863 lines
35 KiB
PL/PgSQL
863 lines
35 KiB
PL/PgSQL
-- Strings.
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SELECT '""'::json; -- OK.
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SELECT $$''$$::json; -- ERROR, single quotes are not allowed
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SELECT '"abc"'::json; -- OK
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SELECT '"abc'::json; -- ERROR, quotes not closed
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SELECT '"abc
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def"'::json; -- ERROR, unescaped newline in string constant
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SELECT '"\n\"\\"'::json; -- OK, legal escapes
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SELECT '"\v"'::json; -- ERROR, not a valid JSON escape
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-- Check fast path for longer strings (at least 16 bytes long)
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SELECT ('"'||repeat('.', 12)||'abc"')::json; -- OK
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SELECT ('"'||repeat('.', 12)||'abc\n"')::json; -- OK, legal escapes
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-- see json_encoding test for input with unicode escapes
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-- Numbers.
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SELECT '1'::json; -- OK
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SELECT '0'::json; -- OK
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SELECT '01'::json; -- ERROR, not valid according to JSON spec
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SELECT '0.1'::json; -- OK
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SELECT '9223372036854775808'::json; -- OK, even though it's too large for int8
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SELECT '1e100'::json; -- OK
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SELECT '1.3e100'::json; -- OK
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SELECT '1f2'::json; -- ERROR
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SELECT '0.x1'::json; -- ERROR
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SELECT '1.3ex100'::json; -- ERROR
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-- Arrays.
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SELECT '[]'::json; -- OK
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SELECT '[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]'::json; -- OK
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SELECT '[1,2]'::json; -- OK
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SELECT '[1,2,]'::json; -- ERROR, trailing comma
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SELECT '[1,2'::json; -- ERROR, no closing bracket
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SELECT '[1,[2]'::json; -- ERROR, no closing bracket
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-- Objects.
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SELECT '{}'::json; -- OK
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SELECT '{"abc"}'::json; -- ERROR, no value
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SELECT '{"abc":1}'::json; -- OK
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SELECT '{1:"abc"}'::json; -- ERROR, keys must be strings
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SELECT '{"abc",1}'::json; -- ERROR, wrong separator
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SELECT '{"abc"=1}'::json; -- ERROR, totally wrong separator
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SELECT '{"abc"::1}'::json; -- ERROR, another wrong separator
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SELECT '{"abc":1,"def":2,"ghi":[3,4],"hij":{"klm":5,"nop":[6]}}'::json; -- OK
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SELECT '{"abc":1:2}'::json; -- ERROR, colon in wrong spot
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SELECT '{"abc":1,3}'::json; -- ERROR, no value
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-- Recursion.
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SET max_stack_depth = '100kB';
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SELECT repeat('[', 10000)::json;
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SELECT repeat('{"a":', 10000)::json;
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RESET max_stack_depth;
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-- Miscellaneous stuff.
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SELECT 'true'::json; -- OK
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SELECT 'false'::json; -- OK
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SELECT 'null'::json; -- OK
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SELECT ' true '::json; -- OK, even with extra whitespace
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SELECT 'true false'::json; -- ERROR, too many values
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SELECT 'true, false'::json; -- ERROR, too many values
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SELECT 'truf'::json; -- ERROR, not a keyword
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SELECT 'trues'::json; -- ERROR, not a keyword
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SELECT ''::json; -- ERROR, no value
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SELECT ' '::json; -- ERROR, no value
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-- Multi-line JSON input to check ERROR reporting
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SELECT '{
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"one": 1,
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"two":"two",
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"three":
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true}'::json; -- OK
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SELECT '{
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"one": 1,
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"two":,"two", -- ERROR extraneous comma before field "two"
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"three":
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true}'::json;
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SELECT '{
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"one": 1,
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"two":"two",
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"averyveryveryveryveryveryveryveryveryverylongfieldname":}'::json;
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-- ERROR missing value for last field
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-- test non-error-throwing input
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select pg_input_is_valid('{"a":true}', 'json');
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select pg_input_is_valid('{"a":true', 'json');
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select * from pg_input_error_info('{"a":true', 'json');
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--constructors
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-- array_to_json
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SELECT array_to_json(array(select 1 as a));
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SELECT array_to_json(array_agg(q),false) from (select x as b, x * 2 as c from generate_series(1,3) x) q;
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SELECT array_to_json(array_agg(q),true) from (select x as b, x * 2 as c from generate_series(1,3) x) q;
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SELECT array_to_json(array_agg(q),false)
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FROM ( SELECT $$a$$ || x AS b, y AS c,
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ARRAY[ROW(x.*,ARRAY[1,2,3]),
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ROW(y.*,ARRAY[4,5,6])] AS z
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FROM generate_series(1,2) x,
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generate_series(4,5) y) q;
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SELECT array_to_json(array_agg(x),false) from generate_series(5,10) x;
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SELECT array_to_json('{{1,5},{99,100}}'::int[]);
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-- row_to_json
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SELECT row_to_json(row(1,'foo'));
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SELECT row_to_json(q)
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FROM (SELECT $$a$$ || x AS b,
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y AS c,
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ARRAY[ROW(x.*,ARRAY[1,2,3]),
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ROW(y.*,ARRAY[4,5,6])] AS z
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FROM generate_series(1,2) x,
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generate_series(4,5) y) q;
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SELECT row_to_json(q,true)
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FROM (SELECT $$a$$ || x AS b,
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y AS c,
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ARRAY[ROW(x.*,ARRAY[1,2,3]),
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ROW(y.*,ARRAY[4,5,6])] AS z
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FROM generate_series(1,2) x,
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generate_series(4,5) y) q;
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CREATE TEMP TABLE rows AS
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SELECT x, 'txt' || x as y
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FROM generate_series(1,3) AS x;
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SELECT row_to_json(q,true)
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FROM rows q;
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SELECT row_to_json(row((select array_agg(x) as d from generate_series(5,10) x)),false);
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-- anyarray column
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analyze rows;
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select attname, to_json(histogram_bounds) histogram_bounds
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from pg_stats
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where tablename = 'rows' and
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schemaname = pg_my_temp_schema()::regnamespace::text
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order by 1;
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-- to_json, timestamps
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select to_json(timestamp '2014-05-28 12:22:35.614298');
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BEGIN;
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SET LOCAL TIME ZONE 10.5;
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select to_json(timestamptz '2014-05-28 12:22:35.614298-04');
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SET LOCAL TIME ZONE -8;
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select to_json(timestamptz '2014-05-28 12:22:35.614298-04');
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COMMIT;
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select to_json(date '2014-05-28');
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select to_json(date 'Infinity');
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select to_json(date '-Infinity');
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select to_json(timestamp 'Infinity');
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select to_json(timestamp '-Infinity');
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select to_json(timestamptz 'Infinity');
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select to_json(timestamptz '-Infinity');
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--json_agg
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SELECT json_agg(q)
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FROM ( SELECT $$a$$ || x AS b, y AS c,
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ARRAY[ROW(x.*,ARRAY[1,2,3]),
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ROW(y.*,ARRAY[4,5,6])] AS z
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FROM generate_series(1,2) x,
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generate_series(4,5) y) q;
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SELECT json_agg(q ORDER BY x, y)
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FROM rows q;
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UPDATE rows SET x = NULL WHERE x = 1;
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SELECT json_agg(q ORDER BY x NULLS FIRST, y)
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FROM rows q;
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-- non-numeric output
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SELECT row_to_json(q)
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FROM (SELECT 'NaN'::float8 AS "float8field") q;
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SELECT row_to_json(q)
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FROM (SELECT 'Infinity'::float8 AS "float8field") q;
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SELECT row_to_json(q)
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FROM (SELECT '-Infinity'::float8 AS "float8field") q;
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-- json input
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SELECT row_to_json(q)
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FROM (SELECT '{"a":1,"b": [2,3,4,"d","e","f"],"c":{"p":1,"q":2}}'::json AS "jsonfield") q;
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-- json extraction functions
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CREATE TEMP TABLE test_json (
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json_type text,
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test_json json
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);
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INSERT INTO test_json VALUES
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('scalar','"a scalar"'),
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('array','["zero", "one","two",null,"four","five", [1,2,3],{"f1":9}]'),
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('object','{"field1":"val1","field2":"val2","field3":null, "field4": 4, "field5": [1,2,3], "field6": {"f1":9}}');
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SELECT test_json -> 'x'
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FROM test_json
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WHERE json_type = 'scalar';
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SELECT test_json -> 'x'
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FROM test_json
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WHERE json_type = 'array';
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SELECT test_json -> 'x'
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FROM test_json
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WHERE json_type = 'object';
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SELECT test_json->'field2'
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FROM test_json
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WHERE json_type = 'object';
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SELECT test_json->>'field2'
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FROM test_json
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WHERE json_type = 'object';
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SELECT test_json -> 2
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FROM test_json
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WHERE json_type = 'scalar';
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SELECT test_json -> 2
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FROM test_json
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WHERE json_type = 'array';
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SELECT test_json -> -1
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FROM test_json
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WHERE json_type = 'array';
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SELECT test_json -> 2
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FROM test_json
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WHERE json_type = 'object';
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SELECT test_json->>2
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FROM test_json
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WHERE json_type = 'array';
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SELECT test_json ->> 6 FROM test_json WHERE json_type = 'array';
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SELECT test_json ->> 7 FROM test_json WHERE json_type = 'array';
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SELECT test_json ->> 'field4' FROM test_json WHERE json_type = 'object';
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SELECT test_json ->> 'field5' FROM test_json WHERE json_type = 'object';
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SELECT test_json ->> 'field6' FROM test_json WHERE json_type = 'object';
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SELECT json_object_keys(test_json)
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FROM test_json
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WHERE json_type = 'scalar';
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SELECT json_object_keys(test_json)
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FROM test_json
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WHERE json_type = 'array';
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SELECT json_object_keys(test_json)
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FROM test_json
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WHERE json_type = 'object';
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-- test extending object_keys resultset - initial resultset size is 256
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select count(*) from
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(select json_object_keys(json_object(array_agg(g)))
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from (select unnest(array['f'||n,n::text])as g
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from generate_series(1,300) as n) x ) y;
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-- nulls
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select (test_json->'field3') is null as expect_false
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from test_json
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where json_type = 'object';
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select (test_json->>'field3') is null as expect_true
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from test_json
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where json_type = 'object';
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select (test_json->3) is null as expect_false
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from test_json
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where json_type = 'array';
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select (test_json->>3) is null as expect_true
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from test_json
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where json_type = 'array';
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-- corner cases
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select '{"a": [{"b": "c"}, {"b": "cc"}]}'::json -> null::text;
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select '{"a": [{"b": "c"}, {"b": "cc"}]}'::json -> null::int;
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select '{"a": [{"b": "c"}, {"b": "cc"}]}'::json -> 1;
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select '{"a": [{"b": "c"}, {"b": "cc"}]}'::json -> -1;
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select '{"a": [{"b": "c"}, {"b": "cc"}]}'::json -> 'z';
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select '{"a": [{"b": "c"}, {"b": "cc"}]}'::json -> '';
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select '[{"b": "c"}, {"b": "cc"}]'::json -> 1;
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select '[{"b": "c"}, {"b": "cc"}]'::json -> 3;
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select '[{"b": "c"}, {"b": "cc"}]'::json -> 'z';
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select '{"a": "c", "b": null}'::json -> 'b';
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select '"foo"'::json -> 1;
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select '"foo"'::json -> 'z';
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select '{"a": [{"b": "c"}, {"b": "cc"}]}'::json ->> null::text;
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select '{"a": [{"b": "c"}, {"b": "cc"}]}'::json ->> null::int;
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select '{"a": [{"b": "c"}, {"b": "cc"}]}'::json ->> 1;
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select '{"a": [{"b": "c"}, {"b": "cc"}]}'::json ->> 'z';
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select '{"a": [{"b": "c"}, {"b": "cc"}]}'::json ->> '';
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select '[{"b": "c"}, {"b": "cc"}]'::json ->> 1;
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select '[{"b": "c"}, {"b": "cc"}]'::json ->> 3;
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select '[{"b": "c"}, {"b": "cc"}]'::json ->> 'z';
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select '{"a": "c", "b": null}'::json ->> 'b';
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select '"foo"'::json ->> 1;
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select '"foo"'::json ->> 'z';
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-- array length
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SELECT json_array_length('[1,2,3,{"f1":1,"f2":[5,6]},4]');
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SELECT json_array_length('[]');
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SELECT json_array_length('{"f1":1,"f2":[5,6]}');
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SELECT json_array_length('4');
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-- each
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select json_each('{"f1":[1,2,3],"f2":{"f3":1},"f4":null}');
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select * from json_each('{"f1":[1,2,3],"f2":{"f3":1},"f4":null,"f5":99,"f6":"stringy"}') q;
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select json_each_text('{"f1":[1,2,3],"f2":{"f3":1},"f4":null,"f5":"null"}');
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select * from json_each_text('{"f1":[1,2,3],"f2":{"f3":1},"f4":null,"f5":99,"f6":"stringy"}') q;
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-- extract_path, extract_path_as_text
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select json_extract_path('{"f2":{"f3":1},"f4":{"f5":99,"f6":"stringy"}}','f4','f6');
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select json_extract_path('{"f2":{"f3":1},"f4":{"f5":99,"f6":"stringy"}}','f2');
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select json_extract_path('{"f2":["f3",1],"f4":{"f5":99,"f6":"stringy"}}','f2',0::text);
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select json_extract_path('{"f2":["f3",1],"f4":{"f5":99,"f6":"stringy"}}','f2',1::text);
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select json_extract_path_text('{"f2":{"f3":1},"f4":{"f5":99,"f6":"stringy"}}','f4','f6');
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select json_extract_path_text('{"f2":{"f3":1},"f4":{"f5":99,"f6":"stringy"}}','f2');
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select json_extract_path_text('{"f2":["f3",1],"f4":{"f5":99,"f6":"stringy"}}','f2',0::text);
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select json_extract_path_text('{"f2":["f3",1],"f4":{"f5":99,"f6":"stringy"}}','f2',1::text);
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-- extract_path nulls
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select json_extract_path('{"f2":{"f3":1},"f4":{"f5":null,"f6":"stringy"}}','f4','f5') is null as expect_false;
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select json_extract_path_text('{"f2":{"f3":1},"f4":{"f5":null,"f6":"stringy"}}','f4','f5') is null as expect_true;
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select json_extract_path('{"f2":{"f3":1},"f4":[0,1,2,null]}','f4','3') is null as expect_false;
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select json_extract_path_text('{"f2":{"f3":1},"f4":[0,1,2,null]}','f4','3') is null as expect_true;
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-- extract_path operators
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select '{"f2":{"f3":1},"f4":{"f5":99,"f6":"stringy"}}'::json#>array['f4','f6'];
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select '{"f2":{"f3":1},"f4":{"f5":99,"f6":"stringy"}}'::json#>array['f2'];
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select '{"f2":["f3",1],"f4":{"f5":99,"f6":"stringy"}}'::json#>array['f2','0'];
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select '{"f2":["f3",1],"f4":{"f5":99,"f6":"stringy"}}'::json#>array['f2','1'];
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select '{"f2":{"f3":1},"f4":{"f5":99,"f6":"stringy"}}'::json#>>array['f4','f6'];
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select '{"f2":{"f3":1},"f4":{"f5":99,"f6":"stringy"}}'::json#>>array['f2'];
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select '{"f2":["f3",1],"f4":{"f5":99,"f6":"stringy"}}'::json#>>array['f2','0'];
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select '{"f2":["f3",1],"f4":{"f5":99,"f6":"stringy"}}'::json#>>array['f2','1'];
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-- corner cases for same
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select '{"a": {"b":{"c": "foo"}}}'::json #> '{}';
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select '[1,2,3]'::json #> '{}';
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select '"foo"'::json #> '{}';
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select '42'::json #> '{}';
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select 'null'::json #> '{}';
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select '{"a": {"b":{"c": "foo"}}}'::json #> array['a'];
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select '{"a": {"b":{"c": "foo"}}}'::json #> array['a', null];
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select '{"a": {"b":{"c": "foo"}}}'::json #> array['a', ''];
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select '{"a": {"b":{"c": "foo"}}}'::json #> array['a','b'];
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select '{"a": {"b":{"c": "foo"}}}'::json #> array['a','b','c'];
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select '{"a": {"b":{"c": "foo"}}}'::json #> array['a','b','c','d'];
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select '{"a": {"b":{"c": "foo"}}}'::json #> array['a','z','c'];
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select '{"a": [{"b": "c"}, {"b": "cc"}]}'::json #> array['a','1','b'];
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select '{"a": [{"b": "c"}, {"b": "cc"}]}'::json #> array['a','z','b'];
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select '[{"b": "c"}, {"b": "cc"}]'::json #> array['1','b'];
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select '[{"b": "c"}, {"b": "cc"}]'::json #> array['z','b'];
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select '[{"b": "c"}, {"b": null}]'::json #> array['1','b'];
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select '"foo"'::json #> array['z'];
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select '42'::json #> array['f2'];
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select '42'::json #> array['0'];
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select '{"a": {"b":{"c": "foo"}}}'::json #>> '{}';
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select '[1,2,3]'::json #>> '{}';
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select '"foo"'::json #>> '{}';
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select '42'::json #>> '{}';
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select 'null'::json #>> '{}';
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select '{"a": {"b":{"c": "foo"}}}'::json #>> array['a'];
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select '{"a": {"b":{"c": "foo"}}}'::json #>> array['a', null];
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select '{"a": {"b":{"c": "foo"}}}'::json #>> array['a', ''];
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select '{"a": {"b":{"c": "foo"}}}'::json #>> array['a','b'];
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select '{"a": {"b":{"c": "foo"}}}'::json #>> array['a','b','c'];
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select '{"a": {"b":{"c": "foo"}}}'::json #>> array['a','b','c','d'];
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select '{"a": {"b":{"c": "foo"}}}'::json #>> array['a','z','c'];
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select '{"a": [{"b": "c"}, {"b": "cc"}]}'::json #>> array['a','1','b'];
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select '{"a": [{"b": "c"}, {"b": "cc"}]}'::json #>> array['a','z','b'];
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select '[{"b": "c"}, {"b": "cc"}]'::json #>> array['1','b'];
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select '[{"b": "c"}, {"b": "cc"}]'::json #>> array['z','b'];
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select '[{"b": "c"}, {"b": null}]'::json #>> array['1','b'];
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select '"foo"'::json #>> array['z'];
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select '42'::json #>> array['f2'];
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select '42'::json #>> array['0'];
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-- array_elements
|
|
|
|
select json_array_elements('[1,true,[1,[2,3]],null,{"f1":1,"f2":[7,8,9]},false,"stringy"]');
|
|
select * from json_array_elements('[1,true,[1,[2,3]],null,{"f1":1,"f2":[7,8,9]},false,"stringy"]') q;
|
|
select json_array_elements_text('[1,true,[1,[2,3]],null,{"f1":1,"f2":[7,8,9]},false,"stringy"]');
|
|
select * from json_array_elements_text('[1,true,[1,[2,3]],null,{"f1":1,"f2":[7,8,9]},false,"stringy"]') q;
|
|
|
|
-- populate_record
|
|
create type jpop as (a text, b int, c timestamp);
|
|
|
|
CREATE DOMAIN js_int_not_null AS int NOT NULL;
|
|
CREATE DOMAIN js_int_array_1d AS int[] CHECK(array_length(VALUE, 1) = 3);
|
|
CREATE DOMAIN js_int_array_2d AS int[][] CHECK(array_length(VALUE, 2) = 3);
|
|
|
|
create type j_unordered_pair as (x int, y int);
|
|
create domain j_ordered_pair as j_unordered_pair check((value).x <= (value).y);
|
|
|
|
CREATE TYPE jsrec AS (
|
|
i int,
|
|
ia _int4,
|
|
ia1 int[],
|
|
ia2 int[][],
|
|
ia3 int[][][],
|
|
ia1d js_int_array_1d,
|
|
ia2d js_int_array_2d,
|
|
t text,
|
|
ta text[],
|
|
c char(10),
|
|
ca char(10)[],
|
|
ts timestamp,
|
|
js json,
|
|
jsb jsonb,
|
|
jsa json[],
|
|
rec jpop,
|
|
reca jpop[]
|
|
);
|
|
|
|
CREATE TYPE jsrec_i_not_null AS (
|
|
i js_int_not_null
|
|
);
|
|
|
|
select * from json_populate_record(null::jpop,'{"a":"blurfl","x":43.2}') q;
|
|
select * from json_populate_record(row('x',3,'2012-12-31 15:30:56')::jpop,'{"a":"blurfl","x":43.2}') q;
|
|
|
|
select * from json_populate_record(null::jpop,'{"a":"blurfl","x":43.2}') q;
|
|
select * from json_populate_record(row('x',3,'2012-12-31 15:30:56')::jpop,'{"a":"blurfl","x":43.2}') q;
|
|
|
|
select * from json_populate_record(null::jpop,'{"a":[100,200,false],"x":43.2}') q;
|
|
select * from json_populate_record(row('x',3,'2012-12-31 15:30:56')::jpop,'{"a":[100,200,false],"x":43.2}') q;
|
|
select * from json_populate_record(row('x',3,'2012-12-31 15:30:56')::jpop,'{"c":[100,200,false],"x":43.2}') q;
|
|
|
|
select * from json_populate_record(row('x',3,'2012-12-31 15:30:56')::jpop,'{}') q;
|
|
|
|
SELECT i FROM json_populate_record(NULL::jsrec_i_not_null, '{"x": 43.2}') q;
|
|
SELECT i FROM json_populate_record(NULL::jsrec_i_not_null, '{"i": null}') q;
|
|
SELECT i FROM json_populate_record(NULL::jsrec_i_not_null, '{"i": 12345}') q;
|
|
|
|
SELECT ia FROM json_populate_record(NULL::jsrec, '{"ia": null}') q;
|
|
SELECT ia FROM json_populate_record(NULL::jsrec, '{"ia": 123}') q;
|
|
SELECT ia FROM json_populate_record(NULL::jsrec, '{"ia": [1, "2", null, 4]}') q;
|
|
SELECT ia FROM json_populate_record(NULL::jsrec, '{"ia": [[1, 2], [3, 4]]}') q;
|
|
SELECT ia FROM json_populate_record(NULL::jsrec, '{"ia": [[1], 2]}') q;
|
|
SELECT ia FROM json_populate_record(NULL::jsrec, '{"ia": [[1], [2, 3]]}') q;
|
|
SELECT ia FROM json_populate_record(NULL::jsrec, '{"ia": "{1,2,3}"}') q;
|
|
|
|
SELECT ia1 FROM json_populate_record(NULL::jsrec, '{"ia1": null}') q;
|
|
SELECT ia1 FROM json_populate_record(NULL::jsrec, '{"ia1": 123}') q;
|
|
SELECT ia1 FROM json_populate_record(NULL::jsrec, '{"ia1": [1, "2", null, 4]}') q;
|
|
SELECT ia1 FROM json_populate_record(NULL::jsrec, '{"ia1": [[1, 2, 3]]}') q;
|
|
|
|
SELECT ia1d FROM json_populate_record(NULL::jsrec, '{"ia1d": null}') q;
|
|
SELECT ia1d FROM json_populate_record(NULL::jsrec, '{"ia1d": 123}') q;
|
|
SELECT ia1d FROM json_populate_record(NULL::jsrec, '{"ia1d": [1, "2", null, 4]}') q;
|
|
SELECT ia1d FROM json_populate_record(NULL::jsrec, '{"ia1d": [1, "2", null]}') q;
|
|
|
|
SELECT ia2 FROM json_populate_record(NULL::jsrec, '{"ia2": [1, "2", null, 4]}') q;
|
|
SELECT ia2 FROM json_populate_record(NULL::jsrec, '{"ia2": [[1, 2], [null, 4]]}') q;
|
|
SELECT ia2 FROM json_populate_record(NULL::jsrec, '{"ia2": [[], []]}') q;
|
|
SELECT ia2 FROM json_populate_record(NULL::jsrec, '{"ia2": [[1, 2], [3]]}') q;
|
|
SELECT ia2 FROM json_populate_record(NULL::jsrec, '{"ia2": [[1, 2], 3, 4]}') q;
|
|
|
|
SELECT ia2d FROM json_populate_record(NULL::jsrec, '{"ia2d": [[1, "2"], [null, 4]]}') q;
|
|
SELECT ia2d FROM json_populate_record(NULL::jsrec, '{"ia2d": [[1, "2", 3], [null, 5, 6]]}') q;
|
|
|
|
SELECT ia3 FROM json_populate_record(NULL::jsrec, '{"ia3": [1, "2", null, 4]}') q;
|
|
SELECT ia3 FROM json_populate_record(NULL::jsrec, '{"ia3": [[1, 2], [null, 4]]}') q;
|
|
SELECT ia3 FROM json_populate_record(NULL::jsrec, '{"ia3": [ [[], []], [[], []], [[], []] ]}') q;
|
|
SELECT ia3 FROM json_populate_record(NULL::jsrec, '{"ia3": [ [[1, 2]], [[3, 4]] ]}') q;
|
|
SELECT ia3 FROM json_populate_record(NULL::jsrec, '{"ia3": [ [[1, 2], [3, 4]], [[5, 6], [7, 8]] ]}') q;
|
|
SELECT ia3 FROM json_populate_record(NULL::jsrec, '{"ia3": [ [[1, 2], [3, 4]], [[5, 6], [7, 8], [9, 10]] ]}') q;
|
|
|
|
SELECT ta FROM json_populate_record(NULL::jsrec, '{"ta": null}') q;
|
|
SELECT ta FROM json_populate_record(NULL::jsrec, '{"ta": 123}') q;
|
|
SELECT ta FROM json_populate_record(NULL::jsrec, '{"ta": [1, "2", null, 4]}') q;
|
|
SELECT ta FROM json_populate_record(NULL::jsrec, '{"ta": [[1, 2, 3], {"k": "v"}]}') q;
|
|
|
|
SELECT c FROM json_populate_record(NULL::jsrec, '{"c": null}') q;
|
|
SELECT c FROM json_populate_record(NULL::jsrec, '{"c": "aaa"}') q;
|
|
SELECT c FROM json_populate_record(NULL::jsrec, '{"c": "aaaaaaaaaa"}') q;
|
|
SELECT c FROM json_populate_record(NULL::jsrec, '{"c": "aaaaaaaaaaaaa"}') q;
|
|
|
|
SELECT ca FROM json_populate_record(NULL::jsrec, '{"ca": null}') q;
|
|
SELECT ca FROM json_populate_record(NULL::jsrec, '{"ca": 123}') q;
|
|
SELECT ca FROM json_populate_record(NULL::jsrec, '{"ca": [1, "2", null, 4]}') q;
|
|
SELECT ca FROM json_populate_record(NULL::jsrec, '{"ca": ["aaaaaaaaaaaaaaaa"]}') q;
|
|
SELECT ca FROM json_populate_record(NULL::jsrec, '{"ca": [[1, 2, 3], {"k": "v"}]}') q;
|
|
|
|
SELECT js FROM json_populate_record(NULL::jsrec, '{"js": null}') q;
|
|
SELECT js FROM json_populate_record(NULL::jsrec, '{"js": true}') q;
|
|
SELECT js FROM json_populate_record(NULL::jsrec, '{"js": 123.45}') q;
|
|
SELECT js FROM json_populate_record(NULL::jsrec, '{"js": "123.45"}') q;
|
|
SELECT js FROM json_populate_record(NULL::jsrec, '{"js": "abc"}') q;
|
|
SELECT js FROM json_populate_record(NULL::jsrec, '{"js": [123, "123", null, {"key": "value"}]}') q;
|
|
SELECT js FROM json_populate_record(NULL::jsrec, '{"js": {"a": "bbb", "b": null, "c": 123.45}}') q;
|
|
|
|
SELECT jsb FROM json_populate_record(NULL::jsrec, '{"jsb": null}') q;
|
|
SELECT jsb FROM json_populate_record(NULL::jsrec, '{"jsb": true}') q;
|
|
SELECT jsb FROM json_populate_record(NULL::jsrec, '{"jsb": 123.45}') q;
|
|
SELECT jsb FROM json_populate_record(NULL::jsrec, '{"jsb": "123.45"}') q;
|
|
SELECT jsb FROM json_populate_record(NULL::jsrec, '{"jsb": "abc"}') q;
|
|
SELECT jsb FROM json_populate_record(NULL::jsrec, '{"jsb": [123, "123", null, {"key": "value"}]}') q;
|
|
SELECT jsb FROM json_populate_record(NULL::jsrec, '{"jsb": {"a": "bbb", "b": null, "c": 123.45}}') q;
|
|
|
|
SELECT jsa FROM json_populate_record(NULL::jsrec, '{"jsa": null}') q;
|
|
SELECT jsa FROM json_populate_record(NULL::jsrec, '{"jsa": 123}') q;
|
|
SELECT jsa FROM json_populate_record(NULL::jsrec, '{"jsa": [1, "2", null, 4]}') q;
|
|
SELECT jsa FROM json_populate_record(NULL::jsrec, '{"jsa": ["aaa", null, [1, 2, "3", {}], { "k" : "v" }]}') q;
|
|
|
|
SELECT rec FROM json_populate_record(NULL::jsrec, '{"rec": 123}') q;
|
|
SELECT rec FROM json_populate_record(NULL::jsrec, '{"rec": [1, 2]}') q;
|
|
SELECT rec FROM json_populate_record(NULL::jsrec, '{"rec": {"a": "abc", "c": "01.02.2003", "x": 43.2}}') q;
|
|
SELECT rec FROM json_populate_record(NULL::jsrec, '{"rec": "(abc,42,01.02.2003)"}') q;
|
|
|
|
SELECT reca FROM json_populate_record(NULL::jsrec, '{"reca": 123}') q;
|
|
SELECT reca FROM json_populate_record(NULL::jsrec, '{"reca": [1, 2]}') q;
|
|
SELECT reca FROM json_populate_record(NULL::jsrec, '{"reca": [{"a": "abc", "b": 456}, null, {"c": "01.02.2003", "x": 43.2}]}') q;
|
|
SELECT reca FROM json_populate_record(NULL::jsrec, '{"reca": ["(abc,42,01.02.2003)"]}') q;
|
|
SELECT reca FROM json_populate_record(NULL::jsrec, '{"reca": "{\"(abc,42,01.02.2003)\"}"}') q;
|
|
|
|
SELECT rec FROM json_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')::jpop,NULL)::jsrec,
|
|
'{"rec": {"a": "abc", "c": "01.02.2003", "x": 43.2}}'
|
|
) q;
|
|
|
|
-- anonymous record type
|
|
SELECT json_populate_record(null::record, '{"x": 0, "y": 1}');
|
|
SELECT json_populate_record(row(1,2), '{"f1": 0, "f2": 1}');
|
|
SELECT * FROM
|
|
json_populate_record(null::record, '{"x": 776}') AS (x int, y int);
|
|
|
|
-- composite domain
|
|
SELECT json_populate_record(null::j_ordered_pair, '{"x": 0, "y": 1}');
|
|
SELECT json_populate_record(row(1,2)::j_ordered_pair, '{"x": 0}');
|
|
SELECT json_populate_record(row(1,2)::j_ordered_pair, '{"x": 1, "y": 0}');
|
|
|
|
-- populate_recordset
|
|
|
|
select * from json_populate_recordset(null::jpop,'[{"a":"blurfl","x":43.2},{"b":3,"c":"2012-01-20 10:42:53"}]') q;
|
|
select * from json_populate_recordset(row('def',99,null)::jpop,'[{"a":"blurfl","x":43.2},{"b":3,"c":"2012-01-20 10:42:53"}]') q;
|
|
select * from json_populate_recordset(null::jpop,'[{"a":"blurfl","x":43.2},{"b":3,"c":"2012-01-20 10:42:53"}]') q;
|
|
select * from json_populate_recordset(row('def',99,null)::jpop,'[{"a":"blurfl","x":43.2},{"b":3,"c":"2012-01-20 10:42:53"}]') q;
|
|
select * from json_populate_recordset(row('def',99,null)::jpop,'[{"a":[100,200,300],"x":43.2},{"a":{"z":true},"b":3,"c":"2012-01-20 10:42:53"}]') q;
|
|
select * from json_populate_recordset(row('def',99,null)::jpop,'[{"c":[100,200,300],"x":43.2},{"a":{"z":true},"b":3,"c":"2012-01-20 10:42:53"}]') q;
|
|
|
|
create type jpop2 as (a int, b json, c int, d int);
|
|
select * from json_populate_recordset(null::jpop2, '[{"a":2,"c":3,"b":{"z":4},"d":6}]') q;
|
|
|
|
select * from json_populate_recordset(null::jpop,'[{"a":"blurfl","x":43.2},{"b":3,"c":"2012-01-20 10:42:53"}]') q;
|
|
select * from json_populate_recordset(row('def',99,null)::jpop,'[{"a":"blurfl","x":43.2},{"b":3,"c":"2012-01-20 10:42:53"}]') q;
|
|
select * from json_populate_recordset(row('def',99,null)::jpop,'[{"a":[100,200,300],"x":43.2},{"a":{"z":true},"b":3,"c":"2012-01-20 10:42:53"}]') q;
|
|
|
|
-- anonymous record type
|
|
SELECT json_populate_recordset(null::record, '[{"x": 0, "y": 1}]');
|
|
SELECT json_populate_recordset(row(1,2), '[{"f1": 0, "f2": 1}]');
|
|
SELECT i, json_populate_recordset(row(i,50), '[{"f1":"42"},{"f2":"43"}]')
|
|
FROM (VALUES (1),(2)) v(i);
|
|
SELECT * FROM
|
|
json_populate_recordset(null::record, '[{"x": 776}]') AS (x int, y int);
|
|
|
|
-- empty array is a corner case
|
|
SELECT json_populate_recordset(null::record, '[]');
|
|
SELECT json_populate_recordset(row(1,2), '[]');
|
|
SELECT * FROM json_populate_recordset(NULL::jpop,'[]') q;
|
|
SELECT * FROM
|
|
json_populate_recordset(null::record, '[]') AS (x int, y int);
|
|
|
|
-- composite domain
|
|
SELECT json_populate_recordset(null::j_ordered_pair, '[{"x": 0, "y": 1}]');
|
|
SELECT json_populate_recordset(row(1,2)::j_ordered_pair, '[{"x": 0}, {"y": 3}]');
|
|
SELECT json_populate_recordset(row(1,2)::j_ordered_pair, '[{"x": 1, "y": 0}]');
|
|
|
|
-- negative cases where the wrong record type is supplied
|
|
select * from json_populate_recordset(row(0::int),'[{"a":"1","b":"2"},{"a":"3"}]') q (a text, b text);
|
|
select * from json_populate_recordset(row(0::int,0::int),'[{"a":"1","b":"2"},{"a":"3"}]') q (a text, b text);
|
|
select * from json_populate_recordset(row(0::int,0::int,0::int),'[{"a":"1","b":"2"},{"a":"3"}]') q (a text, b text);
|
|
select * from json_populate_recordset(row(1000000000::int,50::int),'[{"b":"2"},{"a":"3"}]') q (a text, b text);
|
|
|
|
-- test type info caching in json_populate_record()
|
|
CREATE TEMP TABLE jspoptest (js json);
|
|
|
|
INSERT INTO jspoptest
|
|
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}]
|
|
}'::json
|
|
FROM generate_series(1, 3);
|
|
|
|
SELECT (json_populate_record(NULL::jsrec, js)).* FROM jspoptest;
|
|
|
|
DROP TYPE jsrec;
|
|
DROP TYPE jsrec_i_not_null;
|
|
DROP DOMAIN js_int_not_null;
|
|
DROP DOMAIN js_int_array_1d;
|
|
DROP DOMAIN js_int_array_2d;
|
|
DROP DOMAIN j_ordered_pair;
|
|
DROP TYPE j_unordered_pair;
|
|
|
|
--json_typeof() function
|
|
select value, json_typeof(value)
|
|
from (values (json '123.4'),
|
|
(json '-1'),
|
|
(json '"foo"'),
|
|
(json 'true'),
|
|
(json 'false'),
|
|
(json 'null'),
|
|
(json '[1, 2, 3]'),
|
|
(json '[]'),
|
|
(json '{"x":"foo", "y":123}'),
|
|
(json '{}'),
|
|
(NULL::json))
|
|
as data(value);
|
|
|
|
-- json_build_array, json_build_object, json_object_agg
|
|
|
|
SELECT json_build_array('a',1,'b',1.2,'c',true,'d',null,'e',json '{"x": 3, "y": [1,2,3]}');
|
|
SELECT json_build_array('a', NULL); -- ok
|
|
SELECT json_build_array(VARIADIC NULL::text[]); -- ok
|
|
SELECT json_build_array(VARIADIC '{}'::text[]); -- ok
|
|
SELECT json_build_array(VARIADIC '{a,b,c}'::text[]); -- ok
|
|
SELECT json_build_array(VARIADIC ARRAY['a', NULL]::text[]); -- ok
|
|
SELECT json_build_array(VARIADIC '{1,2,3,4}'::text[]); -- ok
|
|
SELECT json_build_array(VARIADIC '{1,2,3,4}'::int[]); -- ok
|
|
SELECT json_build_array(VARIADIC '{{1,4},{2,5},{3,6}}'::int[][]); -- ok
|
|
|
|
SELECT json_build_object('a',1,'b',1.2,'c',true,'d',null,'e',json '{"x": 3, "y": [1,2,3]}');
|
|
|
|
SELECT json_build_object(
|
|
'a', json_build_object('b',false,'c',99),
|
|
'd', json_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)));
|
|
SELECT json_build_object('{a,b,c}'::text[]); -- error
|
|
SELECT json_build_object('{a,b,c}'::text[], '{d,e,f}'::text[]); -- error, key cannot be array
|
|
SELECT json_build_object('a', 'b', 'c'); -- error
|
|
SELECT json_build_object(NULL, 'a'); -- error, key cannot be NULL
|
|
SELECT json_build_object('a', NULL); -- ok
|
|
SELECT json_build_object(VARIADIC NULL::text[]); -- ok
|
|
SELECT json_build_object(VARIADIC '{}'::text[]); -- ok
|
|
SELECT json_build_object(VARIADIC '{a,b,c}'::text[]); -- error
|
|
SELECT json_build_object(VARIADIC ARRAY['a', NULL]::text[]); -- ok
|
|
SELECT json_build_object(VARIADIC ARRAY[NULL, 'a']::text[]); -- error, key cannot be NULL
|
|
SELECT json_build_object(VARIADIC '{1,2,3,4}'::text[]); -- ok
|
|
SELECT json_build_object(VARIADIC '{1,2,3,4}'::int[]); -- ok
|
|
SELECT json_build_object(VARIADIC '{{1,4},{2,5},{3,6}}'::int[][]); -- ok
|
|
|
|
-- empty objects/arrays
|
|
SELECT json_build_array();
|
|
|
|
SELECT json_build_object();
|
|
|
|
-- make sure keys are quoted
|
|
SELECT json_build_object(1,2);
|
|
|
|
-- keys must be scalar and not null
|
|
SELECT json_build_object(null,2);
|
|
|
|
SELECT json_build_object(r,2) FROM (SELECT 1 AS a, 2 AS b) r;
|
|
|
|
SELECT json_build_object(json '{"a":1,"b":2}', 3);
|
|
|
|
SELECT json_build_object('{1,2,3}'::int[], 3);
|
|
|
|
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 json_build_object('turbines',json_object_agg(serial_num,json_build_object('name',name,'type',type)))
|
|
FROM foo;
|
|
|
|
SELECT json_object_agg(name, type) FROM foo;
|
|
|
|
INSERT INTO foo VALUES (999999, NULL, 'bar');
|
|
SELECT json_object_agg(name, type) FROM foo;
|
|
|
|
-- json_object
|
|
|
|
-- empty object, one dimension
|
|
SELECT json_object('{}');
|
|
|
|
-- empty object, two dimensions
|
|
SELECT json_object('{}', '{}');
|
|
|
|
-- one dimension
|
|
SELECT json_object('{a,1,b,2,3,NULL,"d e f","a b c"}');
|
|
|
|
-- same but with two dimensions
|
|
SELECT json_object('{{a,1},{b,2},{3,NULL},{"d e f","a b c"}}');
|
|
|
|
-- odd number error
|
|
SELECT json_object('{a,b,c}');
|
|
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-- one column error
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SELECT json_object('{{a},{b}}');
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-- too many columns error
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SELECT json_object('{{a,b,c},{b,c,d}}');
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-- too many dimensions error
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SELECT json_object('{{{a,b},{c,d}},{{b,c},{d,e}}}');
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--two argument form of json_object
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select json_object('{a,b,c,"d e f"}','{1,2,3,"a b c"}');
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-- too many dimensions
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SELECT json_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"}}');
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-- mismatched dimensions
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select json_object('{a,b,c,"d e f",g}','{1,2,3,"a b c"}');
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select json_object('{a,b,c,"d e f"}','{1,2,3,"a b c",g}');
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-- null key error
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select json_object('{a,b,NULL,"d e f"}','{1,2,3,"a b c"}');
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-- empty key is allowed
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select json_object('{a,b,"","d e f"}','{1,2,3,"a b c"}');
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-- json_to_record and json_to_recordset
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select * from json_to_record('{"a":1,"b":"foo","c":"bar"}')
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as x(a int, b text, d text);
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select * from json_to_recordset('[{"a":1,"b":"foo","d":false},{"a":2,"b":"bar","c":true}]')
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as x(a int, b text, c boolean);
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select * from json_to_recordset('[{"a":1,"b":{"d":"foo"},"c":true},{"a":2,"c":false,"b":{"d":"bar"}}]')
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as x(a int, b json, c boolean);
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select *, c is null as c_is_null
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from json_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}}'::json)
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as t(a int, b json, c text, x int, ca char(5)[], ia int[][], r jpop);
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select *, c is null as c_is_null
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from json_to_recordset('[{"a":1, "b":{"c":16, "d":2}, "x":8}]'::json)
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as t(a int, b json, c text, x int);
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select * from json_to_record('{"ia": null}') as x(ia _int4);
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select * from json_to_record('{"ia": 123}') as x(ia _int4);
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select * from json_to_record('{"ia": [1, "2", null, 4]}') as x(ia _int4);
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select * from json_to_record('{"ia": [[1, 2], [3, 4]]}') as x(ia _int4);
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select * from json_to_record('{"ia": [[1], 2]}') as x(ia _int4);
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select * from json_to_record('{"ia": [[1], [2, 3]]}') as x(ia _int4);
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select * from json_to_record('{"ia2": [1, 2, 3]}') as x(ia2 int[][]);
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select * from json_to_record('{"ia2": [[1, 2], [3, 4]]}') as x(ia2 int4[][]);
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select * from json_to_record('{"ia2": [[[1], [2], [3]]]}') as x(ia2 int4[][]);
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select * from json_to_record('{"out": {"key": 1}}') as x(out json);
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select * from json_to_record('{"out": [{"key": 1}]}') as x(out json);
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select * from json_to_record('{"out": "{\"key\": 1}"}') as x(out json);
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select * from json_to_record('{"out": {"key": 1}}') as x(out jsonb);
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select * from json_to_record('{"out": [{"key": 1}]}') as x(out jsonb);
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select * from json_to_record('{"out": "{\"key\": 1}"}') as x(out jsonb);
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-- json_strip_nulls
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select json_strip_nulls(null);
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select json_strip_nulls('1');
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select json_strip_nulls('"a string"');
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select json_strip_nulls('null');
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select json_strip_nulls('[1,2,null,3,4]');
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select json_strip_nulls('{"a":1,"b":null,"c":[2,null,3],"d":{"e":4,"f":null}}');
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select json_strip_nulls('[1,{"a":1,"b":null,"c":2},3]');
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-- an empty object is not null and should not be stripped
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select json_strip_nulls('{"a": {"b": null, "c": null}, "d": {} }');
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-- json to tsvector
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select to_tsvector('{"a": "aaa bbb ddd ccc", "b": ["eee fff ggg"], "c": {"d": "hhh iii"}}'::json);
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-- json to tsvector with config
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select to_tsvector('simple', '{"a": "aaa bbb ddd ccc", "b": ["eee fff ggg"], "c": {"d": "hhh iii"}}'::json);
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-- json to tsvector with stop words
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select to_tsvector('english', '{"a": "aaa in bbb ddd ccc", "b": ["the eee fff ggg"], "c": {"d": "hhh. iii"}}'::json);
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-- json to tsvector with numeric values
|
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select to_tsvector('english', '{"a": "aaa in bbb ddd ccc", "b": 123, "c": 456}'::json);
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-- json_to_tsvector
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select json_to_tsvector('english', '{"a": "aaa in bbb", "b": 123, "c": 456, "d": true, "f": false, "g": null}'::json, '"all"');
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select json_to_tsvector('english', '{"a": "aaa in bbb", "b": 123, "c": 456, "d": true, "f": false, "g": null}'::json, '"key"');
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select json_to_tsvector('english', '{"a": "aaa in bbb", "b": 123, "c": 456, "d": true, "f": false, "g": null}'::json, '"string"');
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select json_to_tsvector('english', '{"a": "aaa in bbb", "b": 123, "c": 456, "d": true, "f": false, "g": null}'::json, '"numeric"');
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select json_to_tsvector('english', '{"a": "aaa in bbb", "b": 123, "c": 456, "d": true, "f": false, "g": null}'::json, '"boolean"');
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select json_to_tsvector('english', '{"a": "aaa in bbb", "b": 123, "c": 456, "d": true, "f": false, "g": null}'::json, '["string", "numeric"]');
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select json_to_tsvector('english', '{"a": "aaa in bbb", "b": 123, "c": 456, "d": true, "f": false, "g": null}'::json, '"all"');
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select json_to_tsvector('english', '{"a": "aaa in bbb", "b": 123, "c": 456, "d": true, "f": false, "g": null}'::json, '"key"');
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select json_to_tsvector('english', '{"a": "aaa in bbb", "b": 123, "c": 456, "d": true, "f": false, "g": null}'::json, '"string"');
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select json_to_tsvector('english', '{"a": "aaa in bbb", "b": 123, "c": 456, "d": true, "f": false, "g": null}'::json, '"numeric"');
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select json_to_tsvector('english', '{"a": "aaa in bbb", "b": 123, "c": 456, "d": true, "f": false, "g": null}'::json, '"boolean"');
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select json_to_tsvector('english', '{"a": "aaa in bbb", "b": 123, "c": 456, "d": true, "f": false, "g": null}'::json, '["string", "numeric"]');
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-- to_tsvector corner cases
|
|
select to_tsvector('""'::json);
|
|
select to_tsvector('{}'::json);
|
|
select to_tsvector('[]'::json);
|
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select to_tsvector('null'::json);
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|
|
-- json_to_tsvector corner cases
|
|
select json_to_tsvector('""'::json, '"all"');
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select json_to_tsvector('{}'::json, '"all"');
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select json_to_tsvector('[]'::json, '"all"');
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select json_to_tsvector('null'::json, '"all"');
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|
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select json_to_tsvector('english', '{"a": "aaa in bbb", "b": 123, "c": 456, "d": true, "f": false, "g": null}'::json, '""');
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select json_to_tsvector('english', '{"a": "aaa in bbb", "b": 123, "c": 456, "d": true, "f": false, "g": null}'::json, '{}');
|
|
select json_to_tsvector('english', '{"a": "aaa in bbb", "b": 123, "c": 456, "d": true, "f": false, "g": null}'::json, '[]');
|
|
select json_to_tsvector('english', '{"a": "aaa in bbb", "b": 123, "c": 456, "d": true, "f": false, "g": null}'::json, 'null');
|
|
select json_to_tsvector('english', '{"a": "aaa in bbb", "b": 123, "c": 456, "d": true, "f": false, "g": null}'::json, '["all", null]');
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|
|
|
-- ts_headline for json
|
|
select ts_headline('{"a": "aaa bbb", "b": {"c": "ccc ddd fff", "c1": "ccc1 ddd1"}, "d": ["ggg hhh", "iii jjj"]}'::json, tsquery('bbb & ddd & hhh'));
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|
select ts_headline('english', '{"a": "aaa bbb", "b": {"c": "ccc ddd fff"}, "d": ["ggg hhh", "iii jjj"]}'::json, tsquery('bbb & ddd & hhh'));
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|
select ts_headline('{"a": "aaa bbb", "b": {"c": "ccc ddd fff", "c1": "ccc1 ddd1"}, "d": ["ggg hhh", "iii jjj"]}'::json, tsquery('bbb & ddd & hhh'), 'StartSel = <, StopSel = >');
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|
select ts_headline('english', '{"a": "aaa bbb", "b": {"c": "ccc ddd fff", "c1": "ccc1 ddd1"}, "d": ["ggg hhh", "iii jjj"]}'::json, tsquery('bbb & ddd & hhh'), 'StartSel = <, StopSel = >');
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|
|
|
-- corner cases for ts_headline with json
|
|
select ts_headline('null'::json, tsquery('aaa & bbb'));
|
|
select ts_headline('{}'::json, tsquery('aaa & bbb'));
|
|
select ts_headline('[]'::json, tsquery('aaa & bbb'));
|