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