Re: COMMAND_OK for PL/pgSQL? - Mailing list pgsql-general

From Ben
Subject Re: COMMAND_OK for PL/pgSQL?
Date
Msg-id Pine.LNX.4.44.0210271059480.16949-100000@localhost.localdomain
Whole thread Raw
In response to Re: COMMAND_OK for PL/pgSQL?  (Darko Prenosil <darko.prenosil@finteh.hr>)
List pgsql-general
Hmmm.... I guess what I was hoping was to be able to return specific error
codes in case the insert failed.

On Sun, 27 Oct 2002, Darko Prenosil wrote:

> On Saturday 26 October 2002 15:07, Ben wrote:
> > I'm just getting into writting stored procs with PL/pgSQL, and I'm having
> > a hard time finding a way to check the status of my commands. For
> > instance, I see that after an insert, I can get the RESULT_OID - but I'm
> > not sure this is a good way to check if the insert happened correctly and
> > didn't violate any constraints. If it is, how do I check that the oid
> > returned is valid?
> >
>
>     I think, when referential integrity is violated, exception is raised
> automatically, transaction that PL/PSQL started is rolled back and
> exit from function occurs.
>     If you check your data for example in "TRIGGER", and you
> find out that the data is invalid, all you have to do is "RAISE EXCEPTION".
> So if the insert is invalid, there is no need to check it again, because the
> line after that "INSERT" statement will never be executed.
> It is similar to THROW in C++, only there is only one "CATCH" statement,
> handled by server.
>
> >
> >
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