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[root@localhost home]# mysql -u root
mysql>set password for 'root'@'localhost'=password('newpasswd');
mysql>set password for 'root'@'%'=password('newpasswd'); //±¾Ìõ¿Éѡͨ¹ýÒÔÉÏÉèÖÃ,rootµÄÃÜÂ뽫±äΪnewpasswdÕâÑù¾ÍÍê³ÉÁ˸ùÓû§rootÃÜÂëµÄÉèÖù¤×÷
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   `year` varchar(4) DEFAULT NULL,
   `month` varchar(2) DEFAULT NULL,
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#This is a ShellScript For Auto DB Backup
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ʹÓÃÃÜÂëµÇ¼:  mysql -u root -p
ÏÔʾÊý¾Ý¿â:  show databases;
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port=3306
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