Question

h) These are some rules that help ensure the
validity of the data while entering data in a table.
What is it called?​

Answer 1

Explanation:

Referential Integrity Rules

A referential integrity rule is a rule defined on a key (a column or set of columns) in one table that guarantees that the values in that key match the values in a key in a related table (the referenced value).

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Data Integrity