[DA4-4] Physical models

A physical data model documents how data are to be stored and accessed on storage media of computer hardware

External resources

• Nyerges, T. (2017). Physical Data Models. In: Wilson, J.P. (ed.) The Geographic Information Science & Technology Body of Knowledge (1st Quarter 2017 Edition)

Learning outcomes

• 649 - Differentiate between logical and physical models, in terms of the level of detail, constraints, and range of information included
  Differentiate between logical and physical models, in terms of the level of detail, constraints, and range of information included
• 650 - Recognize the constraints and opportunities of a particular choice of software for implementing a physical model

  Recognize the constraints and opportunities of a particular choice of software for implementing a physical model

• 651 - Create UML diagrams of physical models based on logical model diagrams and software requirements

  Create UML diagrams of physical models based on logical model diagrams and software requirements

• 652 - Create a complete design document ready for implementation
  Create a complete design document ready for implementation

Self assessment

Outgoing relations

• [DA4-4] Physical models (proposed relation) [IP3-8] Physical-model based analysis
• [DA4-4] Physical models subclassof [DA4] Database design