 row)
- -- trying replace assuming a composite object, but it's an element or a value
- delete from test_jsonb_subscript;
- insert into test_jsonb_subscript values (1, '{"a": 1}');
- update test_jsonb_subscript set test_json['a']['b'] = '1';
- ERROR: cannot replace existing key
- DETAIL: The path assumes key is a composite object, but it is a scalar value.
- update test_jsonb_subscript set test_json['a']['b']['c'] = '1';
- ERROR: cannot replace existing key
- DETAIL: The path assumes key is a composite object, but it is a scalar value.
- update test_jsonb_subscript set test_json['a'][0] = '1';
- ERROR: cannot replace existing key
- DETAIL: The path assumes key is a composite object, but it is a scalar value.
- update test_jsonb_subscript set test_json['a'][0]['c'] = '1';
- ERROR: cannot replace existing key
- DETAIL: The path assumes key is a composite object, but it is a scalar value.
- update test_jsonb_subscript set test_json['a'][0][0] = '1';
- ERROR: cannot replace existing key
- DETAIL: The path assumes key is a composite object, but it is a scalar value.
- -- trying replace assuming a composite object, but it's a raw scalar
- delete from test_jsonb_subscript;
- insert into test_jsonb_subscript values (1, 'null');
- update test_jsonb_subscript set test_json[0] = '1';
- ERROR: cannot replace existing key
- DETAIL: The path assumes key is a composite object, but it is a scalar value.
- update test_jsonb_subscript set test_json[0][0] = '1';
- ERROR: cannot replace existing key
- DETAIL: The path assumes key is a composite object, but it is a scalar value.
- -- jsonb to tsvector
- select to_tsvector('{"a": "aaa bbb ddd ccc", "b": ["eee fff ggg"], "c": {"d": "hhh iii"}}'::jsonb);
- to_tsvector
- ---------------------------------------------------------------------------
- 'aaa':1 'bbb':2 'ccc':4 'ddd':3 'eee':6 'fff':7 'ggg':8 'hhh':10 'iii':11
- (1 row)
- -- jsonb to tsvector with config
- select to_tsvector('simple', '{"a": "aaa bbb ddd ccc", "b": ["eee fff ggg"], "c": {"d": "hhh iii"}}'::jsonb);
- to_tsvector
- ---------------------------------------------------------------------------
- 'aaa':1 'bbb':2 'ccc':4 'ddd':3 'eee':6 'fff':7 'ggg':8 'hhh':10 'iii':11
- (1 row)
- -- jsonb to tsvector with stop words
- select to_tsvector('english', '{"a": "aaa in bbb ddd ccc", "b": ["the eee fff ggg"], "c": {"d": "hhh. iii"}}'::jsonb);
- to_tsvector
- ----------------------------------------------------------------------------
- 'aaa':1 'bbb':3 'ccc':5 'ddd':4 'eee':8 'fff':9 'ggg':10 'hhh':12 'iii':13
- (1 row)
- -- jsonb to tsvector with numeric values
- select to_tsvector('english', '{"a": "aaa in bbb ddd ccc", "b": 123, "c": 456}'::jsonb);
- to_tsvector
- ---------------------------------
- 'aaa':1 'bbb':3 'ccc':5 'ddd':4
- (1 row)
- -- jsonb_to_tsvector
- select jsonb_to_tsvector('english', '{"a": "aaa in bbb", "b": 123, "c": 456, "d": true, "f": false, "g": null}'::jsonb, '"all"');
- jsonb_to_tsvector
- ----------------------------------------------------------------------------------------
- '123':8 '456':12 'aaa':2 'b':6 'bbb':4 'c':10 'd':14 'f':18 'fals':20 'g':22 'true':16
- (1 row)
- select jsonb_to_tsvector('english', '{"a": "aaa in bbb", "b": 123, "c": 456, "d": true, "f": false, "g": null}'::jsonb, '"key"');
- jsonb_to_tsvector
- --------------------------------
- 'b':2 'c':4 'd':6 'f':8 'g':10
- (1 row)
- select jsonb_to_tsvector('english', '{"a": "aaa in bbb", "b": 123, "c": 456, "d": true, "f": false, "g": null}'::jsonb, '"string"');
- jsonb_to_tsvector
- -------------------
- 'aaa':1 'bbb':3
- (1 row)
- select jsonb_to_tsvector('english', '{"a": "aaa in bbb", "b": 123, "c": 456, "d": true, "f": false, "g": null}'::jsonb, '"numeric"');
- jsonb_to_tsvector
- -------------------
- '123':1 '456':3
- (1 row)
- select jsonb_to_tsvector('english', '{"a": "aaa in bbb", "b": 123, "c": 456, "d": true, "f": false, "g": null}'::jsonb, '"boolean"');
- jsonb_to_tsvector
- -------------------
- 'fals':3 'true':1
- (1 row)
- select jsonb_to_tsvector('english', '{"a": "aaa in bbb", "b": 123, "c": 456, "d": true, "f": false, "g": null}'::jsonb, '["string", "numeric"]');
- jsonb_to_tsvector
- ---------------------------------
- '123':5 '456':7 'aaa':1 'bbb':3
- (1 row)
- select jsonb_to_tsvector('english', '{"a": "aaa in bbb", "b": 123, "c": 456, "d": true, "f": false, "g": null}'::jsonb, '"all"');
- jsonb_to_tsvector
- ----------------------------------------------------------------------------------------
- '123':8 '456':12 'aaa':2 'b':6 'bbb':4 'c':10 'd':14 'f':18 'fals':20 'g':22 'true':16
- (1 row)
- select jsonb_to_tsvector('english', '{"a": "aaa in bbb", "b": 123, "c": 456, "d": true, "f": false, "g": null}'::jsonb, '"key"');
- jsonb_to_tsvector
- --------------------------------
- 'b':2 'c':4 'd':6 'f':8 'g':10
- (1 row)
- select jsonb_to_tsvector('english', '{"a": "aaa in bbb", "b": 123, "c": 456, "d": true, "f": false, "g": null}'::jsonb, '"string"');
- jsonb_to_tsvector
- -------------------
- 'aaa':1 'bbb':3
- (1 row)
- select jsonb_to_tsvector('english', '{"a": "aaa in bbb", "b": 123, "c": 456, "d": true, "f": false, "g": null}'::jsonb, '"numeric"');
- jsonb_to_tsvector
- -------------------
- '123':1 '456':3
- (1 row)
- select jsonb_to_tsvector('english', '{"a": "aaa in bbb", "b": 123, "c": 456, "d": true, "f": false, "g": null}'::jsonb, '"boolean"');
- jsonb_to_tsvector
- -------------------
- 'fals':3 'true':1
- (1 row)
- select jsonb_to_tsvector('english', '{"a": "aaa in bbb", "b": 123, "c": 456, "d": true, "f": false, "g": null}'::jsonb, '["string", "numeric"]');
- jsonb_to_tsvector
- ---------------------------------
- '123':5 '456':7 'aaa':1 'bbb':3
- (1 row)
- -- to_tsvector corner cases
- select to_tsvector('""'::jsonb);
- to_tsvector
- -------------
-
- (1 row)
- select to_tsvector('{}'::jsonb);
- to_tsvector
- -------------
-
- (1 row)
- select to_tsvector('[]'::jsonb);
- to_tsvector
- -------------
-
- (1 row)
- select to_tsvector('null'::jsonb);
- to_tsvector
- -------------
-
- (1 row)
- -- jsonb_to_tsvector corner cases
- select jsonb_to_tsvector('""'::jsonb, '"all"');
- jsonb_to_tsvector
- -------------------
-
- (1 row)
- select jsonb_to_tsvector('{}'::jsonb, '"all"');
- jsonb_to_tsvector
- -------------------
-
- (1 row)
- select jsonb_to_tsvector('[]'::jsonb, '"all"');
- jsonb_to_tsvector
- -------------------
-
- (1 row)
- select jsonb_to_tsvector('null'::jsonb, '"all"');
- jsonb_to_tsvector
- -------------------
-
- (1 row)
- select jsonb_to_tsvector('english', '{"a": "aaa in bbb", "b": 123, "c": 456, "d": true, "f": false, "g": null}'::jsonb, '""');
- ERROR: wrong flag in flag array: ""
- HINT: Possible values are: "string", "numeric", "boolean", "key", and "all".
- select jsonb_to_tsvector('english', '{"a": "aaa in bbb", "b": 123, "c": 456, "d": true, "f": false, "g": null}'::jsonb, '{}');
- ERROR: wrong flag type, only arrays and scalars are allowed
- select jsonb_to_tsvector('english', '{"a": "aaa in bbb", "b": 123, "c": 456, "d": true, "f": false, "g": null}'::jsonb, '[]');
- jsonb_to_tsvector
- -------------------
-
- (1 row)
- select jsonb_to_tsvector('english', '{"a": "aaa in bbb", "b": 123, "c": 456, "d": true, "f": false, "g": null}'::jsonb, 'null');
- ERROR: flag array element is not a string
- HINT: Possible values are: "string", "numeric", "boolean", "key", and "all".
- select jsonb_to_tsvector('english', '{"a": "aaa in bbb", "b": 123, "c": 456, "d": true, "f": false, "g": null}'::jsonb, '["all", null]');
- ERROR: flag array element is not a string
- HINT: Possible values are: "string", "numeric", "boolean", "key", and "all".
- -- ts_headline for jsonb
- select ts_headline('{"a": "aaa bbb", "b": {"c": "ccc ddd fff", "c1": "ccc1 ddd1"}, "d": ["ggg hhh", "iii jjj"]}'::jsonb, tsquery('bbb & ddd & hhh'));
- ts_headline
- ------------------------------------------------------------------------------------------------------------------
- {"a": "aaa <b>bbb</b>", "b": {"c": "ccc <b>ddd</b> fff", "c1": "ccc1 ddd1"}, "d": ["ggg <b>hhh</b>", "iii jjj"]}
- (1 row)
- select ts_headline('english', '{"a": "aaa bbb", "b": {"c": "ccc ddd fff"}, "d": ["ggg hhh", "iii jjj"]}'::jsonb, tsquery('bbb & ddd & hhh'));
- ts_headline
- -----------------------------------------------------------------------------------------------
- {"a": "aaa <b>bbb</b>", "b": {"c": "ccc <b>ddd</b> fff"}, "d": ["ggg <b>hhh</b>", "iii jjj"]}
- (1 row)
- select ts_headline('{"a": "aaa bbb", "b": {"c": "ccc ddd fff", "c1": "ccc1 ddd1"}, "d": ["ggg hhh", "iii jjj"]}'::jsonb, tsquery('bbb & ddd & hhh'), 'StartSel = <, StopSel = >');
- ts_headline
- ---------------------------------------------------------------------------------------------------
- {"a": "aaa <bbb>", "b": {"c": "ccc <ddd> fff", "c1": "ccc1 ddd1"}, "d": ["ggg <hhh>", "iii jjj"]}
- (1 row)
- select ts_headline('english', '{"a": "aaa bbb", "b": {"c": "ccc ddd fff", "c1": "ccc1 ddd1"}, "d": ["ggg hhh", "iii jjj"]}'::jsonb, tsquery('bbb & ddd & hhh'), 'StartSel = <, StopSel = >');
- ts_headline
- ---------------------------------------------------------------------------------------------------
- {"a": "aaa <bbb>", "b": {"c": "ccc <ddd> fff", "c1": "ccc1 ddd1"}, "d": ["ggg <hhh>", "iii jjj"]}
- (1 row)
- -- corner cases for ts_headline with jsonb
- select ts_headline('null'::jsonb, tsquery('aaa & bbb'));
- ts_headline
- -------------
- null
- (1 row)
- select ts_headline('{}'::jsonb, tsquery('aaa & bbb'));
- ts_headline
- -------------
- {}
- (1 row)
- select ts_headline('[]'::jsonb, tsquery('aaa & bbb'));
- ts_headline
- -------------
- []
- (1 row)
- -- casts
- select 'true'::jsonb::bool;
- bool
- ------
- t
- (1 row)
- select '[]'::jsonb::bool;
- ERROR: cannot cast jsonb array to type boolean
- select '1.0'::jsonb::float;
- float8
- --------
- 1
- (1 row)
- select '[1.0]'::jsonb::float;
- ERROR: cannot cast jsonb array to type double precision
- select '12345'::jsonb::int4;
- int4
- -------
- 12345
- (1 row)
- select '"hello"'::jsonb::int4;
- ERROR: cannot cast jsonb string to type integer
- select '12345'::jsonb::numeric;
- numeric
- ---------
- 12345
- (1 row)
- select '{}'::jsonb::numeric;
- ERROR: cannot cast jsonb object to type numeric
- select '12345.05'::jsonb::numeric;
- numeric
- ----------
- 12345.05
- (1 row)
- select '12345.05'::jsonb::float4;
- float4
- ----------
- 12345.05
- (1 row)
- select '12345.05'::jsonb::float8;
- float8
- ----------
- 12345.05
- (1 row)
- select '12345.05'::jsonb::int2;
- int2
- -------
- 12345
- (1 row)
- select '12345.05'::jsonb::int4;
- int4
- -------
- 12345
- (1 row)
- select '12345.05'::jsonb::int8;
- int8
- -------
- 12345
- (1 row)
- select '12345.0000000000000000000000000000000000000000000005'::jsonb::numeric;
- numeric
- ------------------------------------------------------
- 12345.0000000000000000000000000000000000000000000005
- (1 row)
- select '12345.0000000000000000000000000000000000000000000005'::jsonb::float4;
- float4
- --------
- 12345
- (1 row)
- select '12345.0000000000000000000000000000000000000000000005'::jsonb::float8;
- float8
- --------
- 12345
- (1 row)
- select '12345.0000000000000000000000000000000000000000000005'::jsonb::int2;
- int2
- -------
- 12345
- (1 row)
- select '12345.0000000000000000000000000000000000000000000005'::jsonb::int4;
- int4
- -------
- 12345
- (1 row)
- select '12345.0000000000000000000000000000000000000000000005'::jsonb::int8;
- int8
- -------
- 12345
- (1 row)
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