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ER modeling
ER modeling
ER modeling
ER modeling
ER modeling
ER modeling
ER modeling
ER modeling
ER modeling
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ER modeling

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ER Modeling with Guru99 http://www.guru99.com

ER Modeling with Guru99 http://www.guru99.com

Published in: Education, Technology, Business
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Transcript

  • 1. ER MODELING SQL
  • 2. DEFINE • ER Modeling is a graphical approach to database design . • In Entity Relationship Modeling, we model entities, their attributes and relationships among entities.
  • 3. ENHANCED ENTITY RELATIONSHIP (EER) MODEL • Enhanced Entity Relationship (EER) Model is a “high level data model” which provides extensions to original Entity Relationship (ER) model.
  • 4. ER MODEL WITH UML NOTATION
  • 5. WHY USE ER MODEL?
  • 6. NOW LETS CREATE EER MODEL USING MYSQL WORKBENCH
  • 7. GURU99 IS ON MISSION TO MAKE EDUCATION FUN AND FREE •For More Detail on Sql ER-Modeling Visit as at http://www.guru99.com/er-modeling.html

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