Question

Referential integrity is used to maintain accuracy and consistency of data in a relationship.

True
False​

Answer 1

Answer:

Referential integrity refers to the accuracy and consistency of data within a relationship. In relationships, data is linked between two or more tables. ... So, referential integrity requires that, whenever a foreign key value is used it must reference a valid, existing primary key in the parent table.

Answer 2

ANSWER

Data are characteristics or information, usually numerical, that are collected through observation. In a more technical sense, data are a set of values of qualitative or quantitative variables about one or more persons or objects, while a datum (singular of data) is a single value of a single variable.

ans. true..

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