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25 lines
719 B
Text
25 lines
719 B
Text
CREATE TABLE t1 (f1 INTEGER) ENGINE=MyISAM;
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INSERT INTO t1 VALUES (1);
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INSERT INTO t1 VALUES (2), (3);
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INSERT INTO t1 SELECT 4 FROM DUAL UNION ALL SELECT 5 FROM DUAL;
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CREATE TABLE t2 (f1 INTEGER PRIMARY KEY) ENGINE=MyISAM;
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INSERT INTO t2 VALUES (1);
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INSERT INTO t2 VALUES (2), (3);
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INSERT INTO t2 SELECT 4 FROM DUAL UNION ALL SELECT 5 FROM DUAL;
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INSERT INTO t2 VALUES (6), (1);
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ERROR 23000: Duplicate entry '1' for key 'PRIMARY'
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UPDATE t1 SET f1 = 9;
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UPDATE t2 SET f1 = 9 WHERE f1 = 1;
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DELETE FROM t1 WHERE f1 = 9;
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DELETE FROM t2 WHERE f1 = 9;
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TRUNCATE TABLE t1;
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TRUNCATE TABLE t1;
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connection node_2;
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SELECT COUNT(*) = 0 FROM t1;
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COUNT(*) = 0
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1
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SELECT COUNT(*) = 0 FROM t2;
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COUNT(*) = 0
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1
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DROP TABLE t1;
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DROP TABLE t2;
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