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

Author Question: A key that contains more than one attribute is called a(n): A) composite key. B) complex key. ... (Read 41 times)

Tazate

  • Hero Member
  • *****
  • Posts: 532
on: Jul 7, 2018
A key that contains more than one attribute is called a(n):
 
  A) composite key.
  B) complex key.
  C) multi-key.
  D) n-key.
  E) candidate key.

Question 2

When an SQL SELECT statement is used to retrieve data from a view instance, the maximum number of columns that can be specified in the SELECT is the same as the number of columns:
 
  A) in the table underlying the view.
  B) in the VIEW specification.
  C) in the ORDER BY clause.
  D) in the HAVING clause.
  E) that have aliases.


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

akpaschal

  • Sr. Member
  • ****
  • Posts: 342
Reply #1 on: Jul 7, 2018
Answer to Question 1

A

Answer to Question 2

B


Tazate

  • Hero Member
  • *****
  • Posts: 532
Reply #2 on: Jul 7, 2018
Correct answers!


akpaschal

  • Sr. Member
  • ****
  • Posts: 342
Reply #3 on: Jul 7, 2018
Great! Please up vote :D


« previous next »
 

Did you know?

There are more nerve cells in one human brain than there are stars in the Milky Way.

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?

Blood in the urine can be a sign of a kidney stone, glomerulonephritis, or other kidney problems.

Did you know?

In the United States, there is a birth every 8 seconds, according to the U.S. Census Bureau's Population Clock.

Did you know?

If you use artificial sweeteners, such as cyclamates, your eyes may be more sensitive to light. Other factors that will make your eyes more sensitive to light include use of antibiotics, oral contraceptives, hypertension medications, diuretics, and antidiabetic medications.

An ECG strip showing a normal sinus rhythm with the P wave, QRS complex, and T wave identified. An ECG strip showing a normal sinus rhythm with the P wave, QRS complex, and T wave identified.
Luna Park at Coney Island was a vast living theater in which strollers were both spectators and acto Luna Park at Coney Island was a vast living theater in which strollers were both spectators and acto
A resonance tube, called a Helmholtz resonator, is used on the intake duct between the air filter ... A resonance tube, called a Helmholtz resonator, is used on the intake duct between the air filter ...
The upper intake manifold, often called a plenum, attaches to the lower intake manifold. The upper intake manifold, often called a plenum, attaches to the lower intake manifold.
The myeloma cells do not grow in a selective media called HAT because they cannot synthesize DNA ... The myeloma cells do not grow in a selective media called HAT because they cannot synthesize DNA ...
How to write a composite function f(g(x)) and g(f(x)) (Part 2) How to write a composite function f(g(x)) and g(f(x)) (Part 2)
Video: Enzyme structure - Properties of enzymes

For a complete list of videos, visit our video library