[root@iZ23tsvd9h4Z ~]# service mysqld status ERROR! MySQL (Percona Server) is not running, but lock file (/var/lock/subsys/mysql) exists[root@iZ23tsvd9h4Z ~]# service mysqld startStarting MySQL (Percona Server). ERROR! The server quit without updatin
mysql启动报错Starting MySQL... ERROR! The server quit without updating PID file (/opt/mysql/data/mysql.pid) 查看mysql错误日志也没有写入. 最后发现是selinux打开,汗…… 参考 mysql启动时报错:Starting MySQL... ERROR! The server quit without updating PID file (/opt/mysql/data/mysql.pid)
1.启动命令 [root@xufeng Desktop]# service mysqld startRedirecting to /bin/systemctl start mysqld.service2.关闭命令 [root@xufeng ~]# service mysqld stopRedirecting to /bin/systemctl stop mysqld.service3.重启命令 [root@xufeng ~]# service mysqld restartRedirecting
当你接手某个mysql数据库管理时,首先你需要查看维护的mysql数据库版本:当开发人员问你mysql数据库版本时,而恰好你又遗忘了,那么此时也需要去查看mysql数据库的版本...............下文总结一下Linux平台下查看mysql数据库的方法.个人觉得总结的比较全面了. 方法1:登录数据库时,你可以看到对应mysql数据库的版本信息,如下所示: [root@DB-Server ~]# mysql -u root -p Enter password: Welcome to the
show profiles 之类的语句来查看 mysql> show profiles; Empty set mysql> show variables like "%pro%"; +---------------------------+-------+ | Variable_name | Value | +---------------------------+-------+ | have_profiling | YES | | profiling | OFF | |