Publisher's Synopsis
The fourth edition of this text presents comprehensive treatment of all aspects of database development - emphasizing the need to design database systems based on what the user wants the database to do.;With its coverage now balanced between entity-relationship and semantic-object models, ths text examines all of the stages of database development - data modelling, database design, and database implementation - presenting concepts in a logical, commonsense manner, with a wealth of concrete, practical examples.