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oracleµ÷ÓÃjava·½·¨´íÎó: ORA-29541: ÎÞ·¨½âÎöÀà.

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 1.Ê×ÏÈÎÒ×öÁËн¨ÁËÒ»¸ö²âÊÔµÄÏîÄ¿,ÀïÃæ¾ÍÖ»ÓÐÒ»¸öµ¥¶ÀµÄMain²âÊÔÀà. ÀïÃæÓÐÒ»¸ö·½·¨:
public static String sayHello(String name){
  return " hello " + name;
}
 2.È»ºó°ÑÏîÄ¿´ò°ü³Éprj.jar.
  ÎÒÓÃloadjava -user sys/sys@databaseName prj.jar 
select DBMS_JAVA.LONGNAME(OBJECT_NAME) as OBJECT_NAME
  from USER_OBJECTS
 where OBJECT_TYPE like 'JAVA%'
 and object_name like '%Main'
ÒѾ­²éѯµ½Õâ¸öÀà.
 3.È»ºóÔÚoracleÖз¢²¼java³ÌÐò:
create or replace function hello (name VARCHAR2) return VARCHAR2 
  as language java name
  'Main.sayHello (java.lang.String) return java.lang.String ';
Ö´ÐÐ:
  select hello(' world! ') from dual;
Ìáʾ:ORA-29541: ÎÞ·¨½âÎöÀà SYS.Main.
ÇëÖ¸½Ì.

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ÏÖÔÚ,10G¼°ÆäÒÔºó°æ±¾µÄOracleÊý¾Ý¿âÌṩÁ˶ÔJava³ÌÐòµÄ¸ü¶àµÄÖ§³Ö,ºÜºÃµÄ½â¾öÁËÕâ·½ÃæµÄÎÊÌâ. ½â¾ö·½·¨ÈçÏÂ,
1. Ê×ÏÈÎÒÃÇ´´½¨µ÷ÓòÙ×÷ϵͳÃüÁîµÄJava·½·¨
create or replace and compile java source named oscmd as
import java.io.*;
import java.lang.*;
public class OSCmd extends Object {
  public static int OSCmd(String args) {
  Runtime rt = Runtime.getRuntime();
  int rc = -1;
  try


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