Identify and Describe the Three Basic Operations Used to Extract

question 19

Essay

Identify and describe the three basic operations used to extract useful sets of data from a relational database?

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Definitions:

Internet Company

A business that primarily operates online, providing products or services through the web.

Merchant Wholesalers

Businesses that buy goods in bulk from manufacturers and sell them, usually in smaller quantities, to retailers or other businesses, but not directly to consumers.

Agents and Brokers

Intermediaries who facilitate the buying and selling process in various markets, often dealing in real estate, insurance, or securities.

Title to Merchandise

The legal right of ownership of goods, indicating that the holder has the right to control the use and disposition of the items.