Accessing Databases with JDBC - Java: How to Program Early Objects - page 1106

salariedEmployees commissionEmployees

1 1

socialSecurityNumber socialSecurityNumber

weeklySalary grossSales

bonus commissionRate

bonus

employees

1

1

socialSecurityNumber

1 1

firstName

lastName

birthday

employeeType

departmentName

hourlyEmployees basePluscommissionEmployees

1 1

socialSecurityNumber socialSecurityNumber

hours grossSales

wage commissionRate

bonus baseSalary

bonus

Fig. 24.33 | Table relationships in the employees database.