Chris,

Well, dang, it does work!

Guess I should have tried it myself first.

It will only work from SQL Plus though, or other
tools that capture DBMS_OUTPUT.

Oracle must send it to the big bit bucket in the
sky otherwise.

Jared







"Grabowy, Chris" <[EMAIL PROTECTED]>
05/10/2002 11:25 AM

 
        To:     "'[EMAIL PROTECTED]'" <[EMAIL PROTECTED]>, 
"'[EMAIL PROTECTED]'" <[EMAIL PROTECTED]>, 
"'[EMAIL PROTECTED]'" <[EMAIL PROTECTED]>
        cc: 
        Subject:        RE: AFTER CREATE trigger help, please


Actually...

SQL> create or replace trigger test
  2  after insert on test_table
  3  begin
  4  dbms_output.put_line ('Hello from trigger!!!');
  5  end;
  6  /

Trigger created.

Elapsed: 00:00:00.02
SQL> insert into test_table values ('Hello');
Hello from trigger!!!

1 row created.

Elapsed: 00:00:00.06

Execution Plan
----------------------------------------------------------
   0      INSERT STATEMENT Optimizer=CHOOSE




Statistics
----------------------------------------------------------
          3  recursive calls
          5  db block gets
          7  consistent gets
          0  physical reads
        372  redo size
        550  bytes sent via SQL*Net to client
        627  bytes received via SQL*Net from client
          4  SQL*Net roundtrips to/from client
          2  sorts (memory)
          0  sorts (disk)
          1  rows processed

SQL> 

Bill, I would simplify the trigger, and then work out from there.

Chris

-----Original Message-----
Sent: Friday, May 10, 2002 2:23 PM
To: Multiple recipients of list ORACLE-L


Bill,

A trigger cannot display output.

Where would it go?  A trigger does not run in an interactive
session, it runs in the database independently, regardless
of the presence or absence of a SQL Plus session.

Jared





"Magaliff, Bill" <[EMAIL PROTECTED]>
Sent by: [EMAIL PROTECTED]
05/10/2002 09:08 AM
Please respond to ORACLE-L

 
        To:     Multiple recipients of list ORACLE-L 
<[EMAIL PROTECTED]>
        cc: 
        Subject:        AFTER CREATE trigger help, please


I'm creating an AFTER CREATE ddl trigger:

CREATE OR REPLACE TRIGGER after_create_trg
  after create
   on lwdev.schema
begin
   if sys.dictionary_obj_type='TABLE'
                 OR sys.dictionary_obj_type='SEQUENCE'
    then

                 begin
                                  dbms_output.put_line ('TEST');
                                  dbms_output.put_line 
(sys.dictionary_obj_name || ' , ' ||
sys.dictionary_obj_type);
                 exception
                                 when others then 
                                                 dbms_output.put_line 
('ERROR');

                 end;
   end if;

end;
/

Trigger created as user LWDEV

I have serverout set to ON, but I get nothing when creating a new table . 
.
. 

any ideas, please??

thanks, all

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