Maurice Tutor

(5)

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About Maurice Tutor

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Elementary,Middle School,High School,College,University,PHD

Expertise:
Algebra,Applied Sciences See all
Algebra,Applied Sciences,Biology,Calculus,Chemistry,Economics,English,Essay writing,Geography,Geology,Health & Medical,Physics,Science Hide all
Teaching Since: May 2017
Last Sign in: 402 Weeks Ago, 5 Days Ago
Questions Answered: 66690
Tutorials Posted: 66688

Education

  • MCS,PHD
    Argosy University/ Phoniex University/
    Nov-2005 - Oct-2011

Experience

  • Professor
    Phoniex University
    Oct-2001 - Nov-2016

Category > Accounting Posted 11 Aug 2017 My Price 3.00

heuristic optimization

  1. What is meant by the term heuristic optimization? Discuss the main heuristics that are applied during query optimization.
  2. How does a query tree represent a relational algebra expression? What is meant by an execution of a query tree? Discuss the rules for transformation of query trees, and identify when each rule should be applied during optimization.

Answers

Maurice Tutor
(5)
Status NEW Posted 11 Aug 2017 01:08 AM My Price 3.00

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