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Un diagrama REA representa las siguientes entidades de agente: agente de compras, empleado del puerto de recepcin, cajero, custodio de inventario y proveedores. Cuntas tablas

Un diagrama REA representa las siguientes entidades de agente: agente de compras, empleado del puerto de recepcin, cajero, custodio de inventario y proveedores. Cuntas tablas se necesitan para representar este diagrama REA en una base de datos relacional? Respuesta: S que la respuesta correcta es 2 tablas. Pero, alguien puede explicar por qu?

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