/// <summary>Get recent user activities with address filter</summary> /// <cardinality>Many</cardinality> public List <DefaultUserActivityOnAddressData> DefaultUserActivityOnAddress( string originatingAddress ) { var ret = new List <DefaultUserActivityOnAddressData>(); string sql = @" select top 50 ua.date_time ,uatr.default_user_activity_type_name as user_activity_type_name ,ua.originating_address ,ua.user_activity_note from default_user_activity as ua inner join default_user_activity_type_ref as uatr on uatr.default_user_activity_type_rcd = ua.default_user_activity_type_rcd --realwhere where ua.originating_address = @originating_address order by ua.date_time desc "; Logging log = Logging.PerformanceTimeStart("Default", "DataAccessLayer", "DefaultSearch", "DefaultUserActivityOnAddress"); try { using (var conn = new SqlConnection(ConfigurationManager.AppSettings["Conn"])) { conn.Open(); conn.BeginTransaction(IsolationLevel.ReadUncommitted).Commit(); using (var command = new SqlCommand(sql, conn)) { command.Parameters.Add("@originating_address", SqlDbType.VarChar).Value = originatingAddress; log.PerformanceTimePrepare(command); IDataReader reader = command.ExecuteReader(CommandBehavior.SingleResult); log.PerformanceTimeCheck(); var ordinals = new DefaultUserActivityOnAddressDataOrdinals(reader); while (reader.Read()) { var data = new DefaultUserActivityOnAddressData(); data.Populate(reader, ordinals); ret.Add(data); } reader.Close(); } } } catch (Exception ex) { log.Error(ex); } return(ret); }
// use ordinals to speed up access to DataReader // links: // docLink: http://sql2x.org/documentationLink/327451c3-64a8-4de8-b359-76742d634497 // parameters: // reader: IDataReader from SQLClient public void Populate(IDataReader reader, DefaultUserActivityOnAddressDataOrdinals ordinals) { if (!reader.IsDBNull(ordinals.DateTime)) { DateTime = reader.GetDateTime(ordinals.DateTime); } if (!reader.IsDBNull(ordinals.UserActivityTypeName)) { UserActivityTypeName = reader.GetString(ordinals.UserActivityTypeName); } if (!reader.IsDBNull(ordinals.OriginatingAddress)) { OriginatingAddress = reader.GetString(ordinals.OriginatingAddress); } if (!reader.IsDBNull(ordinals.UserActivityNote)) { UserActivityNote = reader.GetString(ordinals.UserActivityNote); } }