« previous next »

Author Question: An aggregate function works on multiple rows a time. Indicate whether the statement is true or ... (Read 81 times)

theo

  • Hero Member
  • *****
  • Posts: 698
on: Jul 7, 2018
An aggregate function works on multiple rows a time.
 
  Indicate whether the statement is true or false

Question 2

Which of the following is the term for a key that is composed of two or more attributes joined together?
 
  A) Composite Key
  B) Natural Key
  C) Surrogate Key
  D) Candidate Key


robbielu01

  • Sr. Member
  • ****
  • Posts: 336
Reply #1 on: Jul 7, 2018
Answer to Question 1

TRUE

Answer to Question 2

A


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
« previous next »
 

Did you know?

To maintain good kidney function, you should drink at least 3 quarts of water daily. Water dilutes urine and helps prevent concentrations of salts and minerals that can lead to kidney stone formation. Chronic dehydration is a major contributor to the development of kidney stones.

Did you know?

Limit intake of red meat and dairy products made with whole milk. Choose skim milk, low-fat or fat-free dairy products. Limit fried food. Use healthy oils when cooking.

Did you know?

The horizontal fraction bar was introduced by the Arabs.

Did you know?

Looking at the sun may not only cause headache and distort your vision temporarily, but it can also cause permanent eye damage. Any exposure to sunlight adds to the cumulative effects of ultraviolet (UV) radiation on your eyes. UV exposure has been linked to eye disorders such as macular degeneration, solar retinitis, and corneal dystrophies.

Did you know?

Certain topical medications such as clotrimazole and betamethasone are not approved for use in children younger than 12 years of age. They must be used very cautiously, as directed by a doctor, to treat any child. Children have a much greater response to topical steroid medications.

Coefficients of relatedness: How kin selection works. Coefficients of relatedness: How kin selection works.
Multiple-dose drug administration. Drug A and drug B are administered every 12 hours. Drug B reaches ... Multiple-dose drug administration. Drug A and drug B are administered every 12 hours. Drug B reaches ...
Drug inhibition of folic acid metabolism. Drugs inhibit multiple steps in the metabolic pathway ... Drug inhibition of folic acid metabolism. Drugs inhibit multiple steps in the metabolic pathway ...
The TaqMan approach to quantitative real-time PCR (qPCR) The TaqMan approach to quantitative real-time PCR (qPCR)
Effects of disrupted growth hormone function Effects of disrupted growth hormone function
Comparison of loss- and gain-of-function alleles Comparison of loss- and gain-of-function alleles
Video: Dendrite Animation

For a complete list of videos, visit our video library