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ER model stands for an Entity-Relationship model . It is a high-level data model . The Entity Relationship model was proposed by Peter Chen in 1976. ER model is a logical representation of an enterprise data. ER model is a diagrammatic representation of logical structure of database . E-R model describes relationship among entities and attributes. Introduction ER Model stands for Entity-Relationship Model , also known as a high-level data model that shows the relationship among the entity sets. ER Model is used to define the entities and the relationships between them. It helps developers to design the conceptual design or you can say the logical design of the system from a data perspective. ER model describes the structure of a database with the help of a diagram, which is known as the Entity-Relationship Diagram ( ER Diagram). What is ... What is ER Model ? ER Model stands for Entity Relationship Model is a high-level conceptual data model diagram. ER model helps to systematically analyze data requirements to produce a well-designed database . The ER Model represents real-world entities and the relationships between them. Creating an ER Model in DBMS is considered as a best practice before implementing your database . Learn what an ER diagram is, how to draw it, and why it is used in database design. Understand the symbols, components, and types of relationships in an ER model with examples and diagrams.
