What is a candidate key?

What will be an ideal response?


Candidate keys occur when an entity has more than one unique attribute. In such cases, each unique attribute is also called a candidate key. The term candidate key comes from the fact that a candidate key is a candidate to be chosen as the primary identifier (also known as a primary key) when implementing the resulting database.

Business

You might also like to view...

Advertising by sampling that is designed to create buzz is called ________

A) tryvertising B) groundswelling C) brand evangelizing D) viral marketing E) location-based networking

Business

For a bank, a credit check of a loan applicant is an example of a batch-level activity

Indicate whether the statement is true or false

Business

The right to qualified representation in an administrative hearing is important. Which is the correct statement about such representation in administrative hearings?

a. Most administrative hearings will not allow a party to be represented by counsel. b If the person cannot afford representation, all agencies will provide it. c. Most administrative hearings will allow a party to be represented by counsel. d. If counsel or representation is allowed, then a party must use an attorney.

Business

Which of the following pricing policies involves entering a market with a single low price and not significantly increasing the price even upon gaining a major market share?

A. skimming price policy B. introductory price dealing C. penetration pricing policy D. temporary price cut policy E. zone pricing policy

Business