This topic contains a solution. Click here to go to the answer

Author Question: Surrogate keys usually slow performance. Indicate whether the statement is true or ... (Read 82 times)

scienceeasy

  • Hero Member
  • *****
  • Posts: 565
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
Answer to Question 1

FALSE

Answer to Question 2

FALSE




scienceeasy

  • Member
  • Posts: 565
Reply 2 on: Jul 7, 2018
Wow, this really help


mcarey591

  • Member
  • Posts: 365
Reply 3 on: Yesterday
Thanks for the timely response, appreciate it

 

Did you know?

A recent study has found that following a diet rich in berries may slow down the aging process of the brain. This diet apparently helps to keep dopamine levels much higher than are seen in normal individuals who do not eat berries as a regular part of their diet as they enter their later years.

Did you know?

The immune system needs 9.5 hours of sleep in total darkness to recharge completely.

Did you know?

Acetaminophen (Tylenol) in overdose can seriously damage the liver. It should never be taken by people who use alcohol heavily; it can result in severe liver damage and even a condition requiring a liver transplant.

Did you know?

It is believed that humans initially contracted crabs from gorillas about 3 million years ago from either sleeping in gorilla nests or eating the apes.

Did you know?

About 600,000 particles of skin are shed every hour by each human. If you live to age 70 years, you have shed 105 pounds of dead skin.

For a complete list of videos, visit our video library