Write a five pages research paper. 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.