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

JAVA´æ´¢¹ý³ÌºÍµ÷ÓÃ

´úÂëÄÚÈÝ
create or replace procedure batchUpdateCustomer(p_age in number) as
begin
update CUSTOMERS set AGE=AGE+1 where AGE>p_age;
end;
ÒÔÉÏ´æ´¢¹ý³ÌÓÐÒ»¸ö²ÎÊýp_age£¬´ú±í¿Í»§µÄÄêÁ䣬ӦÓóÌÐò¿É°´ÕÕÒÔÏ·½Ê½µ÷Óô洢¹ý³Ì£º
´úÂëÄÚÈÝ
tx = session.beginTransaction();
Connection con=session.connection();
String procedure = "{call batchUpdateCustomer(?) }";
CallableStatement cstmt = con.prepareCall(procedure);
cstmt.setInt(1,0); //°ÑÄêÁä²ÎÊýÉèΪ0
cstmt.executeUpdate();
tx.commit();
create or replace produre batchUpdateStudent(a in number) as
begin
update STUDENT set AGE=AGE+1 where AGE>a;
end;
µ÷ÓôúÂëÈçÏ£º
Transaction tx=session.beginSession();
Connection conn=session.connection();
String pd=”...{call batchUpdateStudent(?)}”;
CallableStatement cstmt=conn.PrepareCall(pd);
cstmt.setInt(1,20); //°ÑÄêÁäÕâ¸ö²ÎÊýÉèΪ20
tx.commit()£»


Ïà¹ØÎĵµ£º

JAVA WEB

Java EE ¸ÅÊö
Javaa EE:·Ö²¼Ê½ ÆóÒµ¼¶Ó¦Óù淶ºÍ±ê×¼
ÍÆÄ£Ê½£º²»ÓÃÇëÇó£¬Ç¿ÖÆÈÿͻ§½ÓÊÜ
À­Ä£Ê½£ºÈÿͻ§ÇëÇóºÍÏìÓ¦¡£
¼Ü¹¹£º
ÇáÁ¿¼¶£ºstruct2 /spring /hibernate
Modle1:jsp+JavaBean+DB
Model2(MVC):jsp+servlet+JavaBean+DB
ÖØÁ¿¼¶£ºJsp+servlet+EJB+DB
±íʾ²ã£ºÒµÎñ²ã£º³Ö¾Ã²ã£ºÊý¾Ý¿â£º
JNDI£º²éÕÒ·Ö²¼¶ÔÏóµ ......

ÍÆ¼ö¼¸±¾javaѧϰµÄ¡°´ó±¦¡±£¨²»¶Ï¸üУ©


java se£º
1.javaºËÐļ¼Êõ£¨µÚÆß°æ£©£¨ºÜºÃµÄÈëÃÅÊé¼®£¬ÓÐÁ½±¾£©
2.java±à³Ì˼Ï루µÚËİ棩£¨ÎÒ¿´¹ýµÚÈý°æ£¬µÚËİ濴ÁËÒ»µãÓ¢Îĵ쬾õµÃÕâ±¾Ê黹ÊÇÊʺÏÓлù´¡µÄjavaѧϰÕß¹®¹Ì»ù´¡£¬Ò²¾ÍÊÇ˵ҪÏë´òÀλù´¡¾Í¿´ÍêºËÐļ¼Êõ¿´Õâ¸ö~£©
3.java jdkʵÀý±¦µä£¨Õâ±¾ÊéÀX±¾°üº¬ÁËËùÓÐÓï·¨µÄÀý³Ì£©
4.java se6.0±à³ÌÖ¸ÄÏ£¨ºñʵ ......

һƪ²»´íµÄ½²½âJavaÒì³£µÄÎÄÕÂ


±¾ÎÄÓɲ©Ö÷´Óhttp://www.blogjava.net/freeman1984/archive/2007/09/27/148850.html×ªÔØ£»Ô­Îijö´¦£¬²©Ö÷Ò²²»ÖªµÀ£¬Ï£Íû¶Ô´ó¼ÒÓеã°ïÖú......
ÁùÖÖÒì³£´¦ÀíµÄªϰ
Äã¾õµÃ×Ô¼ºÊÇÒ»¸öJavaר¼ÒÂð£¿ÊÇ·ñ¿Ï¶¨×Ô¼ºÒѾ­È«ÃæÕÆÎÕÁËJavaµÄÒì³£´¦Àí»úÖÆ£¿ÔÚÏÂÃæÕâ¶Î´úÂëÖУ¬ÄãÄܹ»Ñ¸ËÙÕÒ³öÒì³£´¦ÀíµÄÁù¸öÎÊÌâÂ𣿠
1 Output ......

¹ØÓÚJavaÄÚ´æÐ¹Â©

1 ÒýÑÔ
     JavaµÄÒ»¸öÖØÒªÓŵã¾ÍÊÇͨ¹ýÀ¬»øÊÕ¼¯Æ÷GC £¨Garbage Collection£©×Ô¶¯¹ÜÀíÄÚ´æµÄ»ØÊÕ£¬³ÌÐòÔ±²»ÐèҪͨ¹ýµ÷Óú¯ÊýÀ´ÊÍ·ÅÄÚ´æ¡£Òò´Ë£¬ºÜ¶à³ÌÐòÔ±ÈÏΪJava ²»´æÔÚÄÚ´æÐ¹Â©ÎÊÌ⣬»òÕßÈÏΪ¼´Ê¹ÓÐÄÚ´æÐ¹Â©Ò²²»ÊdzÌÐòµÄÔðÈΣ¬¶øÊÇGC »òJVMµÄÎÊÌâ¡£Æäʵ£¬ÕâÖÖÏë·¨ÊDz»ÕýÈ·µÄ£¬ÒòΪJava Ò²´æÔÚÄÚ´æ ......

Java MEµÄÓÅ»¯

ÎÄÕÂÒ»
ÎÄÕ¶þ
ÎÄÕÂÈý
Ô­ÎÄ
J2ME¿ª·¢ÓÅ»¯
1¡¢²Â²âVectorµÄ³¤¶È
2¡¢Ê¹Óþֲ¿±äÁ¿
3¡¢±ÜÃâ×Ö·û´®±È½Ï
4¡¢½«±äÁ¿ºÍ·½·¨ÉùÃ÷ΪfinalºÍstatic£¬ÒÔ¼Ó¿ì·ÃÎÊ
5¡¢Ê¹ÓöèÐÔʵÀý»¯
6¡¢´¦ÀíoutofmemoryError´íÎó
7¡¢Ê¹ÓÃÊý×é¶ø²»ÊǶÔÏó
8¡¢µ¹¼ÆÖÁÁãµÄµü´úÑ­»·£¬ÒòΪºÍÁã±È½Ï½«»á½Ï¿ì
9¡¢°ÑÒýÓÃÉèÖÃΪNULL
10¡¢×î´óÏÞ¶ÈµÄ ......
© 2009 ej38.com All Rights Reserved. ¹ØÓÚE½¡ÍøÁªÏµÎÒÃÇ | Õ¾µãµØÍ¼ | ¸ÓICP±¸09004571ºÅ