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

MyeclipseÖÐÁ¬½ÓOracleµÄ¾­µä´úÂë

 package cn.edu.bit.test;
import java.sql.*;
public class Jdbc {
 public static void main(String[] args)
 {
     try{ 
      Class.forName("oracle.jdbc.driver.OracleDriver").newInstance();
     System.out.println("×¢²á³É¹¦");    
     String URL = "jdbc:oracle:thin:localhost:1521:orcl";
      String user = "username";  //Á¬½ÓÊý¾Ý¿âµÄÓû§Ãû
      String password = "password";//Á¬½ÓÊý¾Ý¿âµÄÃÜÂë
      Connection conn = DriverManager.getConnection(URL, user, password); 
     System.out.println("Á¬½Ó³É¹¦"); 
      Statement st;
       st = conn.createStatement(); 
     ResultSet rs; 
       rs = st.executeQuery("select * from scott.project"); 
    while(rs.next()){ 
       System.out.println(rs.getString("time")); 
     } 
       }catch(Exception e)
     {     e.printStackTrace();    
    
     System.out.println("Á¬½Óʧ°Ü");    
   } 
      } 
}


Ïà¹ØÎĵµ£º

OracleÓëSQL ServerÊý¾Ý»¥ÓÃÐÔ£¨3£©

 ×÷Õß Haidong Ji  ·­Òë GoodKid
ÔÚÎҵĹØÓÚOracleºÍSQL Server »¥ÓÃÐÔµÄϵÁÐÎÄÕ part 1 ºÍ part 2 µ±ÖУ¬ÎÒÌÖÂÛÁËOracleºÍSQL Server µÄһЩ²»Í¬µãµÄ»°ÌâÒÔ¼°OracleÇý¶¯µÄ¿ÉÑ¡ÐÔ¡£ÔÚ±¾Ö÷ÌâÖУ¬ÎÒ½«ÌÖÂÛÒ»¸öÀ´×ÔOracle 10gµÄй¤¾ß£¬Oracle¼´Ê±¿Í»§¶Ë¡£
¶ÔÓÚOracle 10gÒÔǰµÄ°æ±¾£¬Èç¹ûÏ뽨Á¢ºÍOracleµÄÁ¬½Ó£¬ ......

OracleÓëSQL ServerÊý¾Ý»¥Ò×ÐÔ£¨1£©

×÷Õß Haidong Ji ·­Òë GoodKid
ÎÒÃǵ±ÖеĴ󲿷ÖÈ˹¤×÷ÔÚÒ»¸öµ¥Ò»µÄ RDBMS ϵͳÖУ¬Èç MSSQL, Oracle, or IBM DB2¡£È»¶ø£¬ÎÒÃÇÈÕÒæ¸Ð¾õµ½£¬ÎÒÃÇÕý´¦ÓÚ²»Í¬µÄÊý¾Ý¿â»·¾³µ±Öв¢ÇÒÐèÒª½â¾öÊý¾ÝµÄ»¥ÓÃÐÔÎÊÌâ¡£
¾¡¹ÜÖ÷ÒªµÄ RDBMS ³§ÉÌÊÔͼȥ×ñÑ­¹ØÏµÊý¾Ý¿âÄ£ÐÍÔ­Àí£¬²¢ÇÒÓ÷dz£Ð¡µÄ²îÒìȥʵÏÖËüÃÇ¡£ÁíÍ⣬¼¸ºõÖ÷ÒªµÄ ......

OracleËø»úÖÆ


ÉèÁ¢·âËø»úÖÆÖ÷ÒªÊÇΪÁ˶Բ¢·¢²Ù×÷½øÐпØÖÆ£¬¶Ô¸ÉÈŽøÐзâËø£¬±£Ö¤Êý¾ÝµÄÒ»ÖÂÐÔºÍ׼ȷÐÔ¡£OracleÊý¾Ý¿â·âËø·½Ê½ÓÐÈýÖÖ£º¹²Ïí·âËø£¬¶ÀÕ¼·âËø£¬¹²Ïí¸üзâËø
¡¡¡¡ [b:8f4f63b9bb]·âËøÀàÐÍ[/b:8f4f63b9bb]
¡¡¡¡ Oracle¡¡RDBMSµÄ·âËøÀàÐͿɷÖΪÈçÏÂÈýÀࣺ
¡¡¡¡ £±¡¢ÄÚ²¿¼¶·âËø
¡¡¡¡ ÄÚ²¿¼¶·âËøÊÇÓÃÓÚ±£»¤ORACLEÄÚ²¿½á ......

ѧϰOracleÖÐBlobºÍClobÒ»µãµãÐĵÃ

BlobÊÇÖ¸¶þ½øÖÆ´ó¶ÔÏóÒ²¾ÍÊÇÓ¢ÎÄBinary Large ObjectµÄËùд£¬¶øClobÊÇÖ¸´ó×Ö·û¶ÔÏóÒ²¾ÍÊÇÓ¢ÎÄCharacter Large ObjectµÄËùд¡£Óɴ˿ɼûÕâÁ¾¸öÀàÐͶ¼ÊÇÓÃÀ´´æ´¢´óÁ¿Êý¾Ý¶øÉè¼ÆµÄ£¬ÆäÖÐBLOBÊÇÓÃÀ´´æ´¢´óÁ¿¶þ½øÖÆÊý¾ÝµÄ£»CLOBÓÃÀ´´æ´¢´óÁ¿Îı¾Êý¾Ý¡£
ÄÇôÓÐÈ˿϶¨ÒªÎʼÈÈ»ÒѾ­ÓÐVARCHARºÍVARBINARYÁ½ÖÐÀàÐÍ£¬ÎªÊ²Ã´»¹ÒªÔÙÊ ......

oracle Ëø£¬½âËø

http://hi.baidu.com/fyears/blog/item/5ef68ac3feb9a45db219a836.html
select object_id,session_id,locked_mode from v$locked_object;
¡¡¡¡select t2.username,t2.sid,t2.serial#,t2.logon_time
¡¡¡¡from v$locked_object t1,v$session t2
¡¡¡¡where t1.session_id=t2.sid order by t2.logon_time;
alter system ki ......
© 2009 ej38.com All Rights Reserved. ¹ØÓÚE½¡ÍøÁªÏµÎÒÃÇ | Õ¾µãµØÍ¼ | ¸ÓICP±¸09004571ºÅ