4 votes 4 votes What type of representation is this ?? No cardinality ratio and what is diffrence between arrowed line (between R and B) and solid line (between A and R) Databases ace-test-series databases er-diagram + – ashish pal asked Jan 10, 2018 • edited Mar 6, 2019 by Rishi yadav ashish pal 605 views answer comment Share Follow See all 7 Comments See all 7 7 Comments reply Show 4 previous comments Deepak Kumar 12 commented Jan 10, 2018 reply Follow Share Read Entity Relationship Model chapter from Korth 0 votes 0 votes smsubham commented Jan 14, 2018 reply Follow Share Can someone explain how answer is 100? 0 votes 0 votes gari commented Jan 17, 2018 reply Follow Share @ Anu007 sir , one entity of A can be connected to all of B . so shouldn't it be 1000? 0 votes 0 votes Please log in or register to add a comment.
1 votes 1 votes A is many to 1 for both B & C ,that can be interpreted as every attribute in A can have max 1 link to b and C ....So max tuples in R is max tuples of A .100 Madddoss answered Sep 23, 2019 Madddoss comment Share Follow See all 0 reply Please log in or register to add a comment.
