Representing Entity sets in ER Diagram Entity sets can be represented graphically as follows: Rectangles represent entity sets. Attributes listed inside entity rectangle Underline indicates primary key attributes instructor student D D name name salary tot cred Database System Concepts-7th Edition 6.12 @Silberschatz,Korth and SudarshanDatabase System Concepts - 7 6.12 ©Silberschatz, Korth and Sudarshan th Edition Representing Entity sets in ER Diagram ▪ Entity sets can be represented graphically as follows: • Rectangles represent entity sets. • Attributes listed inside entity rectangle • Underline indicates primary key attributes