一天老大要求做mysql5.6的數據庫的主從復制,,但是報錯了,提示1050數據表已存在錯誤:
Last_SQL_Errno: 1050
Last_SQL_Error: Error 'Table 'authWeibo' already exists' on query. Default database: 'novel'. Query: 'CREATE TABLE `authWeibo` (
`userId` int(11) unsigned NOT NULL AUTO_INCREMENT,
`unionId` varchar(100) DEFAULT NULL,
mysql主從復制延遲解決?PRIMARY KEY (`userId`)
) ENGINE=InnoDB ?DEFAULT CHARSET=utf8mb4'
[root@localhost log]# tailf error.log
2017-08-10 23:19:30 10076 [Note] Slave I/O thread: connected to master 'novelrep@192.168.10.98:3306',replication started in log 'FIRST' at position 4
2017-08-10 23:19:30 10076 [Warning] Slave SQL: If a crash happens this configuration does not guarantee that the relay log info will be consistent, Error_code: 0
2017-08-10 23:19:30 10076 [Note] Slave SQL thread initialized, starting replication in log 'FIRST' at position 0, relay log './localhost-relay-bin.000001' position: 4
mysql主從切換步驟,2017-08-10 23:49:50 10076 [ERROR] Slave SQL: Error 'Table 'authWeibo' already exists' on query. Default database: 'novel'. Query: 'CREATE TABLE `authWeibo` (
`userId` int(11) unsigned NOT NULL AUTO_INCREMENT,
`unionId` varchar(100) DEFAULT NULL,
PRIMARY KEY (`userId`)
) ENGINE=InnoDB ?DEFAULT CHARSET=utf8mb4', Error_code: 1050
2017-08-10 23:49:50 10076 [Warning] Slave: Table 'authWeibo' already exists Error_code: 1050
mysql主從和集群的區別、2017-08-10 23:49:50 10076 [ERROR] Error running query, slave SQL thread aborted. Fix the problem, and restart the slave SQL thread with "SLAVE START". We stopped at log 'mysql-bin.000073' position 1025057034
解決辦法:
slave從庫上停止從庫復制線程,重置從庫復制賬戶信息和同步失敗的binlog文件以及同步失敗的binglog位置點:
stop slave;
reset slave;
CHANGE MASTER TO ?MASTER_HOST='192.168.10.98',MASTER_PORT=3306,MASTER_USER='novelrep',MASTER_PASSWORD='JuwoSdk21TbUser',master_log_file='mysql-bin.000073
MySQL主從復制原理,',master_log_pos=1025057034;start slave;show slave status\G
到此同步成功
本文轉自 wjw555 51CTO博客,原文鏈接:http://blog.51cto.com/wujianwei/1955660
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