0 votes 0 votes 6. Which is a unary operation: a) Selection operation b) Primitive operation c) Projection operation d) Generalized selection pradeepchaudhary asked Oct 11, 2018 pradeepchaudhary 450 views answer comment Share Follow See all 0 reply Please log in or register to add a comment.
0 votes 0 votes SELECT and PROJECT Dharmendra Verma answered Oct 11, 2018 Dharmendra Verma comment Share Follow See all 0 reply Please log in or register to add a comment.