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8 lines
373 B
MySQL
8 lines
373 B
MySQL
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SELECT
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arrayReduce('uniq', [1, 2, 1]) AS a,
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arrayReduce('uniq', [1, 2, 2, 1], ['hello', 'world', '', '']) AS b,
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arrayReduce('uniqUpTo(5)', [1, 2, 2, 1], materialize(['hello', 'world', '', ''])) AS c,
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arrayReduce('uniqExactIf', [1, 2, 3, 4], [1, 0, 1, 1]) AS d;
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SELECT arrayReduce('quantiles(0.5, 0.9)', range(number) AS r), r FROM system.numbers LIMIT 12;
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