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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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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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/user/oracle/app/oracle/admin/grid/udump/grid1_ora_143768.trc: ORA-29902:
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