« previous next »

Author Question: To have SQL automatically eliminate duplicate rows from a result, use the keyword DISTINCT with the ... (Read 52 times)

abarnes

  • Hero Member
  • *****
  • Posts: 556
on: Jul 7, 2018
To have SQL automatically eliminate duplicate rows from a result, use the keyword DISTINCT with the FROM keyword.
 
  Indicate whether the statement is true or false

Question 2

What is a star schema?
 
  What will be an ideal response?


juiceman1987

  • Sr. Member
  • ****
  • Posts: 316
Reply #1 on: Jul 7, 2018
Answer to Question 1

FALSE

Answer to Question 2

The star schema describes the arrangement of the tables in a dimensional database. A fact table is the center of the star, while dimension tables are connected to the fact table and can be illustrated as the points of the star.


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
« previous next »
 

Did you know?

The human body's pharmacokinetics are quite varied. Our hair holds onto drugs longer than our urine, blood, or saliva. For example, alcohol can be detected in the hair for up to 90 days after it was consumed. The same is true for marijuana, cocaine, ecstasy, heroin, methamphetamine, and nicotine.

Did you know?

Immunoglobulin injections may give short-term protection against, or reduce severity of certain diseases. They help people who have an inherited problem making their own antibodies, or those who are having certain types of cancer treatments.

Did you know?

Before a vaccine is licensed in the USA, the Food and Drug Administration (FDA) reviews it for safety and effectiveness. The CDC then reviews all studies again, as well as the American Academy of Pediatrics and the American Academy of Family Physicians. Every lot of vaccine is tested before administration to the public, and the FDA regularly inspects vaccine manufacturers' facilities.

Did you know?

Though the United States has largely rejected the metric system, it is used for currency, as in 100 pennies = 1 dollar. Previously, the British currency system was used, with measurements such as 12 pence to the shilling, and 20 shillings to the pound.

Did you know?

Over time, chronic hepatitis B virus and hepatitis C virus infections can progress to advanced liver disease, liver failure, and hepatocellular carcinoma. Unlike other forms, more than 80% of hepatitis C infections become chronic and lead to liver disease. When combined with hepatitis B, hepatitis C now accounts for 75% percent of all cases of liver disease around the world. Liver failure caused by hepatitis C is now leading cause of liver transplants in the United States.

The same star field photographed with (a) a ground-based telescope, which is subject to poor seeing The same star field photographed with (a) a ground-based telescope, which is subject to poor seeing
How to read gel electrophoresis result How to read gel electrophoresis result
Pressure is a result of the atmosphere’s mass. Pressure is a result of the atmosphere’s mass.
Earth scientists have devised a scheme to divide the planet’s natural history into distinct time ... Earth scientists have devised a scheme to divide the planet’s natural history into distinct time ...
A 2-fold serial dilution showing the result of moving 0.2 ml of green food coloring successively ... A 2-fold serial dilution showing the result of moving 0.2 ml of green food coloring successively ...
Better land and water management and appropriate crop selection can help eliminate hunger Better land and water management and appropriate crop selection can help eliminate hunger
Video: Enzyme structure - Properties of enzymes

For a complete list of videos, visit our video library