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

Çó£º MYSQL µã»÷ÊýÁ¿µÝ¼Ó1µÄÓï¾ä¡£

update table set count+=1;

ÓÐûÓÐÀàËÆÉÏÃæµÄÕâ¸öSQLµÄ¾ä×Ó°¡¡£
ÎÒÖªµÀÉÏÃæµÄ´íÁË£¬Ö»ÊÇÏë±í´ïÒ»ÏÂÎÒÏëÒªµÄSQLÊÇʲôÑù×ӵġ£
лл¡£

ÔΣ¬Ô­À´ÎÒд¶ÔÁË¡£±íÃûд´íÁË¡£²»¹ý¶ÔÄãÉî±í¸Ðл¡£
лл¡£

ÔΣ¬»¹²»ÄÜÂíÉϽáÌù¡£¸çÃÇÉÔµÈÒ»»áÎÒÔÚÀ´½áÌù¹þ

Óô¥·¢Æ÷ºÃÁË


Ïà¹ØÎÊ´ð£º

MYSQL°²×°Ê§°Ü

ÎÒÒÔǰ°²×°ÁËÒ»´Î£¬ºóÀ´Ð¶ÔØÁË£¬ÏÖÔÚÔÙ°²×°µÄʱºò£¬Ìáʾ´íÎó£ºError 1305.Error reading from file C:DOCUME~1\LOCALS~1\Temp\mysql_server.msi.Verify that the file exists and that you can access it. 
¿ ......

mysql´¢´æ¹ý³ÌµÄÎÊÌâ

ÎÒÏÖÔÚѧϰMYSQL£¬ÎÊÏÂmysql´¢´æ¹ý³ÌÈçºÎ½¨Á¢ºÍʹÓã¬×îºÃд³É$sql="sqlÓï¾ä",$re=mysql_query($sql);лл
½¨ÒéÄãÏÈ×Ô¼º¿´Ò»ÏÂÎĵµÖеÄÀý×Ó¡£

http://dev.mysql.com/doc/refman/5.1/zh/stored-pro ......

eclipseÓëmySQLµÄÎÊÌâ - Java / Eclipse

ÔÚ°²×°Java±àÒëÆ÷µÄEclipseµÄʱºò£¬¶Ô»·¾³±äÁ¿½øÐÐÁËÅäÖã¬ÔÚ°²×°MySQlµÄʱºòÒ²Òª¶Ô»·¾³±äÁ¿½øÐÐÅäÖã»ÄÇôºóÃæµÄÅäÖûáÓ°ÏìÇ°ÃæµÄEclipseµÄÅäÖÃÂð£¿
Çë´ó¼Ò¶àÖ¸½Ì~£¡Ð»Ð»£¡
²»»á°Ñ£¬ÎÒÕâ¶¼×°Á赀 ÎÒϵͳÀï »¹×°ÁË ......

ÓÃPHPÅÅÐòmysqlÎÊÌâ

²»ÖªµÀÊDz»ÊÇÎÒµÄxamppÓÐÎÊÌ⣬mysqlÊÇͼÐλ¯µÄ£¡
Ò»¸öID×éÔÚÎÒµÄmysqlµÄ±íÀïÃæ 2£¬5£¬8£¬7
µãÁËÅÅÐò£¬È»ºóÓÃPHPÎļþÁ¬½ÓÕâ¸ö±íÏÔʾ±íµÄÐÅϢʱ£¬IDµÄ˳Ðò»¹ÊDz»±ä£¡Ó¦¸ÃÊÇ2£¬5£¬7£¬8µÄ°ÉÉýÐòÅÅÐòºó£¡
ÔÚPHPÎļþÀï ......

MYSQL 5.0£¬ÊÂÎñ»Ø¹öµÄÎÊÌâ

½¨±í£º²å¼Ç¼
SQL code:

create table tablename (id int,RQ1 datetime,RQ2 datetime)
-- select * from tablename
insert into tablename
select 1,'2009-01-01 10:00:00','2009-01-02 11:00:00' union
......
© 2009 ej38.com All Rights Reserved. ¹ØÓÚE½¡ÍøÁªÏµÎÒÃÇ | Õ¾µãµØÍ¼ | ¸ÓICP±¸09004571ºÅ