private void button1_Click(object sender, EventArgs e)
{
DataClasses1DataContext db = new DataClasses1DataContext();
//添加教师-课程关系
#region
teacher_course teachercourse = new teacher_course();
teachercourse.Teacher_id = teacherbox.Text;
teachercourse.Course_id = coursebox.Text;
teachercourse.Class_id = classbox.Text;
teachercourse.id = teacherbox.Text + classbox.Text + coursebox.Text;
db.teacher_course.InsertOnSubmit(teachercourse);
try { db.SubmitChanges(); MessageBox.Show("提交成功"); }
catch { MessageBox.Show("提交失败"); }
#endregion
}
partial void Deleteteacher_course(teacher_course instance);
partial void Updateteacher_course(teacher_course instance);
partial void Insertteacher_course(teacher_course instance);
