Martijn Tonies schreef:
> Hello Frank,
>
>
>> The closest to a domain Oracle has is a table (yes I know -
>> sounds obvious), a lookup table to be precise.
>
> Although this may be a solution for the problem described,
> it has nothing to do with a "domain" as used in relational
> theory.
>
> Please read my description in another post in this thread.
>
>
>
Please read up on how to implement super- and subtypes
of an entity in Designer - a tool that generates Oracle
DDL.
It was my understanding the OP meant the implementation phase,
not the modeling phase. Don't start lecturing relational theory
when the OP wants a (technical) solution.
--
Regards,
Frank van Bortel
Top-posting is one way to shut me up...
Received on Sun Jan 21 2007 - 07:39:48 CST
