Dimitri Fontaine <dimitri@2ndQuadrant.fr> writes:
> I don't foresee more generic needs here, unless you can convince me that
> we need both a. a full stack of arbitrarily nested commands and b. a way
> to match and target any level of that stack.
Um ... isn't the burden of proof the other way around here? That is,
what's the argument that we *don't* need that?
regards, tom lane