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26 lines
925 B
SQL
26 lines
925 B
SQL
DROP TABLE IF EXISTS data2013;
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DROP TABLE IF EXISTS data2014;
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DROP TABLE IF EXISTS data2015;
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CREATE TABLE data2013 (name String, value UInt32) ENGINE = Memory;
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CREATE TABLE data2014 (name String, value UInt32) ENGINE = Memory;
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CREATE TABLE data2015 (data_name String, data_value UInt32) ENGINE = Memory;
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INSERT INTO data2013(name,value) VALUES('Alice', 1000);
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INSERT INTO data2013(name,value) VALUES('Bob', 2000);
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INSERT INTO data2013(name,value) VALUES('Carol', 5000);
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INSERT INTO data2014(name,value) VALUES('Alice', 2000);
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INSERT INTO data2014(name,value) VALUES('Bob', 2000);
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INSERT INTO data2014(name,value) VALUES('Dennis', 35000);
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INSERT INTO data2015(data_name, data_value) VALUES('Foo', 42);
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INSERT INTO data2015(data_name, data_value) VALUES('Bar', 1);
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SELECT val FROM
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(SELECT value AS val FROM data2013 WHERE name = 'Alice'
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UNION ALL
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SELECT value AS val FROM data2014 WHERE name = 'Alice')
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ORDER BY val ASC;
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