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1. Entity-Relationship (E/R) Model 2. Entity-Relationship (E/R) Model Widely used conceptual level data model • proposed by Peter P Chen in 1970s Data model to describe…

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Documents CS 405G: Introduction to Database Systems Instructor: Jinze Liu Fall 2009.

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Technology Icdm2011 sentiment analysis in practice tutorial

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Business Mimi Yin: Getting Things Done: Technology and Practice

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Documents CmpE138-ENCh03.ppt

1. Chapter 3Data Modeling Using the Entity-Relationship (ER) ModelCopyright © 2004 Pearson Education, Inc. 2. Chapter Outline  Example Database Application (COMPANY)…