在删除binlog的时候确保主库保留了从库 show slave status 的Relay_Master_Log_File对应的binlog file。 2.3 主库空间问题, 日志被截断 Got fatal error 1236 from master when reading data from binary log: 'binlog truncated in the middle of event; consider out of disk space on master; the start e...
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DAO(Data Access Object) 是数据访问层 Action像是服务员,顾客点什么菜,菜上给几号桌,都是ta的职责;Service是厨师,action送来的菜单上的菜全是ta做的;Dao是厨房的小工,和原材料(通过hibernate操作数据库)打交道的事情全是ta管。 对象的调用流程:JSP—Action—Service—DAO—Hibernate(某框架)—数据库。 我们来...
if((mi->get_master_log_pos()==mi->rli->get_group_master_log_pos())&&(!strcmp(mi->get_master_log_name(),mi->rli->get_group_master_log_name())){if(mi->slave_running==MYSQL_SLAVE_RUN_CONNECT)protocol->store(0LL);elseprotocol->store_null();}else{long time_diff=((long)(time...
ERROR1776(HY000): Parameters MASTER_LOG_FILE, MASTER_LOG_POS, RELAY_LOG_FILE and RELAY_LOG_POS cannot besetwhen MASTER_AUTO_POSITIONisactive. 解决的办法: 由于之前用的master_auto_position=1,现在改回0,重新用pos方法change就可以了。 root@localhost :(none)02:49:41>change master to master_auto...
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Exec_master_log_pos is used for many different things, such as correcting corrupt relay logs, setting up a new slave, etc... so this information *must* be correct. The show slave status with the incorrect information: mysql> show slave status\G *** 1. row *** Slave_IO_State: Maste...
formatID gtrid_length bqual_length data show binlog events in 'mysql.000001'; Log_name Pos Event_type Server_id End_log_pos Info mysql.000001 4 Format_desc 1 123 Server ver: 5.7.19org-debug-log, Binlog ver: 4 mysql.000001 123 Previous_gtids 1 154 mysql.000001 154 Anonymous_Gtid ...
change master to master_host='39.106.228.179',master_user='repl' ,master_password='Admin123!', master_log_file='mysql-bin.000002' ,master_log_pos=154 命令说明: master_host: 主机的ip master_user : 主机授权的用户. master_password : 主机授权时候填写的密码 master_log_file : 主机show ...