An Attempted Violation of a Unique or Primary Key Column

question 45

Short Answer

An attempted violation of a unique or primary key column constraint causes the ____________________ exception.

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Definitions:

Economic Profits

The gap between total income and the sum of all costs, covering both direct and indirect expenses.

Total Revenue

The entire amount of income generated by the sale of goods or services before any expenses are deducted.

Opportunity Cost

The value of the next best alternative forgone as a result of making a decision to pursue a certain action.

Economic Efficiency

The optimal distribution of resources in a manner that maximizes the total utility to all individuals in the economy.