On 02/11/10 18:29, Jonathan Tripathy wrote:
> I don't really mind what happens, as
> long as the user is made aware of what has happen, and there aren’t any
> memberships with no corresponding customers.
Well, that's taken care of by a referential integrity constraint. You
don't need anything else.
It sounded earlier like you also needed to ensure that there were no
customers without corresponding memberships.
--
Craig Ringer
Tech-related writing: http://soapyfrogs.blogspot.com/