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/ect/init.d/mysql start (Ç°ÃæΪmysqlµÄ°²×°Â·¾¶)
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  mysqladmin restart
/ect/init.d/mysql restart (Ç°ÃæΪmysqlµÄ°²×°Â·¾¶)
3.linuxϹرÕmysqlµÄÃüÁ
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  /ect/init.d/mysql  shutdown (Ç°ÃæΪmysqlµÄ°²×°Â·¾¶)
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»ò½øÈëmysqlÃüÁîÐÐSET PASSWORD FOR root=PASSWORD("root");
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grant select on Êý¾Ý¿â.* to Óû§Ãû@µÇ¼Ö÷»ú identified by "ÃÜÂë"
ÈçÔö¼ÓÒ»¸öÓû§testÃÜÂëΪ123£¬ÈÃËû¿ÉÒÔÔÚÈκÎÖ÷»úÉϵǼ£¬ ²¢¶ÔËùÓÐÊý¾Ý¿âÓвéѯ¡¢²åÈë¡¢Ð޸ġ¢É¾³ýµÄȨÏÞ¡£Ê×ÏÈÓÃÒÔrootÓû§Á¬Èëmysql£¬È»ºó¼üÈëÒÔÏÂÃüÁ
grant select,insert,update,delete on *.* to " Identified by "123";
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    show databases;
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      show tables;
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    create database ¿âÃû;
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    create table ±íÃû(×Ö¶ÎÉ趨Áбí)£»
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      drop table ±íÃû£»
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    delete from ±íÃû;
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    select * from ±íÃû;
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