/// <summary> /// Delete by primary key /// </summary> /// <param name="keys">primary keys</param> /// <returns>true for successfully deleted</returns> public bool Delete(CElement_wavelengthKeys keys) { NpgsqlCommand sqlCommand = new NpgsqlCommand(); sqlCommand.CommandText = "public.sp_element_wavelength_DeleteByPrimaryKey"; sqlCommand.CommandType = CommandType.StoredProcedure; // Use connection object of base class sqlCommand.Connection = MainConnection; try { sqlCommand.Parameters.Add(new NpgsqlParameter("p_idelement_wavelength", NpgsqlDbType.Integer, 4, "", ParameterDirection.Input, false, 0, 0, DataRowVersion.Proposed, keys.Idelement_wavelength)); MainConnection.Open(); sqlCommand.ExecuteNonQuery(); return(true); } catch (Exception ex) { throw new Exception("CElement_wavelength::DeleteByKey::Error occured.", ex); } finally { MainConnection.Close(); sqlCommand.Dispose(); } }
/// <summary> /// Select by primary key /// </summary> /// <param name="keys">primary keys</param> /// <returns>CElement_wavelength business object</returns> public CElement_wavelength SelectByPrimaryKey(CElement_wavelengthKeys keys) { NpgsqlCommand sqlCommand = new NpgsqlCommand(); sqlCommand.CommandText = "public.sp_element_wavelength_SelectByPrimaryKey"; sqlCommand.CommandType = CommandType.StoredProcedure; // Use connection object of base class sqlCommand.Connection = MainConnection; try { sqlCommand.Parameters.Add(new NpgsqlParameter("p_idelement_wavelength", NpgsqlDbType.Integer, 4, "", ParameterDirection.Input, false, 0, 0, DataRowVersion.Proposed, keys.Idelement_wavelength)); MainConnection.Open(); NpgsqlDataReader dataReader = sqlCommand.ExecuteReader(); if (dataReader.Read()) { CElement_wavelength businessObject = new CElement_wavelength(); PopulateBusinessObjectFromReader(businessObject, dataReader); return(businessObject); } else { return(null); } } catch (Exception ex) { throw new Exception("CElement_wavelength::SelectByPrimaryKey::Error occured.", ex); } finally { MainConnection.Close(); sqlCommand.Dispose(); } }