public bool congviec_xoa(DOT_congviec cv)
 {
     using (SqlConnection conn = getConnect())
     {
         SqlCommand cmd = new SqlCommand("sp_delete_congviec", conn);
         cmd.CommandType = CommandType.StoredProcedure;
         cmd.Parameters.Add(new SqlParameter("@macv", cv.macv));
         cmd.ExecuteNonQuery();
     }
     return(true);
 }
 public int congviec_them(DOT_congviec cv)
 {
     using (SqlConnection conn = getConnect())
     {
         SqlCommand cmd = new SqlCommand("sp_insert_congviec", conn);
         cmd.CommandType = CommandType.StoredProcedure;
         cmd.Parameters.Add(new SqlParameter("@mada", cv.mada));
         cmd.Parameters.Add(new SqlParameter("@tencv", cv.tencv));
         cmd.Parameters.Add(new SqlParameter("@thoihan", cv.thoihan));
         cmd.Parameters.Add(new SqlParameter("@noidung", cv.noidung));
         cmd.Parameters.Add(new SqlParameter("@ngaybd", cv.ngaybd));
         return(Convert.ToInt32(cmd.ExecuteScalar()));
     }
 }
 public DataTable congviec_tim(DOT_congviec cv)
 {
     using (SqlConnection conn = getConnect())
     {
         SqlCommand cmd = new SqlCommand("congviec_tim", conn);
         cmd.CommandType = CommandType.StoredProcedure;
         cmd.Parameters.Add(new SqlParameter("@tencv", cv.tencv));
         cmd.Parameters.Add(new SqlParameter("@noidung", cv.noidung));
         cmd.ExecuteNonQuery();
         SqlDataAdapter da = new SqlDataAdapter(cmd);
         DataTable      dt = new DataTable();
         da.Fill(dt);
         return(dt);
     }
 }
 public bool congviec_sua(DOT_congviec cv)
 {
     using (SqlConnection conn = getConnect())
     {
         SqlCommand cmd = new SqlCommand("sp_update_congviec", conn);
         cmd.CommandType = CommandType.StoredProcedure;
         cmd.Parameters.Add(new SqlParameter("@macv", cv.macv));
         cmd.Parameters.Add(new SqlParameter("@mada", cv.mada));
         cmd.Parameters.Add(new SqlParameter("@tencv", cv.tencv));
         cmd.Parameters.Add(new SqlParameter("@thoihan", cv.thoihan));
         cmd.Parameters.Add(new SqlParameter("@noidung", cv.noidung));
         cmd.Parameters.Add(new SqlParameter("@ngaybd", cv.ngaybd));
         cmd.ExecuteNonQuery();
     }
     return(true);
 }