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Database Systems Study Guide: Certification Test 1639

Relational Algebra MCQ App & e-Book: MCQ 1639

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MCQ: 1639

In order to validate set-difference operation r -s, the requirement is that the r and s be of same

  1. Structure
  2. Declaration
  3. Arity
  4. Definition

Relational Algebra Study Guide: Database Systems App & eBook MCQ

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Relational Algebra MCQ App (iOS & Android)

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Computer Fundamentals MCQ App

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