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 ×îÐÂÎÄÕ : mysql

mysqlÔ¶³ÌȨÏÞÉèÖÃ

 1¡¢½øÈëmysql£¬´´½¨Ò»¸öÐÂÓû§xuys£º
¸ñʽ£ºgrant ȨÏÞ on Êý¾Ý¿âÃû.±íÃû Óû§@µÇ¼Ö÷»ú identified by "Óû§ÃÜÂë";
grant select,update,insert,delete on *.* to xuys@192.168.88.234 identified by "xuys1234";
   ²é¿´½á¹û£¬Ö´ÐУº
   use mysql;
   select host,user,password from user;
   ¿ÉÒÔ¿´µ½ÔÚuser±íÖÐÒÑÓиղŴ´½¨µÄxuysÓû§¡£host×ֶαíʾµÇ¼µÄÖ÷»ú£¬ÆäÖµ¿ÉÒÔÓÃIP£¬Ò²¿ÉÓÃÖ÷»úÃû£¬
   ½«host×ֶεÄÖµ¸ÄΪ%¾Í±íʾÔÚÈκοͻ§¶Ë»úÆ÷ÉÏÄÜÒÔxuysÓû§µÇ¼µ½mysql·þÎñÆ÷£¬½¨ÒéÔÚ¿ª·¢Ê±ÉèΪ%¡£
   update user set host = '%' where user = 'xuys';
2¡¢ ./mysqladmin -uroot -p21century reload
./mysqladmin -uroot -p21century shutdown
3¡¢./mysqld_safe --user-root &
¼Çס£º¶ÔÊÚȨ±íµÄÈκÎÐ޸ͼÐèÒªÖØÐÂreload£¬¼´Ö´ÐеÚ3²½¡£
Èç¹û¾­¹ýÒÔÉÏ3¸ö²½Ö軹ÊÇÎÞ·¨´Ó¿Í»§¶ËÁ¬½Ó£¬ÇëÖ´ÐÐÒÔϲÙ×÷£¬ÔÚmysqlÊý¾Ý¿âµÄdb±íÖвåÈëÒ»Ìõ¼Ç¼£º
use mysql;
insert into db values('192.168.88.234','%','xuys','Y','Y','Y','Y','Y','Y','Y','Y','Y','Y','Y','Y');
upda ......

ubuntu°²×°MySQL£¬Apache

 °²裝MySQL-Server
$ sudo apt-get install mysql-server
°²裝Apache HTTP Server
$ sudo apt-get install apache2
°²裝PHP for Apache HTTP Server
$ sudo apt-get install php5
°²裝MySQL for Apache HTTP Server
$ sudo apt-get install libapache2-mod-auth-mysql
$ sudo apt-get install php5-mysql
測試¡¢設ÃÜ碼 MySQL
#mysql -u root
#mysqladmin -u root password 'your.password'
#mysql -u root -p 
......

MySql¼òÒױʼÇ


MySql¼òÒױʼÇ
 
 
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mysql> CREATE DATABASE bbs;
mysql> CREATE TABLE pet (name VARCHAR(20), owner VARCHAR(20),
    -> species VARCHAR(20), sex CHAR(1), birth DATE, death DATE);
 
4£º²é¿´£º
show databases;
show tabales;
describe pet;
 
5:µ¼³ö³É*.sqlÎļþ
ÔÚϵͳcmdÏÂʹÓÃÃüÁmysqljump -u root –p test > c:\test.sql
 
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CentOSÏÂMysqlʵÏÖÊý¾Ý¿âÖ÷´Óͬ²½

CentOSÏÂMysqlʵÏÖÊý¾Ý¿âÖ÷´Óͬ²½
Ò»¡¢»·¾³
¡¡¡¡A·þÎñÆ÷£º 192.168.10.42    Ö÷·þÎñÆ÷master¡¡¡¡CentOS 5¡¡¡¡Mysql 5.1.34
¡¡¡¡B·þÎñÆ÷£º 192.168.10.68    ¸±·þÎñÆ÷slave¡¡¡¡¡¡CentOS 5¡¡¡¡Mysql 5.0.56
¶þ¡¢ÉèÖÃMaster·þÎñÆ÷
¡¡¡¡1¡¢±à¼­MasterÉϵÄ/etc/my.cnfÎļþ
¡¡¡¡¡¡¡¡ÔÚ
¡¡¡¡¡¡¡¡# Replication Master Server (default)
¡¡¡¡¡¡¡¡# binary logging is required for replication
¡¡¡¡¡¡¡¡Ìí¼ÓÈçÏÂÄÚÈÝ£º
¡¡¡¡¡¡¡¡log-bin=/var/log/mysql/updatelog
¡¡¡¡¡¡¡¡server-id = 1
¡¡¡¡¡¡¡¡binlog-do-db=test
¡¡¡¡¡¡¡¡binlog-ignore-db=mysql
¡¡¡¡2¡¢ÔÚMaster·þÎñÆ÷µÄMysqlÉÏÔö¼Óͬ²½ÕʺÅ
¡¡¡¡¡¡¡¡mysql>GRANT PRIVILEGES on *.* back@192.168.10.68 IDENTIFIED BY '123456'
¡¡¡¡¡¡¡¡mysql>FLUSH PRIVILEGES;
¡¡¡¡3¡¢ÖØÐÂÆô¶¯mysql
¡¡¡¡¡¡¡¡service mysql restart;
¡¡¡¡4¡¢´´½¨ÐèҪͬ²½µÄÊý¾Ý¿âsycronDb
Èý¡¢ÉèÖÃSlave·þÎñÆ÷¡¡¡¡
¡¡¡¡1¡¢ÐÞ¸Ä/etc/my.cnfÎļþ
¡¡¡¡¡¡¡¡server-id = 2
¡¡¡¡¡¡¡¡master-host = 192.168.0.1
¡¡¡¡¡¡¡¡master-user = back
¡¡¡¡¡¡¡¡master-password = back
¡¡¡¡¡¡¡¡master-port ......

ͨ¹ý·ÖÇø£¨Partition£©ÌáÉýMySQLÐÔÄÜ

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ˮƽ·ÖÇø£¨Horizontal Partitioning£© ÕâÖÖÐÎʽ·ÖÇøÊǶԱíµÄÐнøÐзÖÇø£¬Í¨¹ýÕâÑùµÄ·½Ê½²»Í¬·Ö×éÀïÃæµÄÎïÀíÁзָîµÄÊý¾Ý¼¯µÃÒÔ×éºÏ£¬´Ó¶ø½øÐиöÌå·Ö¸î£¨µ¥·ÖÇø£©»ò¼¯Ìå·Ö¸î£¨1¸ö»ò¶à¸ö·ÖÇø£©¡£ËùÓÐÔÚ±íÖж¨ÒåµÄÁÐÔÚÿ¸öÊý¾Ý¼¯Öж¼ÄÜÕÒµ½£¬ËùÒÔ±íµÄÌØÐÔÒÀÈ»µÃÒÔ±£³Ö¡£
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