Which SQL Keyword Is Used to Merge Rows from Multiple

question 5

Multiple Choice

Which SQL keyword is used to merge rows from multiple tables?

• A) JOIN.
• B) INNER JOIN.
• C) GROUP.
• D) MERGE.

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Definitions:

Marginal Utility

The additional satisfaction or utility that a consumer gains from consuming one more unit of a good or service.

Consumer Surplus

The difference between the total amount that consumers are willing and able to pay for a good or service and the total amount they actually pay.

Water-Diamond Paradox

The water-diamond paradox questions why diamonds are more valuable than water, despite water being essential for life and diamonds not, illustrating subjective value in economics.

Marginal Utility

The additional satisfaction or utility that a consumer receives from consuming one more unit of a good or service.