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default-character-set=gb2312
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alter database da_name default character set 'charset'
1)ÉèÖÃÊý¾Ý¿â±àÂë /etc/my.cnf
[mysqld]
default-character-set=gbk
...
[client]
default-character-set=gbk
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2)°´×Ö·û¼¯µ¼³ö
$mysqldump -u root -p dbname --default-character-set=gbk > a.sql;
3)²é¿´SQLÎļþµÄ±àÂë
[root@localhost gethtml]# file a.sql
a.sql: UTF-8 Unicode ...
[root@localhost gethtml]# iconv -f utf-8 -t gbk a.sql > a2.sql
[root@localhost gethtml]# file a2.sql
a2.sql: Non-ISO extended-ASCII English text ÕâʱÒѾÊÇgbkµÄ±àÂëÁË
3)µ¼Èë
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mysql> status;
Server characterset: gbk
Db characterset: gbk
Client characterset: latin1
Conn. characterset: latin1
mysql> set names 'gbk'; //ÕâÑù
mysql> status;
Server characterset: gbk
Db characterset: gbk
Client characterset: gbk
Conn. characterset: gbk
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mysql> s
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mysql Ã÷Ã÷ÒѾװºÃÁË£¬µ«ÊÇÎÞ·¨·ÃÎÊ¡£Á´½ÓµÄʱºò ×ÜÊÇ˵
Access Denied.
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¸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";
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use mysql;
& ......
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UPDATE test.table1 t1,test.table2 t2 SET t1.aa='a',t1.bb='b',t2.cc='c',WHERE t1.u_id=t2.u_id AND t1.u_id='1' £»
table1µÄu_idºÍtable2µÄu_idÊÇÖ÷Íâ¼ü¹ØÏµ ......
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