//删除管理区域 public Boolean delManageArea(String uid, String mid) { Console.WriteLine(uid + " " + mid); MySqlConnection con = DBUtils.getConnection(); try { MySqlCommand cmd = con.CreateCommand(); cmd.CommandText = "delete from nymachine where uid = ?1 and mid = ?2"; cmd.Parameters.AddWithValue("?1", uid); cmd.Parameters.AddWithValue("?2", mid); return(cmd.ExecuteNonQuery() > 0); } catch (Exception e) { Console.WriteLine("*" + e.StackTrace); } finally { DBUtils.close(con); } return(false); }
public static bool insert(int mid, String dt, DataModel dm) { MySqlConnection con = DBUtils.getConnection(); try { String str = ObjectStringSwap.bytes2String(dm.Bs); MySqlCommand cmd = con.CreateCommand(); cmd.CommandText = "insert into datas(mid, dataval, gt) values(?1, ?2, ?3)"; cmd.Parameters.AddWithValue("?1", mid); cmd.Parameters.AddWithValue("?2", str); cmd.Parameters.AddWithValue("?3", dt); return(cmd.ExecuteNonQuery() > 0); } catch (Exception e) { Console.WriteLine("*" + e.StackTrace); } finally { DBUtils.close(con); } return(false); }