An description of how the DBMS may combine multiple heuristic rules and cost estimate techniques in the course of query optimisation, as well as how this may impact the amount of work done by the DBA.

A Guide to SQL
9th Edition
ISBN:9781111527273
Author:Philip J. Pratt
Publisher:Philip J. Pratt
Chapter2: Database Design Fundamentals
Section: Chapter Questions
Problem 13RQ: Define second normal form. What types of problems might you encounter using tables that are not in...
icon
Related questions
Question

An description of how the DBMS may combine multiple heuristic rules and cost estimate techniques in the course of query optimisation, as well as how this may impact the amount of work done by the DBA.

Expert Solution
steps

Step by step

Solved in 3 steps

Blurred answer
Knowledge Booster
Database Management
Learn more about
Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, computer-science and related others by exploring similar questions and additional content below.
Similar questions
  • SEE MORE QUESTIONS
Recommended textbooks for you
A Guide to SQL
A Guide to SQL
Computer Science
ISBN:
9781111527273
Author:
Philip J. Pratt
Publisher:
Course Technology Ptr
Database Systems: Design, Implementation, & Manag…
Database Systems: Design, Implementation, & Manag…
Computer Science
ISBN:
9781305627482
Author:
Carlos Coronel, Steven Morris
Publisher:
Cengage Learning
Database Systems: Design, Implementation, & Manag…
Database Systems: Design, Implementation, & Manag…
Computer Science
ISBN:
9781337627900
Author:
Carlos Coronel, Steven Morris
Publisher:
Cengage Learning
Database Systems: Design, Implementation, & Manag…
Database Systems: Design, Implementation, & Manag…
Computer Science
ISBN:
9781285196145
Author:
Steven, Steven Morris, Carlos Coronel, Carlos, Coronel, Carlos; Morris, Carlos Coronel and Steven Morris, Carlos Coronel; Steven Morris, Steven Morris; Carlos Coronel
Publisher:
Cengage Learning