ClickHouse/tests/queries/0_stateless/01284_fuzz_bits.sql

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SELECT fuzzBits(toString('string'), 1); -- { serverError 43 }
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SELECT fuzzBits('string', -1.0); -- { serverError 69 }
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SELECT fuzzBits('', 0.3);
SELECT length(fuzzBits(randomString(100), 0.5));
SELECT toTypeName(fuzzBits(randomString(100), 0.5));
SELECT toTypeName(fuzzBits(toFixedString('abacaba', 10), 0.9));
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SELECT
(
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0.29 * 8 * 10000 < sum
AND sum < 0.31 * 8 * 10000
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) AS res
FROM
(
SELECT
arraySum(
id -> bitCount(
reinterpretAsUInt8(
substring(
fuzzBits(
arrayStringConcat(arrayMap(x -> toString('\0'), range(10000))),
0.3
),
id + 1,
1
)
)
),
range(10000)
) as sum
)