/// <summary> /// Delete by primary key /// </summary> /// <param name="keys">primary keys</param> /// <returns>true for successfully deleted</returns> public bool Delete(CTrayKeys keys) { NpgsqlCommand sqlCommand = new NpgsqlCommand(); sqlCommand.CommandText = "public.sp_tray_DeleteByPrimaryKey"; sqlCommand.CommandType = CommandType.StoredProcedure; // Use connection object of base class sqlCommand.Connection = MainConnection; try { sqlCommand.Parameters.Add(new NpgsqlParameter("p_idtray", NpgsqlDbType.Smallint, 2, "", ParameterDirection.Input, false, 0, 0, DataRowVersion.Proposed, keys.Idtray)); MainConnection.Open(); sqlCommand.ExecuteNonQuery(); return(true); } catch (Exception ex) { throw new Exception("CTray::DeleteByKey::Error occured.", ex); } finally { MainConnection.Close(); sqlCommand.Dispose(); } }
/// <summary> /// Select by primary key /// </summary> /// <param name="keys">primary keys</param> /// <returns>CTray business object</returns> public CTray SelectByPrimaryKey(CTrayKeys keys) { NpgsqlCommand sqlCommand = new NpgsqlCommand(); sqlCommand.CommandText = "public.sp_tray_SelectByPrimaryKey"; sqlCommand.CommandType = CommandType.StoredProcedure; // Use connection object of base class sqlCommand.Connection = MainConnection; try { sqlCommand.Parameters.Add(new NpgsqlParameter("p_idtray", NpgsqlDbType.Smallint, 2, "", ParameterDirection.Input, false, 0, 0, DataRowVersion.Proposed, keys.Idtray)); MainConnection.Open(); NpgsqlDataReader dataReader = sqlCommand.ExecuteReader(); if (dataReader.Read()) { CTray businessObject = new CTray(); PopulateBusinessObjectFromReader(businessObject, dataReader); return(businessObject); } else { return(null); } } catch (Exception ex) { throw new Exception("CTray::SelectByPrimaryKey::Error occured.", ex); } finally { MainConnection.Close(); sqlCommand.Dispose(); } }