mysql常见错误

xiaoxiao2026-09-16  6

[quote]错误提示: InnoDB: Unable to lock ./ibdata1, error: 11[/quote] 解决: ps -ef|grep mysqld #杀死僵死进程 然后重新启动mysql --------------------------------------------------------------------------------- [quote]错误提示: error while loading shared libraries: libssl.so.0.9.8:[/quote] 解决: 更新db,openssl pacman -S db ,openssl 这样就不会出现找不到连接库文件了 --------------------------------------------------------------------------------- mysqld启动不了 错误提示: # /usr/sbin/mysqld 060715 21:16:36 [ERROR] Fatal error: Please read "Security" section of the manual to find out how to run mysqld as root! 060715 21:16:36 [ERROR] Aborting 060715 21:16:36 [Note] /usr/sbin/mysqld: Shutdown complete 解决办法:在/etc/my.conf中的mysqld加入user=mysql 说明:这个错误本人今天刚好也碰到了,除了加入user=mysql,也可以试试用/usr/bin/mysqld_safe --user=mysql & 来启动,注意mysql目录的权限。 --------------------------------------------------------------------------------------------------------- [quote][ERROR] Fatal error: Can't open and lock privilege tables: Table[/quote] 解决办法 #mysql_install_db 解决mysql“Access denied for user 'root'@'localhost'” 我的系统是ubuntu6.06,最近新装好的mysql在进入mysql工具时,总是有错误提示: # mysql -uroot -p Enter password: ERROR 1045 (28000): Access denied for user 'root'@'localhost' (using password: NO) 使用网上介绍的方法修改root用户的密码: # mysqladmin -uroot -p password 'newpassword' Enter password: mysqladmin: connect to server at 'localhost' failed error: 'Access denied for user 'root'@'localhost' (using password: YES)' 现在终于被我找到了解决方法,如下(请先测试方法三,谢谢!): 方法一: # /etc/init.d/mysql stop# mysqld_safe --user=mysql --skip-grant-tables --skip-networking &# mysql -u root mysqlmysql> UPDATE user SET Password=PASSWORD('newpassword') where USER='root';mysql> FLUSH PRIVILEGES;mysql> quit# /etc/init.d/mysql restart# mysql -uroot -pEnter password: <输入新设的密码newpassword>mysql> 方法二: 直接使用/etc/mysql/debian.cnf文件中[client]节提供的用户名和密码: # mysql -udebian-sys-maint -pEnter password: <输入[client]节的密码>mysql> UPDATE user SET Password=PASSWORD('newpassword') where USER='root';mysql> FLUSH PRIVILEGES;mysql> quit# mysql -uroot -pEnter password: <输入新设的密码newpassword>mysql> 方法三: 这种方法我没有进行过测试,因为我的root用户默认密码已经被我修改过了,那位有空测试一下,把结果告诉我,谢谢!!# mysql -uroot -pEnter password: <输入/etc/mysql/debian.cnf文件中[client]节提供的密码>至此,困惑多时的问题解决了!
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