Multiple choice

Which of the following layer decomposes the distributed calculus query into an algebraic query on global relations?

  1. Data localisation

  2. Global query optimisation

  3. Query decomposition

  4. Local query optimisation

  5. Query processor

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

This layer decomposes the distributed calculus query into an algebraic query on global relations.