> I have a table where I would like members of a uid field to be limited
> by the range of values that are in another field. What I am looking for
> would be taken care of with the enum() operator except I need the range
> of values to be dynamic - because uid will change. I've been told that
> foreign key constraints is what I want for this problem but I wonder do
> they have to be foreign? All I want is a dynamic enum constraint for on
> column depending on the values in another, within the same table.
As far as I know, ENUMs cannot be "dynamic".
So yes, they have to be FKs.
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