0 votes 0 votes Which of the following is the operation developed specifically for the relational databases? (a) Union (b) Cartesian product (c) Division (d) Difference Databases rdbms-relational-algebra + – Sanjay Sharma asked Nov 25, 2021 Sanjay Sharma 371 views answer comment Share Follow See all 0 reply Please log in or register to add a comment.
0 votes 0 votes (b) Cartesian product … The cartesian product is implemented in SQL as the Cross join operator… The cartesian product (X) of two relations is a join that is not restricted by any criteria, resulting in every tuple of the first relation being matched with every tuple of the second relation… The cartesian product is implemented in SQL as the Cross join operator... 1. https://en.wikipedia.org/wiki/Relational_database wer 123 answered Nov 25, 2021 wer 123 comment Share Follow See all 0 reply Please log in or register to add a comment.
