On Sun, Dec 11, 2005 at 16:31:59 +0100,
Frank van Vugt <ftm(dot)van(dot)vugt(at)foxi(dot)nl> wrote:
>
> Ratio: when deferred triggers on table A are used to calculate field values of
> table B (which then obviously need an update), one might want to prevent
> direct updates on these fields of table B
It might also work for you to do this with access rights. The triggers can
have different access rights than the user that caused the trigger to fire.