Referential Integrity Is a Consistent Relational Database State in Which

question 45

True/False

Referential integrity is a consistent relational database state in which every foreign key value also exists as a primary key value.​

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Definitions:

Substitution Effect

The change in consumption patterns due to a change in relative prices, causing consumers to substitute cheaper goods for more expensive ones.

Indifference Curve

A graph representing different bundles of goods between which a consumer is indifferent, showing combinations that provide the same level of satisfaction.

Substitution Effect

A concept in economics describing the change in consumption resulting from a change in the price of one good relative to the price of other goods.

Giffen Goods

A type of good for which demand increases as the price increases, and falls when the price decreases, violating the basic law of demand in economics.