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16 lines
358 B
SQL
16 lines
358 B
SQL
SELECT topK(10)(n) FROM (SELECT if(number % 100 < 10, number % 10, number) AS n FROM system.numbers LIMIT 100000);
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SELECT
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k,
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topK(v)
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FROM
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(
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SELECT
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number % 7 AS k,
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arrayMap(x -> arrayMap(x -> if(x = 0, NULL, toString(x)), range(x)), range(intDiv(number, 1))) AS v
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FROM system.numbers
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LIMIT 10
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)
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GROUP BY k
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ORDER BY k ASC
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