Business, 06.10.2019 04:30 delawdermia27

B) a company has several employees. for each employee, we have an employee id which is a unique identifier, name, address, and birth date. the company also has several projects. for each project, we have project id which is a unique identifier, project name, and start date. each employee may be assigned to one or more projects or may not be assigned to any project. a project must have at least one employee assigned and may have any number of employees assigned. an emploee's billing rate may vary by the project, and the company wishes to record the applicable billing rate for each employee when assigned to a typical project. draw an edr for this sitation.

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B) a company has several employees. for each employee, we have an employee id which is a unique iden...

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