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

mysql ÃüÁîʹÓÃ

mysql ÃüÁîѧϰ£º
1. mysql -uroot  ;
2.mysql -h ip -ubusiusr -pbusiusr newdrmdb;
3.show databases ;                 //ÏÔʾËùÓеÄÊý¾Ý¿â ;
4.show tables ;                       //ÏÔʾËùÓеıí ;
5.set names gbk ;                   //ÉèÖÃ×Ö·û¼¯ ;
6.desc tmonthfees201004 ;    //ÏÔʾ±í½á¹¹ ;
7.alter table tcontents change cVersion cVersion varchar(128) null ;   //ÐÞ¸Ämysql±íÖÐ×ֶεÄÊôÐÔ ;
8. show index from tcontents from newdrmdb;
    show index from newdrmdb.tcontents ;
    show keys from tcontents ;                         
    show indexes from tcontents ;                     //²é¿´±íµÄË÷Òý ;


Ïà¹ØÎĵµ£º

mysqlË÷Òý

ÆÕͨË÷Òý¡¢Î¨Ò»Ë÷ÒýºÍÖ÷Ë÷Òý
1. ÆÕͨË÷Òý
ÆÕͨË÷Òý(Óɹؼü×ÖKEY»òINDEX¶¨ÒåµÄË÷Òý)µÄΨһÈÎÎñÊǼӿì¶ÔÊý¾ÝµÄ·ÃÎÊËÙ¶È¡£Òò´Ë£¬Ó¦¸ÃֻΪÄÇЩ×î¾­³£³öÏÖÔÚ²éѯÌõ¼þ(WHERE column = …)»òÅÅÐòÌõ¼þ(ORDER BY column)ÖеÄÊý¾ÝÁд´½¨Ë÷Òý¡£Ö»ÒªÓпÉÄÜ£¬¾ÍÓ¦¸ÃÑ¡ÔñÒ»¸öÊý¾Ý×îÕûÆë¡¢×î½ô´ÕµÄÊý¾ÝÁÐ(ÈçÒ»¸öÕûÊýÀàÐ͵ÄÊý¾ÝÁÐ)À ......

½â¾ö.netÁ¬½ÓmysqlÂÒÂë

µ±mysqlÊý¾Ý¿âΪGBK±àºÅ£¬.net³ÌÐòʹÓÃĬÈϱàÂ루UTF-8£©£¬ÏòmysqlÖвåÈëÊý¾ÝÈÝÒײúÉúÂÒÂë¡£½â¾ö°ì·¨ÊÇÔÚÁ¬½Ó×Ö·û´®¼ÓÈëCharset=gbk£º
MySqlConnection myConnection = new MySqlConnection("Database=test2;Data Source=localhost;User Id=root;Password=ikmbikmb;Charset=gbk"); ......

nagios¼à¿ØmysqlÖ÷´Ó¸´ÖÆ


ÏÂÊÖ´¦£ºµÇ½mysql´Ó·þÎñÆ÷£¬Í¨¹ýÖ´ÐÐ mysql> show slave status\G ²é¿´ÆäÊä³ö£¬¼´¿ÉÅж¨Ö÷´Ó¸´ÖÆÊÇ·ñÕý³£¡£ÏÂÃæÊÇ¼à¿ØMYSQL¸´ÖÆÄ³¸ö´Ó·þÎñÆ÷µÄÊä³ö£º
mysql> show slave status\G
*************************** 1. row ***************************
         &nbs ......

mysql°²×°Ê¹ÓÃÊÖ¼Ç

ɾ³ýrpm°ü
    rpm -e mysql-embedded-5.1.39-4.fc12.i686 --nodeps
°²×°rpm°ü
    rpm -vih MySQL-server-community-5.1.37-0.rhel5.i386.rpm
²éѯÒѰ²×°µÄrpm°ü
    rpm -qa | grep MySQL
Æô¶¯mysql
    mysql£¨Ã»ÓÐÃÜÂëµÄÇé¿ö£©
  &nbs ......
© 2009 ej38.com All Rights Reserved. ¹ØÓÚE½¡ÍøÁªÏµÎÒÃÇ | Õ¾µãµØÍ¼ | ¸ÓICP±¸09004571ºÅ