public static void UpdateTeacher(string Name, string Last, string Phone, int Id)
{
string com = "update Teachers set TeacherName = '" + Name + "' , TeacherLast = '" + Last + "' , TeacherPhone = '" + Phone + "' where TeacherId=" + Id + "";
OLEDBHelper.Execute(com);
}
public static void DeleteTeacher(int Id)
{
string com = "Delete From Teachers where TeacherId =" + Id + "";
OLEDBHelper.Execute(com);
}
public static void AddTeacher(string Name, string Last, string Phone)
{
string com = "insert into Teachers (TeacherName , TeacherLast , TeacherPhone) VALUES ('" + Name + "', '" + Last + "' , '" + Phone + "')";
OLEDBHelper.Execute(com);
}