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14 lines
466 B
SQL
14 lines
466 B
SQL
-- Disable external aggregation because the state is reset for each new block of data in 'runningAccumulate' function.
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SET max_bytes_before_external_group_by = 0;
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SELECT grouping,
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item,
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runningAccumulate(state, grouping)
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FROM (
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SELECT number % 6 AS grouping,
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number AS item,
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sumState(number) AS state
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FROM (SELECT number FROM system.numbers LIMIT 30)
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GROUP BY grouping, item
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ORDER BY grouping, item
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); |