Saturday, 17 December 2016

Entity Relationship Model in DBMS for database design

Entity-relationship model, Database design with ER model, Define ER model, Explain ER modelling, Examples for designing databases using ER modelling, ER model concepts, ER model exercises


Entity-Relationship model


  • Introduction
  • Entities and Entity Sets
  • Relationship sets
  • Diagrammatic notation for ER model
  • participation constraint - Partial participation
  • Extended ER model
  • Strengths (advantages/merits) of ER modelling
  • Weaknesses (disadvantages/demerits) of ER modelling
Exercises/Quizzes/Question and Answers
  • ER modelling exercises







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