Data model in IE

This ER-diagram sample shows a data model of wiki system (a part of MediaWiki database schema) in Information Engineering notation. It was designed on the base of the Wikimedia Commons file: Data model in IE.png. [commons.wikimedia.org/wiki/File:Data_model_in_IE.png] This file is licensed under the Creative Commons Attribution-Share Alike 3.0 Unported license. [creativecommons.org/licenses/by-sa/3.0/deed.en] The crow's foot notation ER-diagram example "Data model in IE" was created using the ConceptDraw PRO diagramming and vector drawing software extended with the Crow’s Foot Notation solution from the Software Development area of ConceptDraw Solution Park.
ERD, key, permissions, entity-relationship diagram, entity, drawing shapes,