Re: Prevent master record without detail records
From: Leo Van Nieuwenhuyse <leo.van.nieuwenhuyse_at_pandora.be>
Date: Thu, 06 Jan 2000 18:40:40 GMT
Message-ID: <Ik5d4.160$SC2.2059_at_afrodite.telenet-ops.be>
Date: Thu, 06 Jan 2000 18:40:40 GMT
Message-ID: <Ik5d4.160$SC2.2059_at_afrodite.telenet-ops.be>
Did I read right?
[Quoted] This is impossible in a relational model: The master must exist before the
detail can be made.
[Quoted] [Quoted] Can you explain your problem a little bit more in detail?
Dinis Paes <dmp_at_gist.fe.up.pt> schreef in berichtnieuws
852f81$udk$1_at_news.fe.up.pt...
> Hello,
>
> I've a form with two blocks: a master and a detail.
> I'd like to prevent the creation of master records
> for which no detail records were defined.
> What's the best way to achieve this?
>
> We're using:
> Forms [32 Bit] Version 6.0.5.31.0 (Production)
> Oracle8 Enterprise Edition Release 8.0.4.0.0 - Production
>
>
> Thanks for your time,
>
> Dinis
>
>
>
>
Received on Thu Jan 06 2000 - 19:40:40 CET