1 votes 1 votes  In the above ER diagram how many relational table and attributes will be in respective table?? Databases er-diagram + – BHOJARAM asked Dec 21, 2021 BHOJARAM 665 views answer comment Share Follow See all 4 Comments See all 4 4 Comments reply aaa 1 commented Dec 22, 2021 reply Follow Share @BHOJARAM 1. https://gateoverflow.in/173567/Minimum-relations-required-for-er-diagram 2. https://gateoverflow.in/3717/Gate-it-2004-question-73 3. https://gateoverflow.in/143588/Minimum-number-of-tables-to-represent-er-diagram 0 votes 0 votes BHOJARAM commented Dec 22, 2021 reply Follow Share @aaa 1 E1R(D, E, D) where 1st D is primary key and 2nd D is foreign key. Correct me if I am wrong? 1 votes 1 votes aaa 1 commented Dec 23, 2021 reply Follow Share @BHOJARAM ## E1R(D, E, D) where 1st D is primary key and 2nd D is foreign key.... yes , correct ... 1 votes 1 votes BHOJARAM commented Dec 25, 2021 reply Follow Share Thanx @aaa 1 0 votes 0 votes Please log in or register to add a comment.
0 votes 0 votes 2 tables if NULL values are allowed R1(D,E)R2(D,E,D) considering R2 is the table representing the many side 3 tables if NULLs arent allowed . R1(D,E) R2(D,E),R(D,D) Psy Duck answered Jul 6, 2023 Psy Duck comment Share Follow See all 0 reply Please log in or register to add a comment.
