0 votes 0 votes can derived attribute be derived from more than one entitiy or from different entity???? Databases databases er-diagram + – shefaligups11 Gups asked Nov 27, 2016 • retagged Jul 8, 2019 by Cristine shefaligups11 Gups 305 views answer comment Share Follow See all 0 reply Please log in or register to add a comment.