Saturday, September 7, 2019

Data Modeling in DBMS

Data Modeling


Data Modeling


Entity relationship model is a model used for design and representation of relationship between data.
The main data objects are termed as entities with their details defined as attributes, same of those attributes are important and used to identify the entity and different entity the entity and different are related using relationship.

The ER Data model employees 3 basic Notation: -

1) Entity Set

2) Relationship Set

3) Attributes

Next Topic ➧ Entity In DBMS

Data Modeling

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