M

Mr. Dubey • 102.44K Points
Coach

Q. What action does ⋈ operator perform in relational algebra

  • (A) Output specified attributes from all rows of the input relation and remove duplicate tuples from the output
  • (B) Outputs pairs of rows from the two input relations that have the same value on all attributes that have the same name
  • (C) Output all pairs of rows from the two input relations (regardless of whether or not they have the same values on common attributes)
  • (D) Return rows of the input relation that satisfy the predicate
Share

No solution found for this question.
Add Solution and get +2 points.

You must be Logged in to update hint/solution

Discusssion

Login to discuss.

Related MCQs

Q. It’s perfectly all right to use variables of different data types in the same arithmetic expression.

Q. The n-bit address is placed in the

Q. REST service end point comprises an address.

Q. Which of the function provides consecutive numbering except in the case of a tie?

Q. The computer cluster architecture emerged as a result of

Q. What is the average life expectancy of most of the firms?

Q. In following type of feature selection method we start with empty feature set

Q. The nested relational model is also known as ____________

Q. The DMA transfers are performed by a control circuit called as

Q. Each array declaration need not give, implicitly or explicitly, the information about

Question analytics