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Old 07-08-2004, 04:27 AM   #1
champ
Member
 
Registered: Jul 2002
Distribution: Slackware 10.0
Posts: 46

Rep: Reputation: 16
perl & oracle triggers


Im creating a web application using perl and connecting to oracle through DBI.

I have created a few triggers in my database. These triggers can throw various kinds of
application errors depending on different conditions

Code:
create or replace trigger xxx
before insert into table
for each row

begin
   // select statement

   if (condition1)
   then
      raise_application_error(-22222, 'error1');
   else
       // ok
   end if

   if (condition2)
   then
      raise_application_error(-22223, 'error1');
   else
       // ok
   end if

end;
my problem is this. If there is an error, how do I find out which error that was thrown?

my perl code is something like this

Code:
$sth = $dbh->prepare(sql statement);

unless ($sth->execute())
{
   // error occured
}

// query ok
When I check the error I can print the error message using $DBI::errstr, but I don't want show that on the screen. Is it possible to only display the message I wrote in the raise_application_error statement in my trigger. Or some way of distinguishing the errors.

Any help would be appriciated.
 
Old 07-08-2004, 09:49 AM   #2
jim mcnamara
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Registered: May 2002
Posts: 964

Rep: Reputation: 36
Use:
Code:
$sth->err() -- error number
$sth->errstr() -- error description
$sth->state() -- SQLSTATE, Oracle returns S100, meaning ti is not supported.
 
Old 07-12-2004, 08:32 AM   #3
champ
Member
 
Registered: Jul 2002
Distribution: Slackware 10.0
Posts: 46

Original Poster
Rep: Reputation: 16
yeah I have read about those methods somewhere....I'll give it a try. Thanks
 
  


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