What Is An Integrity Constraint ?

1.	What Is An Integrity Constraint ?
Answer» An integrity CONSTRAINT ALLOWS the DEFINITION of certain restrictions, at the table LEVEL, on the data that is entered into a table. An integrity constraint allows the definition of certain restrictions, at the table level, on the data that is entered into a table.

Answer»

An integrity CONSTRAINT ALLOWS the DEFINITION of certain restrictions, at the table LEVEL, on the data that is entered into a table.

An integrity constraint allows the definition of certain restrictions, at the table level, on the data that is entered into a table.

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