[DA4-3] Logical models

A logical data model expresses the meaning context of a conceptual data model, and adds to that detail about data (base) structures, e.g. using topologically-organized records, relational tables, object-oriented classes, or extensible markup language (XML) construct tags

External resources

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

Learning outcomes

• 642 - Differentiate between conceptual and logical models, in terms of the level of detail, constraints, and range of information included
  Differentiate between conceptual and logical models, in terms of the level of detail, constraints, and range of information included
• 643 - Define the cardinality of relationships
  Define the cardinality of relationships
• 644 - Explain the various types of cardinality

  Explain the various types of cardinality

• 647 - Evaluate the various general data models common in GIS project

  Evaluate the various general data models common in GIS project

• 648 - Create logical models based on conceptual models using UML or other tools

  Create logical models based on conceptual models using UML or other tools

Self assessment

Outgoing relations

• [DA4-3] Logical models subclassof [DA4] Database design

Contributors

• Carlos Granell Canut
  Universitat Jaume I, Spain
  https://scholar.google.com/citations?user=K9jGzhQAAAAJ&hl=es