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

ÔõôÑùÐÞ¸Ämysqlµ¼ÈëÎļþ´óСÏÞÖÆ

×Ô¼ºµçÄÔÉÏ×°µÄWAMP£¬ÔÚµ¼ÈëÊý¾Ý¿â±È½Ï´ó£¨´óÓÚ2M£©Ê±Óöµ½´íÎ󣬲»Äܵ¼Èë¡£
ÕÒµ½½â¾ö·½·¨£º php.iniÅäÖÃÎļþÖÐÓÐÈý´¦µØ·½ÐèÒª¸Ä¶¯£º
upload_max_filesize
memory_limit
post_max_size
ÕâÈý¸öÖµ¶¼¹¤¾ßʵ¼ÊÇé¿ö¸ÄÏ£¬ÖØÆô·þÎñÆ÷ÒÔºó£¬ËäÈ»µ¼ÈëʱÈÔÈ»ÏÔʾÊÇ ×î´óÏÞÖÆ£º2,048 KB) £» µ«Êµ¼ÊÉÏÒѾ­¿ÉÒÔµ¼ÈëºÜ´óµÄÊý¾Ý¿âÁË¡£¡£¡£


Ïà¹ØÎĵµ£º

ÈçºÎÖ´ÐÐÒ»¸ömysqlµÄsql½Å±¾Îļþ


2009-12-08 18:53
sql½Å±¾Êǰüº¬Ò»µ½¶à¸ösqlÃüÁîµÄsqlÓï¾ä£¬ÎÒÃÇ¿ÉÒÔ½«ÕâЩsql½Å±¾·ÅÔÚÒ»¸öÎı¾ÎļþÖУ¨ÎÒÃdzÆÖ®Îª“sql½Å±¾Îļþ”£©£¬È»ºóͨ¹ýÏà¹ØµÄÃüÁîÖ´ÐÐÕâ¸ösql½Å±¾Îļþ¡£»ù±¾²½ÖèÈçÏ£º
1¡¢´´½¨°üº¬sqlÃüÁîµÄsql½Å±¾Îļþ
ÎļþÖаüº¬Ò»Ð©ÁеÄsqlÓï¾ä£¬Ã¿ÌõÓï¾ä×îºóÒÔ;½á⣬ÎļþÄÚÈÝʾÀýÈçÏ£º
--´´½ ......

MySQLʵÏÖÊ÷µÄ±éÀú

¾­³£ÔÚÒ»¸ö±íÖÐÓи¸×Ó¹ØÏµµÄÁ½¸ö×ֶΣ¬±ÈÈçempnoÓëmanager£¬ÕâÖֽṹÖÐÐèÒªÓõ½Ê÷µÄ±éÀú¡£ÔÚOracle ÖпÉÒÔʹÓÃconnect by¼òµ¥½â¾öÎÊÌ⣬²Î¼ûhttp://blog.csdn.net/ylqmf/archive/2010/01/11/5172866.aspx£¬µ«MySQL 5.1Öл¹²»Ö§³Ö£¨¾Ý˵ÒÑÄÉÈëto doÖУ©£¬Òª×Ô¼ºÐ´¹ý³Ì»òº¯ÊýÀ´ÊµÏÖ¡£
Ò»¡¢½¨Á¢²âÊÔ±íºÍÊý¾Ý£º
view plaincop ......

MySQL Ëæ±Ê

1, MySQL profiling
 mysql> set profiling = 1;
 mysql> select count(*) from test;
 mysql> show profiles;
 mysql> show profile for query 1;
2,mysql ¼à¿Ø
http://bbs.linuxtone.org/thread-1854-1-1.html
http://code.google.com/p/mysql-cacti-templates/   -> Hig ......

mysqlÉèÖÃbitÀàÐÍÊý¾Ý


Êý¾Ý¿âµÄÒ»ÕűíÀïÃæ´æÁ˹ØÓÚһ̨É豸µÄ±¸·ÝÅäÖÃÐÅÏ¢£¬ÀàÐÍÊÇbit£¬Ö÷Òª¾ÍÊÇÊÇ·ñÒѾ­ÅäÖã¬ÉèÖõÄʱºòȡֵÊÇtrue,false,»¹ÊÇ0£¬1ÄØ£¿
¾À½áÁ˰ëÌ죬¶¯Ê־ͺÃÁË£¬ÊÇ0£¬1£¬¶ø·Çtrue,false£¬
¸üÐÂÓï¾äÈçÏÂ
update  table_a
set configBaked= 0
where id in (2,3,4)
......

MySQLÊý¾Ý¿â±¸·ÝºÍ»¹Ô­µÄ³£ÓÃÃüÁî

±¸·ÝMySQLÊý¾Ý¿âµÄÃüÁî
mysqldump -hhostname -uusername -ppassword databasename > backupfile.sql
±¸·ÝMySQLÊý¾Ý¿âΪ´øÉ¾³ý±íµÄ¸ñʽ
±¸·ÝMySQLÊý¾Ý¿âΪ´øÉ¾³ý±íµÄ¸ñʽ£¬Äܹ»Èøñ¸·Ý¸²¸ÇÒÑÓÐÊý¾Ý¿â¶ø²»ÐèÒªÊÖ¶¯É¾³ýÔ­ÓÐÊý¾Ý¿â¡£
mysqldump -–add-drop-table -uusername -ppassword databasename > backu ......
© 2009 ej38.com All Rights Reserved. ¹ØÓÚE½¡ÍøÁªÏµÎÒÃÇ | Õ¾µãµØÍ¼ | ¸ÓICP±¸09004571ºÅ