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

JAVAÁ¬½ÓÊý¾Ý¿â Oracle

±¾ÎÄÊ×ÏȽéÉÜjavaÁ¬½ÓoracleҪעÒâµÄ¼¸µã£¬È»ºó½éÉܼ¸ÖÖ³£ÓõÄÁ¬½Ó·½Ê½¡£
Ò»¡¢¼¸µã×¢Ò⣺
1¡¢ÔÚ¿Í»§¶ËÈí¼þ¿ª·¢ÖÐʹÓÃThinÇý¶¯³ÌÐò
     ÔÚ¿ª·¢JavaÈí¼þ·½Ã棬OracleµÄÊý¾Ý¿âÌṩÁËËÄÖÖÀàÐ͵ÄÇý¶¯³ÌÐò£¬¶þÖÖÓÃÓÚÓ¦ÓÃÈí¼þ¡¢applets¡¢servletsµÈ¿Í»§¶ËÈí¼þ£¬ÁíÍâ¶þÖÖÓÃÓÚÊý¾Ý¿âÖеÄJava´æ´¢¹ý³ÌµÈ·þÎñÆ÷¶ËÈí¼þ¡£ÔÚ¿Í»§»ú¶ËÈí¼þµÄ¿ª·¢ÖУ¬ÎÒÃÇ¿ÉÒÔÑ¡ÔñOCIÇý¶¯³ÌÐò»òThinÇý¶¯³ÌÐò¡£OCIÇý¶¯³ÌÐòÀûÓÃJava±¾µØ»¯½Ó¿Ú£¨JNI£©£¬Í¨¹ýOracle¿Í»§¶ËÈí¼þÓëÊý¾Ý¿â½øÐÐͨѶ¡£ThinÇý¶¯³ÌÐòÊÇ´¿JavaÇý¶¯³ÌÐò£¬ËüÖ±½ÓÓëÊý¾Ý¿â½øÐÐͨѶ¡£½¨ÒéʹÓÃThinÇý¶¯³ÌÐò£¬ÒòΪͨ¹ý¶à´Î²âÊÔ·¢ÏÖ£¬ÔÚͨ³£Çé¿öÏ£¬ThinÇý¶¯³ÌÐòµÄÐÔÄܶ¼³¬¹ýÁËOCIÇý¶¯³ÌÐò¡£
2¡¢¹Ø±Õ×Ô¶¯Ìá½»¹¦ÄÜ£¬Ìá¸ßϵͳÐÔÄÜ
     ÔÚµÚÒ»´Î½¨Á¢ÓëÊý¾Ý¿âµÄÁ¬½Óʱ£¬ÔÚȱʡÇé¿öÏ£¬Á¬½ÓÊÇÔÚ×Ô¶¯Ìύģʽϵġ£ÎªÁË»ñµÃ¸üºÃµÄÐÔÄÜ£¬¿ÉÒÔͨ¹ýconn.setAutoCommit(false)¹Ø±Õ×Ô¶¯Ìá½»¹¦ÄÜ¡£Ò»µ©¹Ø±ÕÁË×Ô¶¯Ìá½»¹¦ÄÜ£¬ÎÒÃǾÍÐèҪͨ¹ýµ÷ÓÃConnectionÀàµÄcommit()ºÍrollback()·½·¨À´È˹¤µÄ·½Ê½¶ÔÊÂÎñ½øÐйÜÀí¡£ 
3¡¢¼¸ÖÖ²Ù×÷sqlµÄ¶ÔÏó£ºStatement,PreparedStatement,CallableStatement 
     Statement¶ÔÏó£ºÃ¿´ÎÖ´ÐÐsql£¬Êý¾Ý¿â¶¼Òª¶Ô¸Ãsql±àÒ룬¶ÔÓÚ½öÖ´ÐÐÒ»´Î²Ù×÷²¢·µ»Ø½á¹ûµÄÇéÐΣ¬Ð§ÂʸßÓÚPreparedStatement
     ʹÓ÷½Ê½£º        
          Statement stmt =null;
          ResultSet   rs  = stmt.executeQuery(sql);  //²éѯ
          int result  =  stmt.executeQuery(sql);  //Ð޸ġ¢É¾³ý¡¢²åÈë
          
     PreparedStatement¶ÔÏó£ºÔ¤±àÒëµÄ£¬¶ÔÓÚ¾­³£»áÖØ¸´Ö´ÐÐÏàͬµÄSQLÓï¾ä£¬½¨ÒéʹÓ᣶ÔÓÚÅúÁ¿´¦ÀíËü¿ÉÒÔ´ó´óÌá¸ßЧÂÊ. Òò´ËËüÒ²½ÐJDBC´æ´¢¹ý³Ì¡£
     Ê¹Ó÷½Ê½£º 
     ²éѯ£ºÊÊÓÃÓÚ¶à´ÎÖØ¸´²éѯÀàËÆµÄsqlÓï¾ä
              PreparedStatemen


Ïà¹ØÎĵµ£º

Flex+LCDS+Java ʵ¼ù£¨Ò»£© ÓÎÏ·´óµØÍ¼±³¾°ÖÆ×÷

ǰÑÔ£º
±¾ÏîÄ¿Ö÷ÒªÊÇͨ¹ý°ÑµØÍ¼ÇÐÆ¬Ç¶Èëswf£¬°ÑÇÐÆ¬×ø±êÓÃJavaÊý¾Ý´ò°ü£¬È»ºó ÔÚFlexÏîÄ¿ÄÚͨ¹ýJava¶ÁÈ¡´ò°üÊý¾Ý£¬Í¨Ñ¶¸øFlex£¬×îºó°ÑswfÄÚµÄͼƬ°²·ÅÔÚ¶ÔӦλÖÃÀ´Êµ´óµØÍ¼ ²ð·Ö->´ò°ü->ÔÙÏֵĹý³Ì¡£
1.  swfͼƬ´ò°ü´úÂë BitMapClass.as
package
{
import flash.display.Sprite;

public class BitM ......

ÍÆ¼ö¼¸¸öjavaÑ§Ï°ÍøÕ¾

ÍÆ¼ö¼¸¸öjavaÑ§Ï°ÍøÕ¾
Java´úÂë²éѯվµã S+\s4hh@k  
1. java2s http://www.java2s.com/ PeYmf1ox  
Õâ¸öÍøÕ¾·Ç³£ºÃ£¬·Ö³ÉÈý´óÀ࣬·Ö±ðÊÇExample¡¢Products¡¢ Articles£¬Ã¿¸ö´óÀàÏÂÓÖ·Ö±ðÉèÐí¶àСÀ࣬»¹ÓÐËÑË÷¹¦ÄÜ£¬ÕâÑù²éÕÒÆðÀ´·Ç³£·½±ã¡£¡£±ÈÈ磬Èç¹ûҪѧϰSWT/JFace£¬Ö»Òª°ÑExampleϵÄSWT JFace Eclipse ......

JavaÃæÊÔ±ÊÊÔÌâ´ó»ã×Ü(Ò»)

µÚÒ»£¬Ì¸Ì¸final, finally, finalizeµÄÇø±ð¡£
¡¡¡¡×î³£±»Îʵ½¡£¡¡¡¡
¡¡¡¡µÚ¶þ£¬Anonymous Inner Class (ÄäÃûÄÚ²¿Àà) ÊÇ·ñ¿ÉÒÔextends(¼Ì³Ð)ÆäËüÀ࣬ÊÇ·ñ¿ÉÒÔimplements(ʵÏÖ)interface(½Ó¿Ú)?¡¡¡¡
¡¡¡¡µÚÈý£¬Static Nested Class ºÍ Inner ClassµÄ²»Í¬£¬ËµµÃÔ½¶àÔ½ºÃ(ÃæÊÔÌâÓеĺÜÁýͳ)¡£¡¡¡¡
¡¡¡¡µÚËÄ£¬&ºÍ&am ......

JavaÓïÑÔ»ù´¡ÖªÊ¶

JavaÓïÑÔ»ù´¡ÖªÊ¶
³ÌÐòÔ±¶Ô³ÌÐòÖеĸ÷¸öÔªËØ¼ÓÒÔÃüÃûʱʹÓõÄÃüÃû¼ÇºÅ³ÆÎª±êʶ·û£¨identifier£©¡£
JavaÓïÑÔÖУ¬±êʶ·ûÊÇÒÔ×Öĸ£¬Ï»®Ïߣ¨_£©,ÃÀÔª·û($)¿ªÊ¼µÄÒ»¸ö×Ö·ûÐòÁУ¬ºóÃæ¿ÉÒÔ¸ú×Öĸ£¬Ï»®Ïߣ¬ÃÀÔª·û£¬Êý×Ö¡£
ÀýÈ磬identifier£¬userName£¬User_Name£¬_sys_val£¬ $changeΪºÏ·¨µÄ±êʶ·û£¬¶ø2mail room#£¬class Ϊ· ......
© 2009 ej38.com All Rights Reserved. ¹ØÓÚE½¡ÍøÁªÏµÎÒÃÇ | Õ¾µãµØÍ¼ | ¸ÓICP±¸09004571ºÅ