Itabhyas Online Training Is The Best Data Modeling Online Training In Bengaluru, Chennai, Hyderabad And India. data Modeling Is A Process Used To Define And Analyze Data Requirements Needed To Support The Business Processes Within The Scope Of Corresponding Information Systems In Organizations. a Data Model Can Be Represented As A Flowchart That Illustrates The Relationships Between Data Which Explores Data-oriented Structures And Identifies Entity Types. It Is The Process Of Documenting A Complex Software System Design As An Easily Understood Diagrams, Using Text And Symbols To Represent The Way Data Needs To Flow. The Three Levels Of Data Modeling Are Conceptual Data Model, Logical Data