0 votes 0 votes How many minimum number of tables needed for this Quaternary Relationship? Databases databases er-diagram er-to-relational relational + – Balaji Jegan asked Nov 4, 2018 Balaji Jegan 2.3k views answer comment Share Follow See all 27 Comments See all 27 27 Comments reply Show 24 previous comments Gurdeep Saini commented Jan 28, 2019 reply Follow Share how a multivalued attribute can be a primary key (z) 0 votes 0 votes hitesh159 commented Oct 31, 2019 reply Follow Share any good source to learn this topic???,i am unable to find any standard rules 0 votes 0 votes `JEET commented Oct 31, 2019 reply Follow Share Refer Korth. It's given there. 0 votes 0 votes Please log in or register to add a comment.
2 votes 2 votes 7 4 for entities and 3 for multivalued mranaljoshi answered Nov 7, 2018 mranaljoshi comment Share Follow See all 3 Comments See all 3 3 Comments reply Balaji Jegan commented Nov 8, 2018 reply Follow Share Doesn't the relation require an extra table, since it is Quaternary? 0 votes 0 votes mranaljoshi commented Nov 9, 2018 reply Follow Share it has nothing to do with it.we just see the entities and m to n relationships in order to have the min tables 0 votes 0 votes jiminpark commented Jan 21, 2022 reply Follow Share @mranaljoshi Sir, I have read somewhere that if any entity had more than one Multivalued attributes, it can even be put in the same table created for other multivalued. Means here in this case we dont need fo create seperate tables for two Multivalued attributes of same entity, it can be put into one. Is it true? 0 votes 0 votes Please log in or register to add a comment.
1 votes 1 votes I think answer is 6 nishant_magarde answered Nov 25, 2018 nishant_magarde comment Share Follow See all 0 reply Please log in or register to add a comment.