同步故障Last_Errno: 1091
从库状态:mysql> show slave status \G*************************** 1. row *************************** Slave_IO_State: Waiting for master to send event &nbs...
mysql最大连接数
修改mysql最大连接数
show slave status\G 参数说明
show slave status参数说明
同步故障Last_Errno:1061
同步故障Slave_SQL_Running: No Last_Errno:1061 Last_Error: Error 'Duplicate key name 'Index_Feed_Record_Time'' on query. Default database: 'storefeedback500'. Query: 'ALTER TABLE feedback_record ADD INDEX `Index_Feed_Record_Time` USING BTREE(`feedback_time`)'
同步故障Last_Errno:1051
mysql同步故障,Slave_SQL_Running:no Last_Errorno:1051
mysqlbinlog: unknown variable 'default-character-set=utf8'
mysqlbinlog: unknown variable 'default-character-set=utf8'
主库异常宕机---从库复制报fatal error 1236
主库异常宕机,启动主库mysql服务后,从库基本上一个小时报一次如下(error log内容)2015-06-11 13:16:12 4958 [ERROR] Error reading packet from server: Client requested master to start replication from position > file size; the first event 'mysql-bin.000206' at 392903528, the last event read from './m...
SQL Profile一次SQL优化
SQL Profile优化SQL
bitmap conversion from rowids
SQL语句执行计划存在bitmap coversion from rowids