1 votes 1 votes Consider an E-R diagram in which the same entity set appears several times, with its attributes repeated in more than one occurrence. Why is allowing this redundancy a bad practice that one should avoid? Databases databases korth-edition6 database-design er-diagram + – ajaysoni1924 asked Mar 28, 2019 ajaysoni1924 393 views answer comment Share Follow See all 0 reply Please log in or register to add a comment.