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Extensiones del modelo ER

Description

Mind Map on Extensiones del modelo ER, created by miguel perez on 06/03/2017.

Mind Map by miguel perez, updated more than 1 year ago

	Created by miguel perez over 7 years ago

12

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Resource summary

Extensiones del modelo ER

Generalización/Especializacion
1. Refleja
  1. Entidad general
    1. Denominamos
      1. Entidad Superclase
        Permite modalizar
        Características comunes
        Forma generica
      2. Entidad subclase
        Permite modalizar
        Características propias
        De especializaciones
Entidades asociativas
1. Considera
  1. Interrelación
    1. Con otras entidades
2. Representada
  1. Recuadrando el rombo
    1. De
      1. Interrelación que proviene

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