1.卸載原有的mysqlnode
1)先查看原有的mysqlmysql
rpm -qa|grep -i mysqlsql
2)刪除 mysqlui
rpm -e --nodeps 包名rest
3)刪除老版本 mysql的開發頭文件和庫server
rm -fr /usr/lib/mysqlip
rm -fr /usr/include/mysql開發
注意:卸載後/var/lib/mysql中的數據及/etc/my.cnf 不會刪除,若是肯定沒用後就手工刪除it
rm -f /etc/my.cnfio
rm -fr /var/lib/mysql
2.安裝mysql
1)解壓
tar -xvf MySQL-5.6.16-1.rhel5.i386.rpm-bundle.tar
2)安裝
rpm -ivh MySQL-server-5.6.16-1.rhel5.i386.rpm
rpm -ivh MySQL-client-5.6.16-1.rhel5.i386.rpm
rpm -ivh MySQL-devel-5.6.16-1.rhel5.i386.rpm
3) 修改密碼
service mysql stop
mysqld_safe --skip-grant-tables &
mysql -uroot -p
use mysql;
update user set password=password('root') where user='root';
flush privileges;
quit
service mysql restart
mysql -uroot -proot
set password=password('root');
quit
4)修改配置
忽略表名大小
修改my.cnf在[mysqld]後面加以下內容便可
lower_case_table_names=1
5)受權法
mysql -h localhost -u root
grant all privileges on *.* to 'root'@'%'with grant option;
flush privileges;
exit;
//修改生效