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An investment company wants to create a database system to manage its data. The company manage several projects. There are several investors. The investor can

An investment company wants to create a database system to manage its data. The company manage several projects. There are several investors. The investor can invest in several projects. A project can have several investors, so that a percentage of each investor is specified in each project. The project has a name, type, start date, duration and director.

You are required to:

  • Construct an ERD for the investment company database. The ERD must show the cardinality ratio.
  • Identify the attributes you need to create the company database and show them using the ERD.

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