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72 lines
1.3 KiB
SQL
72 lines
1.3 KiB
SQL
SET enable_analyzer = 0;
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DROP TABLE IF EXISTS test_table;
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CREATE TABLE test_table
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(
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id UInt64,
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value String
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) ENGINE=TinyLog;
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INSERT INTO test_table VALUES (0, 'Value');
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-- { echoOn }
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SELECT 'Union constants';
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SELECT 1 UNION ALL SELECT 1;
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SELECT '--';
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SELECT 1 UNION DISTINCT SELECT 1 UNION ALL SELECT 1;
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SELECT '--';
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SELECT 1 INTERSECT SELECT 1;
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SELECT '--';
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SELECT 1 EXCEPT SELECT 1;
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SELECT '--';
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SELECT id FROM (SELECT 1 AS id UNION ALL SELECT 1);
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SELECT 'Union non constants';
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SELECT value FROM (SELECT 1 as value UNION ALL SELECT 1 UNION ALL SELECT 1);
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SELECT '--';
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SELECT id FROM test_table UNION ALL SELECT id FROM test_table;
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SELECT '--';
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SELECT id FROM test_table UNION DISTINCT SELECT id FROM test_table;
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SELECT '--';
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SELECT id FROM test_table INTERSECT SELECT id FROM test_table;
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SELECT '--';
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SELECT id FROM test_table EXCEPT SELECT id FROM test_table;
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SELECT '--';
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SELECT id FROM (SELECT id FROM test_table UNION ALL SELECT id FROM test_table);
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SELECT '--';
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SELECT id FROM (SELECT id FROM test_table UNION DISTINCT SELECT id FROM test_table);
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SELECT '--';
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SELECT id FROM (SELECT id FROM test_table INTERSECT SELECT id FROM test_table);
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SELECT '--';
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SELECT id FROM (SELECT id FROM test_table EXCEPT SELECT id FROM test_table);
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-- { echoOff }
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DROP TABLE test_table;
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