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23 lines
1.4 KiB
SQL
23 lines
1.4 KiB
SQL
SELECT countMerge(x) AS y FROM ( SELECT countState() * 2 AS x FROM ( SELECT 1 ));
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SELECT countMerge(x) AS y FROM ( SELECT countState() * 0 AS x FROM ( SELECT 1 UNION ALL SELECT 2));
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SELECT sumMerge(y) AS z FROM ( SELECT sumState(x) * 11 AS y FROM ( SELECT 1 AS x UNION ALL SELECT 2 AS x));
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SELECT countMerge(x) AS y FROM ( SELECT 2 * countState() AS x FROM ( SELECT 1 ));
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SELECT countMerge(x) AS y FROM ( SELECT 0 * countState() AS x FROM ( SELECT 1 UNION ALL SELECT 2));
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SELECT sumMerge(y) AS z FROM ( SELECT 3 * sumState(x) * 2 AS y FROM ( SELECT 1 AS x UNION ALL SELECT 2 AS x));
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DROP TABLE IF EXISTS test.mult_aggregation;
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CREATE TABLE test.mult_aggregation(a UInt32, b UInt32) ENGINE = Memory;
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INSERT INTO test.mult_aggregation VALUES(1, 1);
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INSERT INTO test.mult_aggregation VALUES(1, 3);
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SELECT sumMerge(x * 5), sumMerge(x) FROM (SELECT sumState(b) AS x FROM test.mult_aggregation);
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SELECT uniqMerge(x * 10) FROM (SELECT uniqState(b) AS x FROM test.mult_aggregation);
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SELECT maxMerge(x * 10) FROM (SELECT maxState(b) AS x FROM test.mult_aggregation);
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SELECT avgMerge(x * 10) FROM (SELECT avgState(b) AS x FROM test.mult_aggregation);
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SELECT groupArrayMerge(y * 5) FROM (SELECT groupArrayState(x) AS y FROM (SELECT 1 AS x));
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SELECT groupArrayMerge(2)(y * 5) FROM (SELECT groupArrayState(2)(x) AS y FROM (SELECT 1 AS x));
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SELECT groupUniqArrayMerge(y * 5) FROM (SELECT groupUniqArrayState(x) AS y FROM (SELECT 1 AS x));
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DROP TABLE IF EXISTS test.mult_aggregation;
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