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13 lines
814 B
SQL
13 lines
814 B
SQL
DROP TABLE IF EXISTS group_uniq_str;
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CREATE TABLE group_uniq_str ENGINE = Memory AS SELECT number % 10 as id, toString(intDiv((number%10000), 10)) as v FROM system.numbers LIMIT 10000000;
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INSERT INTO group_uniq_str SELECT 2 as id, toString(number % 100) as v FROM system.numbers LIMIT 1000000;
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INSERT INTO group_uniq_str SELECT 5 as id, toString(number % 100) as v FROM system.numbers LIMIT 10000000;
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SELECT length(groupUniqArray(v)) FROM group_uniq_str GROUP BY id ORDER BY id;
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SELECT length(groupUniqArray(v)) FROM remote('127.0.0.{2,3,4,5}', currentDatabase(), 'group_uniq_str') GROUP BY id ORDER BY id;
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SELECT length(groupUniqArray(10)(v)) FROM group_uniq_str GROUP BY id ORDER BY id;
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SELECT length(groupUniqArray(10000)(v)) FROM group_uniq_str GROUP BY id ORDER BY id;
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DROP TABLE IF EXISTS group_uniq_str;
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