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

Mysql³£ÓÃÃüÁîÐÐ

µÚÒ»ÕС¢mysql·þÎñµÄÆô¶¯ºÍÍ£Ö¹
net stop mysql
net start mysql
µÚ¶þÕС¢µÇ½mysql
Óï·¨ÈçÏ£º mysql -uÓû§Ãû -pÓû§ÃÜÂë
¼üÈëÃüÁîmysql -uroot -p£¬ »Ø³µºóÌáʾÄãÊäÈëÃÜÂ룬ÊäÈë12345£¬È»ºó»Ø³µ¼´¿É½øÈëµ½mysqlÖÐÁË£¬mysqlµÄÌáʾ·ûÊÇ£º
mysql>
×¢Ò⣬Èç¹ûÊÇÁ¬½Óµ½ÁíÍâµÄ»úÆ÷ÉÏ£¬ÔòÐèÒª¼ÓÈëÒ»¸ö²ÎÊý-h»úÆ÷IP
µÚÈýÕС¢Ôö¼ÓÐÂÓû§
¸ñʽ£ºgrant ȨÏÞ on Êý¾Ý¿â.* to Óû§Ãû@µÇ¼Ö÷»ú identified by "ÃÜÂë"
È磬Ôö¼ÓÒ»¸öÓû§user1ÃÜÂëΪpassword1£¬ÈÃÆä¿ÉÒÔÔÚ±¾»úÉϵǼ£¬ ²¢¶ÔËùÓÐÊý¾Ý¿âÓвéѯ¡¢²åÈë¡¢Ð޸ġ¢É¾³ýµÄȨÏÞ¡£Ê×ÏÈÓÃÒÔrootÓû§Á¬Èëmysql£¬È»ºó¼üÈëÒÔÏÂÃüÁ
grant select,insert,update,delete on *.* to user1@localhost Identified by "password1";
Èç¹ûÏ£Íû¸ÃÓû§Äܹ»ÔÚÈκλúÆ÷Éϵǽmysql£¬Ôò½«localhost¸ÄΪ"%"¡£
Èç¹ûÄã²»Ïëuser1ÓÐÃÜÂ룬¿ÉÒÔÔÙ´òÒ»¸öÃüÁÃÜÂëÈ¥µô¡£
grant select,insert,update,delete on mydb.* to user1@localhost identified by "";
µÚËÄÕУº ²Ù×÷Êý¾Ý¿â
µÇ¼µ½mysqlÖУ¬È»ºóÔÚmysqlµÄÌáʾ·ûÏÂÔËÐÐÏÂÁÐÃüÁÿ¸öÃüÁîÒԷֺŽáÊø¡£
1¡¢ ÏÔʾÊý¾Ý¿âÁÐ±í¡£
show databases;
ȱʡÓÐÁ½¸öÊý¾Ý¿â£ºmysqlºÍtest¡£ mysql¿â´æ·Å×ÅmysqlµÄϵͳºÍÓû§È¨ÏÞÐÅÏ¢£¬ÎÒÃǸÄÃÜÂëºÍÐÂÔöÓû§£¬Êµ¼ÊÉϾÍÊǶÔÕâ¸ö¿â½øÐвÙ×÷¡£
2¡¢ ÏÔʾ¿âÖеÄÊý¾Ý±í£º
use mysql;
show tables;
3¡¢ ÏÔʾÊý¾Ý±íµÄ½á¹¹£º
describe ±íÃû;
4¡¢ ½¨¿âÓëɾ¿â£º
create database ¿âÃû;
drop database ¿âÃû;
5¡¢ ½¨±í£º
use ¿âÃû;
create table ±íÃû(×Ö¶ÎÁбí);
drop table ±íÃû;
6¡¢ Çå¿Õ±íÖмǼ£º
delete from ±íÃû;
7¡¢ ÏÔʾ±íÖеļǼ£º
select * from ±íÃû;
µÚÎåÕС¢µ¼³öºÍµ¼ÈëÊý¾Ý
1. µ¼³öÊý¾Ý£º
mysqldump --opt test > mysql.test
¼´½«Êý¾Ý¿âtestÊý¾Ý¿âµ¼³öµ½mysql.testÎļþ£¬ºóÕßÊÇÒ»¸öÎı¾Îļþ
È磺mysqldump -u root -p123456 --databases dbname > mysql.dbname
¾ÍÊǰÑÊý¾Ý¿âdbnameµ¼³öµ½Îļþmysql.dbnameÖС£
2. µ¼ÈëÊý¾Ý:
mysqlimport -u root -p123456 < mysql.dbname¡£
²»ÓýâÊÍÁ˰ɡ£
3. ½«Îı¾Êý¾Ýµ¼ÈëÊý¾Ý¿â:
Îı¾Êý¾ÝµÄ×Ö¶ÎÊý¾ÝÖ®¼äÓÃtab¼ü¸ô¿ª¡£
use test;
load data local infile "ÎļþÃû" into table ±íÃû;
1:ʹÓÃSHOWÓï¾äÕÒ³öÔÚ·þÎñÆ÷Éϵ±Ç°´æÔÚʲôÊý¾Ý¿â£º
mysql> SHOW DATABASES;
2:2¡¢´´½¨Ò»¸öÊý¾Ý¿âMYSQLDATA
mysql> CREATE DATABASE MYSQLDATA;
3:Ñ¡Ô


Ïà¹ØÎĵµ£º

ÈçºÎÖØÆôMySQL·þÎñ

 RedHat Linux (Fedora Core/Cent OS)
1.Æô¶¯£º/etc/init.d/mysqld start
2.Í£Ö¹£º/etc/init.d/mysqld stop
3.ÖØÆô£º/etc/init.d/mysqld restart
Debian / Ubuntu Linux
1.Æô¶¯£º/etc/init.d/mysql start
2.Í£Ö¹£º/etc/init.d/mysql stop
3.ÖØÆô£º/etc/init.d/mysql restart
Windows
1.µã»÷“¿ªÊ¼&rdq ......

mysql µ¼Èë´óÊý¾Ý

 MySQLµÄmysqldump¹¤¾ßµ¼Èëµ¼³öÊý¾Ý¿â£¡
1.µ¼³öÕû¸öÊý¾Ý¿â(DosÏÂ)
mysqldump -u Óû§Ãû -p Êý¾Ý¿âÃû > µ¼³öµÄÎļþÃû
mysqldump -u chai -p smgp_apps_wcnc > chai.sql
2.µ¼³öÒ»¸ö±í
mysqldump -u Óû§Ãû -p Êý¾Ý¿âÃû ±íÃû> µ¼³öµÄÎļþÃû
mysqldump -u chai   -p smgp_apps_wcnc users>c ......

mysqlÊý¾Ý¿âÓÅ»¯

 ÓÅ»¯mysqlÊ×ÏÈÓ¦¸Ã¶àÓÃexplain select ,show variables, show status ,show processlistÕâЩ¹¤¾ß¡£
ÔÚдsqlµÄʱºò£¬ÔÚ´ó±íÉϲ»×ögroup by ²Ù×÷¡£
¶ÔÓÚË÷Òý£º
1.²»ÒªË÷ÒýÄã²»ÏëÒªµÄ¶«Î÷¡£
2.mysqlÄÜʹÓÃË÷ÒýµÄÇé¿ö£º> ,>=, =, <,<= ,if null ÒÔ¼°between
3.mysql²»Ê¹ÓÃË÷ÒýµÄÇé¿ö£ºÈç¹ûmysqlÄܹÀ¼Æ³ö ......

Windowsϰ²×°×îеÄApache+PHP+MySQLÖ¸ÄÏ

 ×¢Ò⣺֮ǰÎÒÔÚÍøÉÏÕÒÁ˺öàµÄ×ÊÁÏ NND¶¼²»ÄÜÕý³£ÅäÖóɹ¦ ¸ãµÃÎÒÊǷdz£µØÓôÃÆ£¡
ÕÒµ½ÕâÆªÎÄÕÂÖ®ºóÎÒÖÕÓÚÅäÖóɹ¦ÁË£¡ÍÛºÃˬѽ£¡Ö»Òª°´ÕÕ ÉÏÃæµÄ²½Öè¾ÍÒ»¶¨Äܹ»³É¹¦µÄ£¡
´ËÎÄյݲװ·½·¨ÊÊÓÃÓÚWindows XPϵÄApache+PHP+MySQL°²×°£¬Í¬Ê±Ò²ÊÊÓÃÓÚWindows 2003ϵͳϵݲװºÍÅäÖá£
1. °²×°»·¾³
²Ù×÷ϵͳÊÇ Window ......

mysqlµ¥ÒýºÅºÍË«ÒýºÅµÄÓ÷¨

 Õâ¾ÍÒª´ÓË«ÒýºÅºÍµ¥ÒýºÅµÄ×÷Óý²Æð£º
Ë«ÒýºÅÀïÃæµÄ×ֶλᾭ¹ý±àÒëÆ÷½âÊÍÈ»ºóÔÙµ±×÷HTML´úÂëÊä³ö£¬µ«Êǵ¥ÒýºÅÀïÃæµÄ²»ÐèÒª½âÊÍ£¬Ö±½ÓÊä³ö¡£ÀýÈ磺
$abc='I love u';
echo $abc //½á¹ûÊÇ:I love u
echo '$abc' //½á¹ûÊÇ:$abc
echo "$abc" //½á¹ûÊÇ:I love u
ËùÒÔÔÚ¶ÔÊý¾Ý¿âÀïÃæµÄSQLÓï¾ä¸³ÖµµÄʱºòÒ²ÒªÓÃÔÚË«ÒýºÅ ......
© 2009 ej38.com All Rights Reserved. ¹ØÓÚE½¡ÍøÁªÏµÎÒÃÇ | Õ¾µãµØÍ¼ | ¸ÓICP±¸09004571ºÅ