Author Question: What is a self-JOIN? What will be an ideal response?[br][br][b][color=black]Question ... (Read 11 times)

bio_gurl

  • Hero Member
  • *****
  • Posts: 524
What is a self-JOIN?
 
  What will be an ideal response?

Question 2

To shorten the time it takes to bring a new product to market, collaborative design and product development among the parties in the supply chain is ________.
 
  A) minimal
  B) never done
  C) unlimited
  D) crucial
  E) none of the above



aham8f

  • Sr. Member
  • ****
  • Posts: 336
Answer to Question 1

When a relation contains a foreign key referring to its own primary key, such a relation can be joined with itself in a query. Such a join is referred to as a self-JOIN statement.

Answer to Question 2

D



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
 

Did you know?

Long-term mental and physical effects from substance abuse include: paranoia, psychosis, immune deficiencies, and organ damage.

Did you know?

According to research, pregnant women tend to eat more if carrying a baby boy. Male fetuses may secrete a chemical that stimulates their mothers to step up her energy intake.

Did you know?

About 100 new prescription or over-the-counter drugs come into the U.S. market every year.

Did you know?

Today, nearly 8 out of 10 pregnant women living with HIV (about 1.1 million), receive antiretrovirals.

Did you know?

The average office desk has 400 times more bacteria on it than a toilet.

For a complete list of videos, visit our video library