Discuss the entity integrity and referential integrity constraints. Why is each considered important

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02-07-2021
Computers and Technology

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Discuss the entity integrity and referential integrity constraints. Why is each considered important

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oeerivona oeerivona · Answer 1 · 2021-07-10T03:23:52-04:00

Answer:

Referential integrity, is the condition with the rule that foreign key values are always valid, and it is founded on entity integrity. Entity integrity, makes certain, the condition that there is a unique non-null primary key for every entity. The parent key functions as the source of the unique identifier for a set of relationships of an entity in the referential constraint parent table, and defining the parent key is known as entity integrity

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