ClickHouse/tests/queries/0_stateless/01905_to_json_string.sql

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-- Tags: no-fasttest
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create temporary table t engine Memory as select * from generateRandom(
$$
a Array(Int8),
b UInt32,
c Nullable(String),
d Decimal32(4),
e Nullable(Enum16('h' = 1, 'w' = 5 , 'o' = -200)),
f Float64,
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g Tuple(Date, DateTime('Asia/Istanbul'), DateTime64(3, 'Asia/Istanbul'), UUID),
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h FixedString(2),
i Array(Nullable(UUID))
$$, 10, 5, 3) limit 2;
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select * apply toJSONString from t;
set allow_experimental_map_type = 1;
select toJSONString(map('1234', '5678'));