Logical database design with entity-relationship model

Before you implement a database, you should plan or design it so that it satisfies all requirements. This section introduces the first task of designing a database—logical design.

Modeling your data

Designing and implementing a successful database, one that satisfies the needs of an organization, requires a logical data model. Logical data modeling is the process of documenting the comprehensive business information requirements in an accurate and consistent format. Analysts who do data modeling define the data items and the business rules that affect those data items. The process of data modeling acknowledges that business data is a vital asset that the organization needs to understand and ...

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