The inability to delete a parent record if it has subordinate or "child records" in a relational database is enforced by using "Parental Hierarchy" in Microsoft Access.

Name: The inability to delete a parent record if it has subordinate or "child records" in a relational database is enforced by using "Parental Hierarchy" in Microsoft Access.
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In Microsoft Access, the inability to delete a parent record if it has child records is enforced by referential integrity, not "Parental Hierarchy."

The Inability to Delete a Parent Record If It Has