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½â¾öMySQL²»ÔÊÐí´ÓÔ¶³Ì·ÃÎʵķ½·¨
2009-06-04 13:11
1¡£ ¸Ä±í·¨¡£¿ÉÄÜÊÇÄãµÄÕʺŲ»ÔÊÐí´ÓÔ¶³ÌµÇ½£¬Ö»ÄÜÔÚlocalhost¡£Õâ¸öʱºòÖ»ÒªÔÚlocalhostµÄÄÇ̨µçÄÔ£¬µÇÈëmysqlºó£¬¸ü¸Ä "mysql" Êý¾Ý¿âÀïµÄ "user" ±íÀïµÄ "host" Ï´Ó"localhost"¸Ä³Æ"%"
Sql´úÂë ¸´ÖÆ´úÂë
   1. mysql -u root -pvmwaremysql>use mysql;
   2. mysql>update user set host = '%' where user = 'root';
   3. mysql>select host, user from user;
mysql -u root -pvmwaremysql>use mysql;
mysql>update user set host = '%' where user = 'root';
mysql>select host, user from user;
2. ÊÚȨ·¨¡£ÀýÈ磬ÄãÏëmyuserʹÓÃmypassword´ÓÈκÎÖ÷»úÁ¬½Óµ½mysql·þÎñÆ÷µÄ»°¡£
Sql´úÂë ¸´ÖÆ´úÂë
   1. GRANT ALL PRIVILEGES ON *.* TO 'myuser'@'%' IDENTIFIED BY 'mypassword' WI
   2. TH GRANT OPTION;
   3. FLUSH   PRIVILEGES;
GRANT ALL PRIVILEGES ON *.* TO 'myuser'@'%' IDENTIFIED BY 'mypassword' WI
TH GRANT OPTION;
FLUSH   PRIVILEGES;
Èç¹ûÄãÏëÔÊÐíÓû§myuser´ÓipΪ192.168.1.6µÄÖ÷»úÁ¬½Óµ½mysql·þÎñÆ÷£¬²¢Ê¹ÓÃmypassword×÷ΪÃÜÂë
Sql´úÂë ¸´ÖÆ´úÂë
   1. GRANT ALL PRIVILEGES ON *.* TO 'myuser'@'192.168.1.3' IDENTIFIED BY  
   2. 'mypassword' WITH GRANT OPTION;  
   3. FLUSH   PRIVILEGES;
GRANT ALL PRIVILEGES ON *.* TO 'myuser'@'192.168.1.3' IDENTIFIED BY
'mypassword' WITH GRANT OPTION;
FLUSH   PRIVILEGES;
Èç¹ûÄãÏëÔÊÐíÓû§myuser´ÓipΪ192.168.1.6µÄÖ÷»úÁ¬½Óµ½mysql·þÎñÆ÷µÄdkÊý¾Ý¿â£¬²¢Ê¹ÓÃmypassword×÷ΪÃÜÂë
Sql´úÂë ¸´ÖÆ´úÂë
   1. GRANT ALL PRIVILEGES ON dk.* TO 'myuser'@'192.168.1.3' IDENTIFIED BY  
   2. 'mypassword' WITH GRANT OPTION;  
   3. FLUSH   PRIVILEGES;
GRANT ALL PRIVILEGES ON dk.* TO 'myuser'@'192.168.1.3' IDENTIFIED BY
'mypassword' WITH GRANT OPTION;
FLUSH   PRIVILEGES;
×¢ÒâÊÚȨºó±ØÐëFLUSH PRIVILEGES;·ñÔòÎÞ·¨Á¢¼´ÉúЧ¡£
ÁíÍâÒ»ÖÖ·½·¨.
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mysql alter Óï¾äÓ÷¨,Ìí¼Ó¡¢Ð޸ġ¢É¾³ý×ֶεÈ
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alter table tabelname add new_field_id int(5) unsigned default 0 not null auto_increment ,add primary key (new_field_id);
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alter table t2 add d timestamp;
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 ºÃ¾ÃûÓÐÕûÀí¶«Î÷£¬¸Ð¾õ×Ô¼ºÔ½À´Ô½ÀÁ£¬ÕýºÃ½üÆÚÓиöMYSQLµÄÏîÄ¿£¨Ò»¸öORACLEµÄÓ¦ÓÃÇ¨ÒÆµ½MYSQL£©£¬ÒÔǰûÓнӴ¥¹ýMYSQL£¬µ«ÊÇÒ²ÖªµÀMYSQLÊý¾Ý¿âĿǰ¹ã·ºµÄÓ¦ÓÃÔÚ¸÷ÖÖ¸öÈË¡¢ÉÌÎñϵͳÖУ¬¸÷ÖÖ¼¼Êõ¶¼±È½Ï³ÉÊì¡£°Ñ×Ô¼ºÑ§Ï°µÄһЩ¹ý³Ì×ܽáһϣ¬¸ÃÎÄÕÂÉè¼Æµ½µÄÄÚÈݶ¼Ã»ÓÐ×öÌ«ÏêϸµÄ²ûÊö£¬Ö»ÊÇÒ»¸ö¼òµ¥µÄÈëÃÅÊֲᡣ
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sudo apt-get install mysql-servel-5.0 mysql-client-5.0
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 sudo apt-get install libmysqlclient15-dev
¸ü¶àapi ²é¿´£ºhttp://dev.mysql.com/doc/refman/5.0/en/c.html
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