c++ question. One educational company wants to build a database of its employees. The database is divided into a number of classes (Staff, Lecturer, Executive, Education, Worker, Permanent, and Temporary) whose hierarchical relationships are shown in following figure. The figure also shows the minimum information required for each class. The class Temporary has two private members wagePerHour and hour. The salary is calculated as wage * hour. Create all classes and define functions to create the database and retrieve individual information as and when required. Write a driver program to test the class Lecturer, Executive, Permanent, and Temporary. one example format for output as attached
Concepts in Designing Database
A database design is the process of data organization based on a database model. The process deals with identifying what data should be stored in a database and how data elements relate to each other.
Entity Relationship Diagram
Complex real-world applications call for large volumes of data. Therefore, it is necessary to build a great database to store data safely and coherently. The ER data model aids in the process of database design. It helps outline the structure of an organization’s database by understanding the real-world interactions of objects related to the data. For example, if a school is tasked to store student information, then analyzing the correlation between the students, subjects, and teachers would help identify how the data needs to be stored.
c++ question. One educational company wants to build a
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