Conversion of E-R Diagram into Relational Model
Conversion of an E-R diagram into a relational model is required because E-R diagrams represent the conceptual level of the database design while the relational model represents the logical level.
Conversion of an E-R diagram into a relational model is required because E-R diagrams represent the conceptual level of the database design while the relational model represents the logical level.
Relationships in the E-R diagram play a very vital role as they are the ones with the help of which one can convert any E-R diagram into database tables
Entity-Relationship Diagrams is a visual tool which is helpful to represent the Entity-Relationship model. It was proposed by Dr. Peter Chen in 1971.