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Author Question: What is query optimization? What will be an ideal response?[br][br][b][color=#7BCCB5]Question ... (Read 82 times)

roselinechinyere27m

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on: Jul 7, 2018
What is query optimization?
 
  What will be an ideal response?

Question 2

What type of columns does a fact table contain?
 
  What will be an ideal response?


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cpetit11

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Reply #1 on: Jul 7, 2018
Answer to Question 1

Query optimization refers to examining multiple ways of executing the same query and choosing the fastest option.

Answer to Question 2

A fact table contains fact-measure attributes and foreign keys that connect the fact table to the dimension tables.


roselinechinyere27m

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Reply 2 on: Jul 7, 2018
Gracias!

daiying98

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Reply 3 on: Yesterday
Great answer, keep it coming :)

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