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Reference.org
Enterprise data modelling
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<p>Enterprise data modelling or enterprise data modeling (EDM) is the practice of <a href="/facts/Data_modeling/bryA2moP">creating a graphical model of the data</a> used by an enterprise or company. Typical outputs of this activity include an enterprise data model consisting of <a href="/facts/Entity%25E2%2580%2593relationship_model/U8A0mwYe">entity–relationship diagrams</a> (ERDs), <a href="/facts/XML_Schema_(W3C)/X6Uly3dm">XML schemas</a> (XSD), and an enterprise wide <a href="/facts/Data_dictionary/GyQLYd7j">data dictionary</a>. </p>