Entity Of Database Management System Pptx A database system is basically just a computerized record keeping system. what is enterprise an enterprise might be a single individual with a small personal database, or a complete corporation or similar large body with a large shared database, or anything in between. • in overlapping constraints, the same higher level entity may belong to more than one lower level entity set. • for example, person entity may belong to both customer entitity and employee entity.
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