aggregation one limitation of the e-r diagram is, Database Management System

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aggregation one limitation of the e-r diagram is

Aggregation: One limitation of the E-R diagram is that they do not permit representation of relationships between relationships. In such a case the relationship along with its entities are promoted (aggregated to form an aggregate entity which can be used for expressing the needed relationships).

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Database Management System: aggregation one limitation of the e-r diagram is

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