aliensbrain
  • Home
  • Study
  • Quizzes
  • 🎤AI Practicefree
  • Notebooks
  • Community
  • Sign in
  • Database Management System
  • How do we produce the relation that has attributes of X1 ...
Multiple choice

How do we produce the relation that has attributes of X1 and X2?

  1. Difference

  2. Projection

  3. Natural join

  4. Cartesian product

Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

The cartesian product of two tables combines each row in one table with each row in the other table.

Keep practicing — related questions

  • ________ produces the relation that has attributes of R1 and R2.
  • Consider the following: $r(R):$r is a relation with attribute R $s(S):$s is a relation with attribute S $|x...
  • Which of the following operations in relation algebra requires two relations having the same number of attr...
  • Which of the following permits the combining of two relations to form a single relation and the processing ...
  • Which of the following operations in relation algebra produces all combinations of tuples from two relation...
  • Which of the following yields a vertical subset of the relation, either to reduce the number of attributes ...
  • Which of the following operators in relational algebra, selects a subset of tuples of the relation that sat...
  • The __________ terminology in relational data model is defined as a set of allowed values for one or more a...
Play the full quiz 🎤 Practise this topic out loud
Advertisement
© Aliensbrain | all rights reserved
  • About
  • Contact
  • Terms and Condition
  • Privacy Policy