sam d��
     hei, it is easy,
        logon as osuser and drop the trigger, it is ok.
I tested it on my 920 on linux:
SQL> CREATE OR REPLACE TRIGGER tpp
  2    before alter or create or drop on database
  3  declare
  4          uname varchar2(20);
  5     begin
  6         select username into uname from v$session;
  7        if uname != 'SYSTEM' then
  8            raise_application_error(-20002,'notallowed');
  9         end if;
 10  end;
 11  /

Trigger created.

SQL> conn system/manager
Connected.
SQL> drop trigger tpp;

Trigger dropped.

Connect as sysdba also works:
SQL> create table t as select * from user_objects;
create table t as select * from user_objects
                                *
ERROR at line 1:
ORA-00604: error occurred at recursive SQL level 1
ORA-01422: exact fetch returns more than requested number of rows
ORA-06512: at line 4


SQL> conn / as sysdba
Connected.
SQL> drop trigger system.tpp;

Trigger dropped.

also you can try:
add _system_trigger_enabled = false in initsid.ora
and then bounce the database and drop it, remove it from the initfile and  restart , 
it will be ok.






 2002-07-21 22:38:00 You wrote:
>Hi List,
>My friend has foll.(Big)problem.
>
>He'was testing the following trigger n now stuck.
>Do not execute this trigger on ur side.
>
>CREATE OR REPLACE TRIGGER tpp
>   before alter or create or drop on database
>declare
>         uname varchar2(20);
>   begin
>       select osuser into uname from v$session;
>       if uname != 'Sachin' then
>          raise_application_error(-20002,'not
>allowed);
>       end if;
>   end;
>
>Now he can't modify/drop this trigger, He gets the
>follow error:
>ERROR at line 1:
>ORA-00604: error occurred at recursive SQL level 1
>ORA-01422: exact fetch returns more than requested
>number of rows
>ORA-06512: at line 4
>
>---------------------------------
>One thing I suggested is to make sure
>that there is only one session on server.
>Is that possible ?
>
>What are the other solutions ??
>
>(Do not execute this trigger on ur side. if u don't
>know the solution)
>
>Thx & Regards,
>Sam
>
>
>
>__________________________________________________
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Good luck!

            chaos
            [EMAIL PROTECTED]

zhu chao
DBA of Eachnet.com
86-021-32174588-667

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Author: chaos
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