·þÎñÆ÷µÄmysqlÀÏÊÇÔËÐÐÒ»¶Îʱ¼ä,×Ô¶¯Í£Ö¹
¡¡Ò»Ö±À§ÈÅÎÒ¿ì°ëÄêµÄÎÊÌâÖÕÓڵõ½½â¾ö, ·þÎñÆ÷µÄmysqlÀÏÊÇÔËÐÐÒ»¶Îʱ¼ä,×Ô¶¯Í£Ö¹ÁË,±ØÐëÊÖ¶¯Æô¶¯. !
¡¡¡¡ÎÒÕÒÆ«ÍøÉÏËùÓеķ½·¨,µ«Ã»ÓÐÒ»¸öÄܽâ¾ö,ʲôÐÞ¸ÄÅäÖÃÎļþ°¡.¶¨Ê±Æô¶¯.¶¼Ã»Ð§¹û. ¸ù¾Ýר¼Ò¹Û²ì£¬ÕâÑùµÄÀíÂÛºÍÏÖÏó¶¼ÊÇÖµµÃ¸÷λվ³¤Éî˼µÄ£¬ËùÒÔÏ£Íû´ó¼Ò¶à×öÑо¿Ñ§Ï°£¬ÕùÈ¡×ܽá³ö¸ü¶à¸üºÃµÄ¾Ñé!
¡¡¡¡Õâ¸ö·½·¨ÊÇÎÒÔÚÎÞÒâÖз¢ÏÖµÄ, ¾²âÊÔÊÇ¿ÉÐеÄ. ÏÂÃæÄóöÀ´ºÍ´ó¼Ò·ÖÏí. °æÈ¨ÉêÃ÷£º±¾Õ¾ÎÄÕ¾ùÀ´×ÔÍøÂç.
¡¡¡¡ÎҵĵçÄÔ -> ÓÒ»÷ -> ·þÎñ -> ÕÒµ½ mysql·þÎñ Ë«»÷ д°¿ÚÖÐ -> »Ö¸´ -> µÚÒ»´Îʧ°Ü ÉèÖÃΪ ÖØÐÂÆô¶¯·þÎñ ...
¡¡¡¡ÏÂÃæÖØÖÃʧ°Ü¼ÆÊý ÉèÖÃΪ0 ÖØÐÂÆô¶¯·þÎñ ÉèÖÃΪ0 ..
Ïà¹ØÎĵµ£º
mysql> explain select count(id) from t_prehandle_zhigao_05 as zhigao where start_time > '2008-05-30';
+----+-------------+--------+-------+---------------+------------+---------+------+---------+--------------------------+
| id | select_type | table | type | p ......
½ñÌìÔÚдʵϰÉúµÄÅàѵPPTʱ£¬ÓÃmysqlµÄcommand line client²åÈëÒ»Ìõ´øÖÐÎĵļǼʱ£¬±¨data to longµÄ´íÎó£¬
ÔÚÍøÉϲ鿴ÁËÏà¹Ø×ÊÁÏ£¬ËµµÄÊÇÒòΪÕâ¸öconsoleʹÓÃÁËÒ»ÖÖ±àÂ뷽ʽ£¬°ÑÃüÁî±àÂëºóÔÙ·¢Ë͵½Êý¾Ý¿â£¬¾ßÌåÇë²Î¿´http://www.cnblogs.com/ovliverlin/archive/2007/11/26/972549.html£¬ËµµÄ±È½ÏÏêϸ£¬±¾ÈË¿´Íêºó£¬Ö±½Ó ......
use mysql
update user set Password=password('newpassword') where User='root';
flush privileges;
Ê×ÏÈÒªÉùÃ÷Ò»µã£¬´ó²¿·ÖÇé¿öÏ£¬ÐÞ¸ÄMySQLÊÇÐèÒªÓÐmysqlÀïµÄrootȨÏ޵ģ¬
ËùÒÔÒ»°ãÓû§ÎÞ·¨¸ü¸ÄÃÜÂ룬³ý·ÇÇëÇó¹ÜÀíÔ±¡£
·½·¨Ò»
ʹÓÃphpmyadmin£¬ÕâÊÇ×î¼òµ¥µÄÁË£¬ÐÞ¸Ämysql¿âµ ......
mysqlÍ£Ö¹ÃüÁî
bin/mysqladmin -uroot -p shutdown
mysqlÆô¶¯ÃüÁî
bin/mysqld_safe &
mysql ÐÞ¸ÄrootÃÜÂë
1.Í£Ö¹mysql·þÎñ
2.Æô¶¯mysql·þÎñʱ¸½¼Ó²ÎÊý
mysqld_safe --user=mysql --skip-grant-tables --skip-networking &
3.ÒÔroot½øÈëmysql
mysql -u root mysql
4.Ö´ÐÐsqlÓï¾ä
mysql> UPDATE user S ......
MySQL error 2003µÄ½â¾ö¹ý³Ì¸Õ²ÅÂÛ̳³öÏÖ:
error 2003:Can't connect to MySQL server on ..............
ÎÊÌâ:MYSQLÊý¾Ý¿âûÓÐÆô¶¯~
½â¾ö:°Ù¶ÈÁËÒ»ÏÂ,˵µÄ½â¾ö·½·¨¸÷ÖÖ¸÷Ñù,ºÜ¶à.
1\ÔÚ“ÔËÐДÀïÕÒµ½C:\mysql\bin\mysqld-opt.exe ÔËÐоÍÊÇÁË£¡ÕÒÁË,ûÓÐÕâ¸ö¶«Î÷:(
2 ÔÚDosÏÂ cd \mysql ......