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

java·ÖÒ³

ÕÒÁËn¾ÃûÕÒµ½java·ÖÒ³.Ë­ÄܸøÎÒ¸ö°¡...²»ÒªjspµÄ
ҪͨÓõķÖÒ³ËùÓÐÊý¾Ý¿âͨÓÃ.²»Òª¿ò¼ÜµÄ·ÖÒ³
ллÁ˰¡  ×¢ÊͶàµãµÄ...
²»¿ÉÄÜ£¡

ÿÖÖÊý¾Ý¿â¶¼ÓÐ×Ô¼º¶ÀÓеķÖÒ³ SQL Óï·¨£¬ËùÒÔûÓÐͨÓõģ¬Ò²±ÂÏëÁË¡£

¿ÉÒÔʹÓöà̬ͨ¹ýÅäÖÃÎļþʵÏÖͨÓá£

ÒýÓÃ
ÿÖÖÊý¾Ý¿â¶¼ÓÐ×Ô¼º¶ÀÓеķÖÒ³ SQL Óï·¨£¬ËùÒÔûÓÐͨÓõģ¬Ò²±ÂÏëÁË¡£

¿ÉÒÔʹÓöà̬ͨ¹ýÅäÖÃÎļþʵÏÖͨÓá£

ÄÇÓÐûÓв»Óÿɹö¶¯½á¹û¼¯·½Ê½µÄjava·ÖÒ³´úÂë...ÎÒ¾ÍÏëÕÒÀ´¿´¿´
ÒÔÏÖÔÚµÄÃæÏó¶ÔÏó»ù´¡»¹Ã»µã¸ÅÄî
д²»³öÀ´

¸Ð¾õÓÃÕâ¸örs.absolute(posion);
û´Î¶¼ÒªÁ¬½ÓÒ»´Î...ºÜÀ˷Ѱ¡
¾ÍûÓа취һ´ÎÈ¡³öÀ´ºóÔÚ·ÖÒ³µÄ

·â×°³Épage´æÆðÀ´ ,ʹÓñêÇ©¼´¿É£¨Ð´Ò»¸öpageÀà £©

ÒýÓÃ
¸Ð¾õÓÃÕâ¸örs.absolute(posion);
û´Î¶¼ÒªÁ¬½ÓÒ»´Î...ºÜÀ˷Ѱ¡
¾ÍûÓа취һ´ÎÈ¡³öÀ´ºóÔÚ·ÖÒ³µÄ


ÎÒÖ¸µÄµ±È»ÊÇÒªÄÄÒ»Ò³¾Í½ö½ö²éÕâÒ»Ò³µÄÊý¾ÝÀ²¡£

³£¼ûÊý¾Ý¿â·ÖÒ³ SQL Óï¾äµÄ¹Ø¼ü£º

MySQL, PostgreSQL ʹÓà LIMIT ×Ó¾ä
Oracle ʹÓà rownum αÁлòÕß row_number() µÄ·ÖÎöº¯Êý
MS SQLServer 2005 ºÍ DB2 ʹÓà row_number() µÄ·ÖÎöº¯Êý
MS SQLServer 2000 ºÍ Sybase µÄ 12.5 ÒÔÉϰ汾£¬Ö»ÄÜʹÓà TOP ×Ó¾ä

ÎÒµ¹ÊÇÓÐͨÓõ쬲»¹ý¹«Ë¾µÄ´úÂë²»¸Ò·¢³öÀ´¡£

²»ºÃÒâ˼

ÎÒÕâÀïµ½Óв»ÊÇͨÓõģ¬µÄ¸ÄºÜ¶à¶«Î÷£¬×Ô¼º°É

ͨÓõÄÉÙ°É£¿Ò»°ã¶¼ÊÇ×Ô¼º¹«Ë¾µÄ¿ò¼Ü·â×°ÁË·ÖÒ³àÞ

×Ô¼ºÐ´Ò»¸ö½Ó¿ÚʵÏÖһϲ»¾ÍµÃÁË,·ÖÒ³Òª¿¼Â


Ïà¹ØÎÊ´ð£º

¹ØÓÚjspÂÛ̳ - Java / Web ¿ª·¢

ÎÒÏÖÔÚÏëÓÃsshÕûºÏÀ´×öÒ»¸öÂÛ̳£¬µ«Êý¾Ý¿â·½Ãæ²»ÐУ¬ÎÒÖ÷Òª²»»áÉæ¼°Êý¾Ý¿â£¬²»ÖªµÀ·¢Ìû±í£¬ºÍ»ØÌû±íÒªÈçºÎÉè¼ÆºÍÇø·Ö¡£²»ÖªµÀË­ÓÐÒ»¸ö¼òµ¥µÄ˼·£¬À´Éè¼ÆÕâЩ±í¡£Ð»Ð»ÁË¡£
·¢ÌûºÍ»ØÌûÓÃͬһÕÅ±í ¡£·¢Ìû id user ......

ÔÚjspÖÐÓÃsessionÔõôʵÏÖ¹ºÂò¹¦ÄÜ - Java / Web ¿ª·¢

ÎÒÏë×ö¹»¹ºÎï³µÓÃsession µ«ÊDz»ÖªµÀÔõô»ñÈ¡¹ºÂòÊýÁ¿ Ë­ÓоßÌåµÄ´úÂëÂð Ï£ÍûÄܸîÉá

ÏÂÃæÊǹºÎï³µµÄºËÐÄ´úÂë 
ÓÐÁËÕâ¸ö ¾ÍÓ¦¸ÃÄܹ»×ö³öÀ´°É
Java code:

public void doPost(HttpServletRequest reque ......

javaÓï·¨ÎÊÌâ - Java / Java EE

import java.io.*;
class FileTest
{
public static void main(String [] args) throws Exception
{

File fDir=new File(File.separator);
String strFile="javaÔ´´úÂë²âÊÔ"+File.separato ......

Ìì½ò ÕÐÆ¸¼æÖ°£¨java struts2)

ÎÒÃÇÓÐÏîÄ¿Ïë×齨һ¸ö¿ª·¢ÍŶӣ¬
Ö÷ÒªÓà tomcat,java,struts2,ÎÒÃǵĺËÐijÉÔ±¶¼ÊǾ­Ñé·Ç³£·á¸»µÄϵͳÉè¼ÆÊ¦£¬
Èç¹ûÄúÔÚÌì½ò£¬Í¬Ê±¶Ôjava±È½Ï¸ÐÐËȤ£¬
¿ÉÒÔ¼ÓÈëÎÒÃÇ¡£
Ï£ÍûÒªÇó
  1¡£°®ºÃ±à³Ì
......

ÓÐÈ¥MLDN£¬JAVAÅàѵµÄÂð£¿

ºÃÏó˵3¸öÈËÒ»Æð±¨Ãû¾Í´òÕÛ£¬ÎÒ´òË㱨10ÔÂ26ºÅµÄÄÇÅú£¬ÓÐÒ»Æð±¨ÃûµÄµÄÂð£¿ÎÒQQ£º475609041¡£»ò½øQQ¿Õ¼äÁôÏÂÄãµÄÁªÏµ·½Ê½£ºhttp://user.qzone.qq.com/475609041
ÎÒµÄÁªÏµµç»°£º15034401440¡£

ŵ´óµÄÈí¹¤ÂÛ̳£¬ ......
© 2009 ej38.com All Rights Reserved. ¹ØÓÚE½¡ÍøÁªÏµÎÒÃÇ | Õ¾µãµØÍ¼ | ¸ÓICP±¸09004571ºÅ