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26 lines
807 B
Plaintext
26 lines
807 B
Plaintext
USE tpch1;
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DROP TABLE IF EXISTS t1;
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DROP TABLE IF EXISTS t2;
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CREATE TABLE t1 (a bigint, b bigint)engine=columnstore;
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CREATE TABLE t2 (a bigint, b bigint)engine=columnstore;
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INSERT INTO t1 VALUES (5,5),(4,4),(3,3);
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INSERT INTO t1 VALUES (5,5),(4,4),(3,3);
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SELECT * FROM ((SELECT a, b FROM t1 ORDER BY b LIMIT 2) UNION ALL (SELECT a, b FROM t2 ORDER BY b LIMIT 2)) as sq3 ORDER BY 1,2;
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a b
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3 3
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3 3
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SELECT * FROM (select * FROM (SELECT a, b FROM t1 ORDER BY b LIMIT 2) sub1 UNION ALL SELECT * FROM (SELECT a, b FROM t2 ORDER BY b LIMIT 2) sub2 ) as sq3 ORDER BY 1,2;
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a b
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3 3
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3 3
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SELECT * FROM (select * FROM (SELECT a, b FROM t1 ORDER BY b) sub1 UNION ALL SELECT * FROM (SELECT a, b FROM t2 ORDER BY b) sub2 ) as sq3 ORDER BY 1,2;
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a b
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3 3
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3 3
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4 4
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4 4
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5 5
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5 5
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DROP TABLE IF EXISTS t1;
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DROP TABLE IF EXISTS t2;
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