/// <summary>
/// Create a new Department object.
/// </summary>
/// <param name="departmentID">Initial value of the DepartmentID property.</param>
public static Department CreateDepartment(global::System.Int32 departmentID)
{
Department department = new Department();
department.DepartmentID = departmentID;
return department;
}
/// <summary>
/// Independent Association下插入一条新的Course和Department关联实体
/// </summary>
private static void InsertNewRelatedEntities()
{
using (IndependentAssociationEntities context =
new IndependentAssociationEntities())
{
// 创建一个新的Department实体。
Department department = new Department()
{
DepartmentID = 6,
Name = "Software Engineering",
Budget = 300000,
StartDate = DateTime.Now
};
// 创建一个新的Course实体。
Course course = new Course()
{
CourseID = 6001,
Title = "Object Oriented",
Credits = 4,
StatusID = true,
// 设置导航属性。
Department = department
};
try
{
// 注意： 只需要添加一个实体，因为关系和关联实体将自动被添加。
context.AddToCourses(course);
context.SaveChanges();
}
catch (Exception ex)
{
Console.WriteLine(ex.Message);
}
}
}
/// <summary>
/// Deprecated Method for adding a new object to the Departments EntitySet. Consider using the .Add method of the associated ObjectSet<T> property instead.
/// </summary>
public void AddToDepartments(Department department)
{
base.AddObject("Departments", department);
}