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       #mysqladmin -u root password 123
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       ÉèÖÃÃÜÂëºóµÇÈëʱ¾Í²»ÄÜÖ±½ÓÊäÈëmysql
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       [root@localhost ~]# mysql
-u root -p
£¨-u ºó¸úµÇÈëµÄÓû§Ãû£¬-p ÌáʾҪÃÜÂëµÇÈ룩
       Enter password:(ÊäÈëÃÜÂë)
       ÐÞ¸ÄÃÜÂ룺
       [root@localhost ~] #mysqladmin -u root  -p  password  123456
(password ºó¸úµÄÊÇÒª¸üеÄÐÂÃÜÂë)
       Enter password:(ÊäÈëԭʼÃÜÂ룬»Ø³µ¼´¿É)
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      ÒÔrootÓû§µÇÈ룬ÔÚmysql
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.user±íÊÇ´æ´¢MySQL
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     1.Ìí¼ÓÓû§£¨ÓÐÁ½ÖÖÐÎʽ£©£º
       A.mysql
> grant all on *.* to yushan@"%" identified by "123" ;
        
mysql
>flush privileges;
(Ë¢ÐÂϵͳȨÏÞ±í)
       (Ö´ÐÐÍê»áÔÚmysql
.user
±í²åÈëÒ»Ìõ¼Ç¼£¬all±íʾËùÓÐȨÏÞ(°üÀ¨Ôö ɾ ¸Ä ²éµÈȨÏÞ)£¬ *.*
±íʾËùÓÐÊý¾Ý¿â£¬yushanΪÌí¼ÓµÄÓû§Ãû£¬123ΪÃÜÂë,%ΪƥÅäµÄËùÓÐÖ÷»ú£¬ÉÏÃæµÄÐÅÏ¢¶¼¿ÉÒÔÖ¸¶¨Èçgrant select,update on
db.* to yushan@localhost identified by '123";)
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   mysql
> insert into mysql
.user(Host,User,Password) values("localhost","yus


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    rpm -e mysql-embedded-5.1.39-4.fc12.i686 --nodeps
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    rpm -vih MySQL-server-community-5.1.37-0.rhel5.i386.rpm
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    rpm -qa | grep MySQL
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¼ÙÈçjdk°²×°µ½ÁË/usrĿ¼Ï¡£ÔÚ/etc/profileÖеÄ×îµ×¶ËÀïдÈëÈçÏÂ:
#vi /etc/profile
#Set Environment by NetSeek (2005/9/5)
export JAVA_HOME=/usr/jdk
export JRE_HOME=/usr/jdk/jre
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