This topic contains a solution. Click here to go to the answer
« previous next »

Author Question: Surrogate keys usually slow performance. Indicate whether the statement is true or ... (Read 63 times)

scienceeasy

  • Hero Member
  • *****
  • Posts: 565
on: Jul 7, 2018
Surrogate keys usually slow performance.
 
  Indicate whether the statement is true or false

Question 2

An identifier serves the same role for a table that a key does for an entity.
 
  Indicate whether the statement is true or false


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

Joc

  • Sr. Member
  • ****
  • Posts: 317
Reply #1 on: Jul 7, 2018
Answer to Question 1

FALSE

Answer to Question 2

FALSE


scienceeasy

  • Member
  • Posts: 565
Reply 2 on: Jul 7, 2018
Great answer, keep it coming :)

jomama

  • Member
  • Posts: 346
Reply 3 on: Yesterday
YES! Correct, THANKS for helping me on my review

« previous next »
 

Did you know?

Addicts to opiates often avoid treatment because they are afraid of withdrawal. Though unpleasant, with proper management, withdrawal is rarely fatal and passes relatively quickly.

Did you know?

Human stomach acid is strong enough to dissolve small pieces of metal such as razor blades or staples.

Did you know?

People with alcoholism are at a much greater risk of malnutrition than are other people and usually exhibit low levels of most vitamins (especially folic acid). This is because alcohol often takes the place of 50% of their daily intake of calories, with little nutritional value contained in it.

Did you know?

Certain rare plants containing cyanide include apricot pits and a type of potato called cassava. Fortunately, only chronic or massive ingestion of any of these plants can lead to serious poisoning.

Did you know?

Excessive alcohol use costs the country approximately $235 billion every year.

True-color view of Mars seen through NASA's Hubble Space Telescope in 1999 True-color view of Mars seen through NASA's Hubble Space Telescope in 1999
Which do you think is most at work in a debate contest, mastery- or performance-goal orientations or ... Which do you think is most at work in a debate contest, mastery- or performance-goal orientations or ...
The activity recorded by PET scans during the performance of newly learned and well-practiced ... The activity recorded by PET scans during the performance of newly learned and well-practiced ...
True Dover Sole True Dover Sole
Effects of Retrieval Practice on Predicted and Actual Memory Performance Effects of Retrieval Practice on Predicted and Actual Memory Performance
Performance Tasks on the Wechsler Tests Performance Tasks on the Wechsler Tests
Video: Immune responses Animation

For a complete list of videos, visit our video library