18 lines
585 B
Plaintext
18 lines
585 B
Plaintext
CREATE TABLE t1 (x INT NOT NULL UNIQUE KEY) ENGINE=InnoDB;
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INSERT INTO t1 VALUES(5);
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SET GLOBAL innodb_log_checkpoint_now=TRUE;
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SET DEBUG_SYNC='commit_cache_rebuild SIGNAL ready WAIT_FOR finish';
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ALTER TABLE t1 ADD PRIMARY KEY(x);
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SET DEBUG_SYNC='now WAIT_FOR ready';
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SET GLOBAL innodb_log_checkpoint_now=TRUE;
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SET DEBUG_SYNC='now SIGNAL finish';
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SHOW CREATE TABLE t1;
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Table Create Table
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t1 CREATE TABLE `t1` (
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`x` int(11) NOT NULL,
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PRIMARY KEY (`x`),
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UNIQUE KEY `x` (`x`)
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) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_0900_ai_ci
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DROP TABLE t1;
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SET DEBUG_SYNC='RESET';
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