Q11hard
(Notation-Tracing) In Relational Algebra, which operator is mathematically equivalent to a Cartesian Product followed by a Selection based on a join condition?
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Relational Algebra & Calculus MCQs
Topic-wise practice questions for Database Management Systems. Test your knowledge, check solutions on demand, and pace your preparation.
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Practice in Timed ModeQ12medium
Relation R has 10 tuples and Relation S has 20 tuples. If we perform the operation R ∪ S, what is the minimum and maximum possible number of tuples in the result? (Assume R and S are union-compatible).