Re: Time-tested model, what is it?
From: Kentauros <joker.vd_at_gmail.com>
Date: Fri, 12 Nov 2010 13:56:50 -0800 (PST)
Message-ID: <a2e90434-e83a-4f5d-a223-b273921840c9_at_n30g2000vbb.googlegroups.com>
Date: Fri, 12 Nov 2010 13:56:50 -0800 (PST)
Message-ID: <a2e90434-e83a-4f5d-a223-b273921840c9_at_n30g2000vbb.googlegroups.com>
On Nov 12, 9:40 pm, "Matko" <mkl..._at_foi.hr> wrote:
> Hi,
>
> can someone please tell me what means that ER diagrams are time-tested
> models?
> "Entity-relationship (E-R) diagrams are time-tested models for database
> development..." (source link:http://books.google.hr/books?id=KZKylX9oH8IC&pg=PA221&dq=Barker+ER+mo...)
>
> Tnx!
> God bless You all!
> Matko
Well, the ER diagrams were invented back in 1976... which makes them being used for 34 years now. Does it answer your question? Received on Fri Nov 12 2010 - 22:56:50 CET