public bool DeleteStudent(string index)
{
var db = new s14354Context();
var s = new Student
{
IndexNumber = index
};
db.Attach(s);
db.Remove(s);
return(true);
}
public Enrollment SetFirstEnrollment(int st, Student stu)
{
var db = new s14354Context();
var en = db.Enrollment.Where(en => en.Semester == 1 && en.IdStudy == st).First();
stu.IdEnrollment = en.IdEnrollment;
db.Attach(stu);
db.Entry(stu).State = EntityState.Added;
db.SaveChanges();
return(en);
}
public bool UpdateStudent(string fname, string index)
{
var db = new s14354Context();
var s = new Student
{
IndexNumber = index,
FirstName = fname
};
db.Attach(s);
db.Entry(s).Property("FirstName").IsModified = true;
db.SaveChanges();
return(true);
}