Chapter 55 Data Modelling - Introduction. Compiled by Eddie Moorcroft Source: P M Heathcote A level ICT. Traditional file approach. Most organisations began information processing on a small scale, by computerising each department independently, one by one.
Compiled by Eddie Moorcroft
Source: P M Heathcote A level ICT
Joe Bloggs,25/03/83,012345Conceptual data model - continued
(One to Many)
(Many to Many)