The Statement in SQL Combines Rows from Two Queries and Returns

question 25

Multiple Choice

The statement in SQL combines rows from two queries and returns only the rows that appear in the first set but not in the second.

• A)UNION
• B)UNION ALL
• C)INTERSECT
• D)MINUS

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Definitions:

Air Conditioners

Devices designed to regulate the temperature and humidity within a space, contributing to human comfort and preservation of goods.

Fire Extinguishers

Devices designed to suppress fires through the application of a substance such as foam, water, or dry chemical.

Ultraviolet Radiation

A form of electromagnetic radiation that comes from the sun and artificial sources like tanning beds, which can cause skin damage, eye problems, and increase the risk of skin cancer.

Reactive Compounds

Substances that readily engage in chemical reactions with other materials due to their unstable electron configurations.