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List:       postgresql-sql
Subject:    Re: [SQL] A bug in triggers PG 7.1.3 or misunderstand ?
From:       domingo () dad-it ! com (Domingo Alvarez Duarte)
Date:       2001-09-28 8:28:25
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tgl@sss.pgh.pa.us (Tom Lane) wrote in message news:<28856.1001608373@sss.pgh.pa.us>...
> I think you need "return old", not "return new", in the body of the
> trigger if you want the delete to take place.  new would be NULL in
> a delete situation ...
> 
> 			regards, tom lane
> 
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Ok I saw that in the documentation so I tryied a variant of it:

if TG_OP = 'DELETE' then
 return old;
else
 return new;
end if;

But the TG_OP comes empty and it allawys try return new preventing the
delete to happen.

And that was supposed to work isn't it ?

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