mirror of
https://github.com/ClickHouse/ClickHouse.git
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67 lines
2.5 KiB
SQL
67 lines
2.5 KiB
SQL
DROP TABLE IF EXISTS test.pk;
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CREATE TABLE test.pk (d Date DEFAULT '2000-01-01', x UInt64) ENGINE = MergeTree(d, x, 1);
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INSERT INTO test.pk (x) VALUES (1), (2), (3);
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SELECT x FROM test.pk ORDER BY x;
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SELECT x FROM test.pk WHERE x >= 2 ORDER BY x;
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ALTER TABLE test.pk MODIFY PRIMARY KEY (x);
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SELECT x FROM test.pk ORDER BY x;
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SELECT x FROM test.pk WHERE x >= 2 ORDER BY x;
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ALTER TABLE test.pk ADD COLUMN y String, MODIFY PRIMARY KEY (x, y);
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SELECT x, y FROM test.pk ORDER BY x, y;
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SELECT x, y FROM test.pk WHERE x >= 2 ORDER BY x, y;
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SELECT x, y FROM test.pk WHERE x >= 2 AND y = '' ORDER BY x, y;
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INSERT INTO test.pk (x, y) VALUES (1, 'Hello'), (2, 'World'), (3, 'abc'), (4, 'def');
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SELECT x, y FROM test.pk ORDER BY x, y;
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SELECT x, y FROM test.pk WHERE x >= 2 ORDER BY x, y;
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SELECT x, y FROM test.pk WHERE x >= 2 AND y > '' ORDER BY x, y;
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SELECT x, y FROM test.pk WHERE x >= 2 AND y >= '' ORDER BY x, y;
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SELECT x, y FROM test.pk WHERE x > 2 AND y > 'z' ORDER BY x, y;
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SELECT x, y FROM test.pk WHERE y < 'A' ORDER BY x, y;
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DETACH TABLE test.pk;
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ATTACH TABLE test.pk (d Date DEFAULT '2000-01-01', x UInt64, y String) ENGINE = MergeTree(d, (x, y), 1);
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SELECT x, y FROM test.pk ORDER BY x, y;
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SELECT x, y FROM test.pk WHERE x >= 2 ORDER BY x, y;
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SELECT x, y FROM test.pk WHERE x >= 2 AND y > '' ORDER BY x, y;
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SELECT x, y FROM test.pk WHERE x >= 2 AND y >= '' ORDER BY x, y;
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SELECT x, y FROM test.pk WHERE x > 2 AND y > 'z' ORDER BY x, y;
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SELECT x, y FROM test.pk WHERE y < 'A' ORDER BY x, y;
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SET max_rows_to_read = 3;
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SELECT x, y FROM test.pk WHERE x > 2 AND y > 'z' ORDER BY x, y;
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SET max_rows_to_read = 0;
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OPTIMIZE TABLE test.pk;
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SELECT x, y FROM test.pk;
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SELECT x, y FROM test.pk ORDER BY x, y;
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ALTER TABLE test.pk MODIFY PRIMARY KEY (x);
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SELECT x, y FROM test.pk ORDER BY x, y;
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SELECT x, y FROM test.pk WHERE x >= 2 ORDER BY x, y;
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SELECT x, y FROM test.pk WHERE x >= 2 AND y > '' ORDER BY x, y;
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SELECT x, y FROM test.pk WHERE x >= 2 AND y >= '' ORDER BY x, y;
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SELECT x, y FROM test.pk WHERE x > 2 AND y > 'z' ORDER BY x, y;
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SELECT x, y FROM test.pk WHERE y < 'A' ORDER BY x, y;
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DETACH TABLE test.pk;
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ATTACH TABLE test.pk (d Date DEFAULT '2000-01-01', x UInt64, y String) ENGINE = MergeTree(d, (x), 1);
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SELECT x, y FROM test.pk ORDER BY x, y;
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SELECT x, y FROM test.pk WHERE x >= 2 ORDER BY x, y;
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SELECT x, y FROM test.pk WHERE x >= 2 AND y > '' ORDER BY x, y;
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SELECT x, y FROM test.pk WHERE x >= 2 AND y >= '' ORDER BY x, y;
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SELECT x, y FROM test.pk WHERE x > 2 AND y > 'z' ORDER BY x, y;
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SELECT x, y FROM test.pk WHERE y < 'A' ORDER BY x, y;
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DROP TABLE test.pk;
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