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11 lines
666 B
SQL
11 lines
666 B
SQL
DROP TABLE IF EXISTS test.group_uniq_str;
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CREATE TABLE test.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 test.group_uniq_str SELECT 2 as id, toString(number % 100) as v FROM system.numbers LIMIT 1000000;
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INSERT INTO test.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 test.group_uniq_str GROUP BY id ORDER BY id;
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SELECT length(groupUniqArray(v)) FROM remote('127.0.0.{1,2,3,4}', 'test', 'group_uniq_str') GROUP BY id ORDER BY id;
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DROP TABLE IF EXISTS test.group_uniq_str;
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