Classification Based on Data Model

Learn about relational, hierarchical, network, document, and dimensional data models.

There are five types of DBMS based on their data model, as we list below:

  • Relational

  • Hierarchical

  • Network

  • Document

  • Dimensional

Relational data model

The relational data model, proposed by E.F. Codd in 1970, is the most widely used DBMS.

A relation (or table) is a collection of data elements organized in a tabular format of rows and columns.

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