Ò׽ؽØÍ¼Èí¼þ¡¢µ¥Îļþ¡¢Ãâ°²×°¡¢´¿ÂÌÉ«¡¢½ö160KB

¹ØÓÚÐÞ¸ÄmysqlµÄrootÃÜÂëµÄ½â´ð£¨×Ü½áÆª£©

 ¹ØÓÚÐÞ¸ÄmysqlµÄrootÃÜÂëµÄ½â´ð£¨×Ü½áÆª£©
ÕûÀíÁËÒÔÏÂËÄÖÖÔÚMySQLÖÐÐÞ¸ÄrootÃÜÂëµÄ·½·¨,Ö÷ÒªÊÇÓÐʱºò×Ô¼ºÓöµ½ÁËÕâ¸öÎÊÌâ²»ÖªµÀÔõô¸ãÁË£¬µ±È»Èç¹ûÄܸø¹ã´óµÄPHPer½â¾öÎÊÌâÒ²ÊÇÎÒµÄÈÙÐÒ°¡£¬ºÇºÇ¡£
·½·¨1£º ÓÃSET PASSWORDÃüÁî
¡¡¡¡mysql -u root
¡¡¡¡mysql> SET PASSWORD FOR 'root'@'localhost' = PASSWORD('newpass');
·½·¨2£ºÓÃmysqladmin
mysqladmin -u root password "newpass"
¡¡¡¡Èç¹ûrootÒѾ­
ÉèÖùýÃÜÂ룬²ÉÓÃ
ÈçÏ·½·¨
¡¡¡¡mysqladmin -u root password oldpass "newpass"
·½·¨3£º ÓÃUPDATEÖ±½Ó±à¼­user±í
¡¡¡¡mysql -u root
¡¡¡¡mysql> use mysql;
¡¡¡¡mysql> UPDATE user SET Password = PASSWORD('newpass') WHERE user = 'root';
¡¡¡¡mysql> FLUSH PRIVILEGES;
ÔÚ¶ªÊ§rootÃÜÂëµÄʱºò£¬¿ÉÒÔÕâÑù
¡¡¡¡mysqld_safe --skip-grant-tables&
¡¡¡¡mysql -u root mysql
¡¡¡¡mysql> UPDATE user SET password=PASSWORD("new password") WHERE user='root';
¡¡¡¡mysql> FLUSH PRIVILEGES;
Ö§³Ö¿ªÔ´£¬×ðÖØ±ðÈ˵ÄÀͶ¯³É¹û,±¾ÎIJ¿·ÖÄÚÈÝ×ªÔØ×Ôhttp://www.linuxidc.com/Linux/2008-02/11137.htm¡£


Ïà¹ØÎĵµ£º

MySQLѧϰ

»ù±¾µÄMySQLÓï¾äºÜ¼òµ¥£¬ÕâÀïÖ÷Ҫ̸̸һЩÈÝÒ×ÒÅÍüµÄ¡£
1.ÈçºÎÉèÖÃ×ֶεÝÔö
create table tb_User(Id int auto_increment
not null primary key,UserName varchar(50),Password varchar(20));
2.²é¿´±í½á¹¹
desc tb_User;
3.ÈçºÎÐ޸ıí½á
ÖØÃüÃû±í£ºalter table tb_User rename
tb_UserInfo;
Ìí¼ÓÒ»ÁУºalter ta ......

mysql Ïà¹ØÍøÖ·...

£©MySql ÖÐÎÄÍø£ºhttp://imysql.cn/onlinedoc
£©MySQL ÖÐÎÄÉçÇø £ºhttp://www.mysql.net.cn/
£©MySql °Ù¶È°Ù¿Æ£ºhttp://baike.baidu.com/view/24816.htm
²Î¿¼×ÊÁÏ£º
MySql°æ±¾¹¹¼Ü¼°Ë÷ÒýÎļþ½éÉÜ 
Linux·þÎñÆ÷ÅäÖ÷½°¸MySQL 
WinodwsÏÂIIS/Apache PHP MySQLµÄ°²×°ÅäÖà
³õѧMySQLÄÄЩÐèÒªÄãÖªµÀ& ......

Mysql ±¸·ÝÓë»Ö¸´

mysql server4.0.18
Åú´¦ÀíÎļþÃûΪdbBackup.bat
ÄÚÈÝ£ºrem ÅжÏmysql·þÎñÊÇ·ñÆô¶¯£¬È»ºó½«²éѯ½á¹ûÊä³öµ½server.logÎļþÀï
netstat -na | (find "0.0.0.0:3306" & find "LISTENING")>server.log
rem ÊÖ¹¤½¨Á¢Ò»¸ö¿ÕµÄÎļþtemp.log£¬ÎªÁ˺Íserver.logÎļþÏà±È½Ï
rem ½«server.logÓëtemp.logÏà±È½Ï£¬Èç¹ûmysql·þ ......

ÉèÖÃmysqlĬÈϱàÂë

°²×°ºó
/etc/init.d/mysql start (stop) ΪÆô¶¯ºÍÍ£Ö¹·þÎñÆ÷
/etc/mysql/ Ö÷ÒªÅäÖÃÎļþËùÔÚλÖà my.cnf
/var/lib/mysql/ ·ÅÖõÄÊÇÊý¾Ý¿â±íÎļþ¼Ð£¬ÕâÀïµÄmysqlÏ൱ÓÚwindowsÏÂmysqlµÄdateÎļþ¼Ð
Æô¶¯mysqlºó£¬ÒÔrootµÇ¼mysql
isher@isher-ubuntu:~$ mysql -u root
>show variables like 'character%'; #Ö´ÐбàÂëÏ ......

mysqlÊý¾ÝÂÒÂëÎÊÌâÔ­Òò¼°½â¾ö£¨×Ü½áÆª£©

 mysqlÊý¾ÝÂÒÂëÎÊÌâÔ­Òò¼°½â¾ö£¨×Ü½áÆª£©
 
µÚÒ»½â¾ö·½·¨£º
 
      ÂÒÂëÎÊÌâ¼òµ¥Ëµ¾ÍÊÇÊý¾Ý¿âдÈë¶ÁÈ¡£¬ÍøÒ³Îļþ£¬ÍøÒ³ÏÔʾʱ¼¸¸ö»·½ÚµÄ±àÂë²»Ò»ÖÂÔì³ÉµÄ¡£
ÂÒÂëÎÊÌâ
дÈëʱ£ºÒ³ÃæÌáȡдÈëÊý¾Ý±àÂëºÍдÈëÊý¾Ý¿âʱ±àÂë²»Ò»ÖÂ
¶Áȡʱ£º¶ÁÈ¡ºóËùÓñàÂëÓëÊý¾Ý¿âдÈëʱ²»Ò»ÖÂ
......
© 2009 ej38.com All Rights Reserved. ¹ØÓÚE½¡ÍøÁªÏµÎÒÃÇ | Õ¾µãµØÍ¼ | ¸ÓICP±¸09004571ºÅ