Logical Data Modeling - Ontology

Data System Architecture


Data Model Ontology

Data modeling is a sort of wiki/ontology.

Ontology is the philosophical study of the nature of being, existence or reality in general which deals with questions concerning what entities exist or can be said to exist, and how such entities can be:


  • Vocabulary of classified terms
  • Formally specified meaning (semantics) of terms
  • Relationships can be specified between terms
  • Ability to reason based on semantics & relationships
  • Real world entities

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Data System Architecture
Logical Data Modeling

A data model in software engineering is a graph of entity that try to represent the reality and describes how data are represented and accessed. the real world consists of entities and relationships....

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