The SQL Aggregate Function That Gives the Number of Rows

question 19

Multiple Choice

The SQL aggregate function that gives the number of rows containing non-null values for a given column is _____.

• A) COUNT
• B) MIN
• C) MAX
• D) SUM

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Definitions:

Defamation

The act of making false statements about someone that harm their reputation.

Privilege

In tort law, the ability to act contrary to another person’s right without that person’s having legal redress for such acts. Privilege may be raised as a defense to defamation.

Negative Review

A critical evaluation or comment, typically public, expressing dissatisfaction with a product or service.

Slander Of Quality

The publication of false information about another’s product, alleging that it is not what its seller claims; also called trade libel.