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

ÔÚaccessÖбíÖÐÊý¾Ýµ¼³öΪÎı¾Îļþµ½MySQLµÄÎÊÌ⣿

ÔÚaccessÖбíÖÐÊý¾Ýµ¼³öΪÎı¾Îļþµ½MySQLµÄÎÊÌ⣿
µ¼³öÎı¾Îļþʱºò£¬¿ÉÒÔÑ¡Ôñ×ֶηָô·û£¬À´°ÑÿһÁиô¿ª ºÍ Îı¾Ê¶±ð·û£¬À´°ÑcharÐÍÊý¾ÝÀ¨ÆðÀ´
ÎÒÏÖÔÚÓÓ£¬”×÷Ϊ×ֶηָô·û£¬²»Ê¹ÓÃÎı¾Ê¶±ð·û
Éú³ÉµÄÎı¾ÎļþÈçÏÂ
1£¬ÕÅÈý£¬ÄУ¬£¬Öйú  ÉϺ££¬80501206
2£¬ÍõÎ壬Ů£¬Öйú  ±±¾©£¬65781666
load data infile "c:\\ѧÉúÇé¿ö.txt" into table Student fields terminated by ",";


Ïà¹ØÎĵµ£º

ʹÓÃtcmallocºóµÄMySQL·þÎñÆ÷±äÎȶ¨ÁË£¨Linux£©

֮ǰ£¬Ò»Ö±À§ÄպܾõÄMySQLµÄÎÊÌâÒòΪÓÐÁËtcmallocºóµÃÒÔ½â¾ö¡£
ÎÊÌâÊÇ£ºÍøÕ¾·ÃÎÊÁ¿²»¸ß£¬¸ß·åʱ²¢·¢ÊýÔÚ300-400Ö®¼ä¡£CPU±È½Ï¸ß£¬ÔÚ30-80%Ö®¼ä²¨¶¯µÃÀ÷º¦£¬Ê¹ÓÃtopÃüÁî¿ÉÒÔ¿´µ½ÊÇmysql½ø³Ìµ¼Ö£¬Í¬Ê±ÓÃiostatºÍsar²é¿´iowaitÖµºÜ¸ßÔÚ20-30Ö®¼ä¡£
µ«ÊÇϵͳ»¹¿ÉÒÔÎȶ¨ÔËÐУ¬È»ºóÖÜÆÚÐԵijöÏÖswap·ÖÇøÕ¼ÓÃÂÊÅÊÉý£¬Ö±½Óµ¼Ö ......

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¿â ......

mysql µÇ¼£¬ÖØÆô

Mysql怬
µÇ¼MySQLµÄÃüÁîÊÇmysql£¬ mysql µÄʹÓÃÓï·¨ÈçÏ£º
¡¡¡¡mysql [-u username] [-h host] [-p[password]] [dbname]
¡¡¡¡username Óë password ·Ö±ðÊÇ MySQL µÄÓû§ÃûÓëÃÜÂ룬mysqlµÄ³õʼ¹ÜÀíÕʺÅÊÇroot£¬Ã»ÓÐÃÜÂ룬עÒ⣺Õâ¸örootÓû§²»ÊÇLinuxµÄϵͳÓû§¡£MySQLĬÈÏÓû§ÊÇroot£¬ÓÉÓÚ³õʼûÓÐÃÜÂ룬µÚÒ»´Î½øÊ± ......

MySQLϵͳ±äÁ¿interactive_timeout Óë wait_timeout

http://blog.chinaunix.net/u/14014/showart_490462.html
mysql>show variables like '%timeout';
´òÓ¡½á¹ûÈçÏ£º
+----------------------------+-------+
| Variable_name | Value |
+----------------------------+-------+
| connect_timeout | 5 |
| delayed_insert_timeout | 300 |
| interactive_ ......
© 2009 ej38.com All Rights Reserved. ¹ØÓÚE½¡ÍøÁªÏµÎÒÃÇ | Õ¾µãµØÍ¼ | ¸ÓICP±¸09004571ºÅ