I need to write a five pages research paper by May 19, 2016.  The paper is focus on Enitity/Relation model and relational database.  You need to provide the hosories of ER Model and relational databases, impacts of using relational dtabases and orgins and development cycles of one following DBMS systems:

• Oracle
• Microsoft SQL server
• SyBase
• DB2
• MySQL

In addition, please provide the statistic evdence how these DBMS system received by verius businesses.

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Database management can be a difficult task, or a simple one, all depending on how one decides to go about it. In the market, there exists a number of softwares and systems that provide the…

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