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25 lines
1.5 KiB
MySQL
25 lines
1.5 KiB
MySQL
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-- https://github.com/yandex/ClickHouse/issues/1059
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DROP TABLE IF EXISTS test.union1;
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DROP TABLE IF EXISTS test.union2;
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DROP TABLE IF EXISTS test.union3;
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CREATE TABLE test.union1 ( date Date, a Int32, b Int32, c Int32, d Int32) ENGINE = MergeTree(date, (a, date), 8192);
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CREATE TABLE test.union2 ( date Date, a Int32, b Int32, c Int32, d Int32) ENGINE = Distributed(test_shard_localhost, 'test', 'union1');
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CREATE TABLE test.union3 ( date Date, a Int32, b Int32, c Int32, d Int32) ENGINE = Distributed(test_shard_localhost, 'test', 'union2');
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INSERT INTO test.union1 VALUES (1, 2, 3, 4, 5);
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INSERT INTO test.union1 VALUES (11,12,13,14,15);
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INSERT INTO test.union2 VALUES (21,22,23,24,25);
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INSERT INTO test.union3 VALUES (31,32,33,34,35);
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select b, sum(c) from ( select a, b, sum(c) as c from test.union2 where a>1 group by a,b UNION ALL select a, b, sum(c) as c from test.union2 where b>1 group by a, b ) as a group by b;
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select b, sum(c) from ( select a, b, sum(c) as c from test.union1 where a>1 group by a,b UNION ALL select a, b, sum(c) as c from test.union2 where b>1 group by a, b ) as a group by b;
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select b, sum(c) from ( select a, b, sum(c) as c from test.union1 where a>1 group by a,b UNION ALL select a, b, sum(c) as c from test.union1 where b>1 group by a, b ) as a group by b;
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select b, sum(c) from ( select a, b, sum(c) as c from test.union2 where a>1 group by a,b UNION ALL select a, b, sum(c) as c from test.union3 where b>1 group by a, b ) as a group by b;
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DROP TABLE test.union1;
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DROP TABLE test.union2;
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DROP TABLE test.union3;
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