1. using ContosoUniversity.Models;
2. using System;
3. using System.Linq;
4.  
5. namespace ContosoUniversity.Data
6. {
7.     public static class DbInitializer
8.     {
9.         public static void Initialize(SchoolContext context)
10.         {
11.             context.Database.EnsureCreated();
12.  
13.             // Look for any students.
14.             if (context.Students.Any())
15.             {
16.                 return;   // DB has been seeded
17.             }
18.  
19.             var students = new Student[]
20.             {
21.             new Student{FirstMidName="Carson",LastName="Alexander",EnrollmentDate=DateTime.Parse("2005-09-01")},
22.             new Student{FirstMidName="Meredith",LastName="Alonso",EnrollmentDate=DateTime.Parse("2002-09-01")},
23.             new Student{FirstMidName="Arturo",LastName="Anand",EnrollmentDate=DateTime.Parse("2003-09-01")},
24.             new Student{FirstMidName="Gytis",LastName="Barzdukas",EnrollmentDate=DateTime.Parse("2002-09-01")},
25.             new Student{FirstMidName="Yan",LastName="Li",EnrollmentDate=DateTime.Parse("2002-09-01")},
26.             new Student{FirstMidName="Peggy",LastName="Justice",EnrollmentDate=DateTime.Parse("2001-09-01")},
27.             new Student{FirstMidName="Laura",LastName="Norman",EnrollmentDate=DateTime.Parse("2003-09-01")},
28.             new Student{FirstMidName="Nino",LastName="Olivetto",EnrollmentDate=DateTime.Parse("2005-09-01")}
29.             };
30.             foreach (Student s in students)
31.             {
32.                 context.Students.Add(s);
33.             }
34.             context.SaveChanges();
35.  
36.             var courses = new Course[]
37.             {
38.             new Course{CourseID=1050,Title="Chemistry",Credits=3},
39.             new Course{CourseID=4022,Title="Microeconomics",Credits=3},
40.             new Course{CourseID=4041,Title="Macroeconomics",Credits=3},
41.             new Course{CourseID=1045,Title="Calculus",Credits=4},
42.             new Course{CourseID=3141,Title="Trigonometry",Credits=4},
43.             new Course{CourseID=2021,Title="Composition",Credits=3},
44.             new Course{CourseID=2042,Title="Literature",Credits=4}
45.             };
46.             foreach (Course c in courses)
47.             {
48.                 context.Courses.Add(c);
49.             }
50.             context.SaveChanges();
51.  
52.             var enrollments = new Enrollment[]
53.             {
54.             new Enrollment{StudentID=1,CourseID=1050,Grade=Grade.A},
55.             new Enrollment{StudentID=1,CourseID=4022,Grade=Grade.C},
56.             new Enrollment{StudentID=1,CourseID=4041,Grade=Grade.B},
57.             new Enrollment{StudentID=2,CourseID=1045,Grade=Grade.B},
58.             new Enrollment{StudentID=2,CourseID=3141,Grade=Grade.F},
59.             new Enrollment{StudentID=2,CourseID=2021,Grade=Grade.F},
60.             new Enrollment{StudentID=3,CourseID=1050},
61.             new Enrollment{StudentID=4,CourseID=1050},
62.             new Enrollment{StudentID=4,CourseID=4022,Grade=Grade.F},
63.             new Enrollment{StudentID=5,CourseID=4041,Grade=Grade.C},
64.             new Enrollment{StudentID=6,CourseID=1045},
65.             new Enrollment{StudentID=7,CourseID=3141,Grade=Grade.A},
66.             };
67.             foreach (Enrollment e in enrollments)
68.             {
69.                 context.Enrollments.Add(e);
70.             }
71.             context.SaveChanges();
72.         }
73.     }
74. }