3 votes 3 votes With respect to relational algebra, which of the following operations are included from mathematical set theory? Join Intersection Cartisian product Project i and iv ii and iii iii and iv ii and iv Databases ugcnetcse-june2019-paper2 relational-algebra + – Arjun asked Jul 2, 2019 • edited Jan 8 by makhdoom ghaya Arjun 3.0k views answer comment Share Follow See all 2 Comments See all 2 2 Comments reply Abhisek Tiwari 4 commented Jul 3, 2019 reply Follow Share 2 Intersection and Cartesian Product. 1 votes 1 votes Vidushi Agrawal commented Sep 20, 2019 reply Follow Share b and c(intersection and cartesian are used from mathematical set theory) 0 votes 0 votes Please log in or register to add a comment.
0 votes 0 votes Answer 2 b,c Set theory contain operation e.g. union, intersection,set difference, Cartesian product, complementation and ,power set. https://www.cs.sfu.ca/~ggbaker/zju/math/set-oper.html https://en.m.wikipedia.org/wiki/Set_theory Ram Swaroop answered Jul 3, 2019 Ram Swaroop comment Share Follow See all 0 reply Please log in or register to add a comment.
0 votes 0 votes ans- b Intersection and Cartisian product Shailendra_ answered Nov 23, 2019 Shailendra_ comment Share Follow See all 0 reply Please log in or register to add a comment.
0 votes 0 votes intersection and cartesian product are taken from SET theory. DIBAKAR MAJEE answered Apr 29, 2020 DIBAKAR MAJEE comment Share Follow See all 0 reply Please log in or register to add a comment.