The Primary Key Is an Important Field in an Access

question 1

Essay

The primary key is an important field in an Access table. Please describe a primary key. Does Access create the primary key or can you create it yourself?

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Definitions:

Capital

Financial assets or the financial value of assets, such as funds held in deposit accounts and/or the physical factories, machinery, and equipment used to produce goods or services.

Pareto Optimal

A state of allocation of resources in which it is impossible to make any individual or preference criterion better off without making at least one individual or criterion worse off.

Marginal Rates

The additional cost or benefit gained from a small or marginal change in production, consumption, or investment.

Water

A transparent, tasteless, odorless, and nearly colorless chemical substance, which is the main constituent of Earth's hydrosphere and the fluids of most living organisms.