Domain Integrity

Domain Integrity: You can specify a set of values that can be assigned to an attribute. Domain integrity constraints is specified on the column of a relation, so that correct values can be entered in the column for each record.

Integrity is usually expressed in terms of the certain constraints. These are the consistency rules that can be applied to database so that the correct data can be entered into the database. The constraints may be applied to individual data items within a single record or they may be applied to relationships between records of the same file of organization. Integrity rules\constraints check the data that is entered or modified into the database.

Data Integrity

Data Integrity Data Integrity: Data integrity refers to the correctness and consistency of data. It is another form of database protection or security, security involves protecting the data from unauthorized…

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