Re: Do Postgres exceptions rise up the stack?

From: "Postgres User" <postgres(dot)developer(at)gmail(dot)com>
To: "Wiebe Cazemier" <halfgaar(at)gmx(dot)net>
Cc: pgsql-general(at)postgresql(dot)org
Subject: Re: Do Postgres exceptions rise up the stack?
Date: 2007-06-30 21:52:37
Message-ID: b88c3460706301452l7b33608ah56f0c8b2db181795@mail.gmail.com
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How about this scenario:

func A()

begin
x = func B();
y = func C();

z = func D();

end

Where func A, B, C, and D all update the db. If a funciton is raised
in func D(), will all the transactions in the other children be rolled
back?
Or do I need to add code to enable this?

On 6/30/07, Wiebe Cazemier <halfgaar(at)gmx(dot)net> wrote:
> On Saturday 30 June 2007 23:14, Postgres User wrote:
>
> > A basic question about raising exceptions in Postgres:
> >
> > If Function A calls Function B
> >
> > and Func B raises an exception, will the exception roll back the
> > transaction in Func A by default? Or do I need to trap and re-raise
> > the exception in Func A?
> >
> > Thanks.
>
> Any exception aborts the transaction. That's how exceptions work. If you don't
> catch them, they bubble all the way to the surface. Otherwise it would be too
> much like if-statement error checking.
>
>
> ---------------------------(end of broadcast)---------------------------
> TIP 6: explain analyze is your friend
>

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