33 lines
643 B
Plaintext
33 lines
643 B
Plaintext
DROP TABLE IF EXISTS t1;
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CREATE TABLE t1 (a INT, b CHAR(8), pk INT AUTO_INCREMENT PRIMARY KEY) ENGINE=xengine;
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REPLACE INTO t1 (a,b) VALUES (1,'a'),(2,'b'),(3,'c'),(4,'d'),(5,'e');
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SELECT a,b FROM t1;
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a b
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1 a
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2 b
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3 c
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4 d
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5 e
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REPLACE t1 (a,b) VALUE (10,'foo'),(10,'foo');
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SELECT a,b FROM t1;
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a b
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1 a
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10 foo
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10 foo
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2 b
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3 c
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4 d
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5 e
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DROP TABLE t1;
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CREATE TABLE t1 (a INT, b CHAR(8), PRIMARY KEY (b)) ENGINE=xengine;
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REPLACE INTO t1 (a,b) VALUES (1,'a'),(2,'b'),(3,'c');
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INSERT INTO t1 (a,b) VALUES (4,'b');
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ERROR 23000: Duplicate entry 'b' for key 'PRIMARY'
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REPLACE INTO t1 (a,b) VALUES (4,'b');
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SELECT a,b FROM t1;
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a b
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1 a
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3 c
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4 b
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DROP TABLE t1;
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