/// <inheritdoc />
        public override void Execute(DateTime runDate, Action <string> logMessage, CancellationToken cancellationToken)
        {
            using (IDatabaseRepository <IStatisticsDataContext> destination = RepositoryFactory.CreateStatisticsRepository(statisticsArguments))
            {
                destination.DataContext.LogMessage = logMessage;

                logMessage($"Connected to destination database '{destination.Name}' ({destination.ConnectionString})");

                using (ICounterRepository source = RepositoryFactory.CreateCounterRepository(counterRepoArguments))
                {
                    source.LogMessage = logMessage;
                    logMessage($"Connected to source repository '{source.Name}' ({source.ConnectionString})");

                    Dictionary <CounterReport, List <CounterRecord> > preRecordsReports = source.AvailableReports.ToDictionary(report => report, report => source.RequestRecords(runDate, report).ToList());

                    if (!preRecordsReports.Any(x => x.Value.Count > 0))
                    {
                        logMessage("No Records for this date");
                        return;
                    }

                    if (localJsonArguments != null)
                    {
                        foreach (var reportRecord in preRecordsReports)
                        {
                            using (IDirectoryRepository directoryRepo = RepositoryFactory.CreateDirectoryRepository(localJsonArguments))
                            {
                                using (Stream stream = directoryRepo.CreateFile($"{source.Name} {runDate:yyyy-MM-dd} {reportRecord.Key}.json", FileCreationMode.Overwrite))
                                {
                                    JsonSerializer serializer = JsonSerializer.Create();
                                    using (JsonTextWriter jsonTextWriter = new JsonTextWriter(new StreamWriter(stream)))
                                    {
                                        serializer.Serialize(jsonTextWriter, reportRecord.Value);
                                    }
                                }
                            }
                        }
                    }

                    var preRecords = preRecordsReports.SelectMany(x => x.Value).ToList();

                    //Add Metrics of vendorRecords to single vendor record
                    foreach (var recordsByRunDate in preRecords.GroupBy(x => x.RunDate))
                    {
                        if (recordsByRunDate.Any(x => x.ItemType == ItemType.Vendor))
                        {
                            foreach (var vendorRecord in recordsByRunDate.Where(x => x.ItemType == ItemType.Vendor))
                            {
                                vendorRecord.Identifiers = new[] { new CounterIdentifier {
                                                                       IdentifierType = IdentifierType.Proprietary, IdentifierValue = source.Name
                                                                   } };
                            }
                        }
                        else
                        {
                            preRecords.Add(new CounterRecord {
                                ItemName = source.Name, ItemType = ItemType.Vendor, RunDate = recordsByRunDate.Select(y => y.RunDate).First(), Identifiers = new[] { new CounterIdentifier {
                                                                                                                                                                         IdentifierType = IdentifierType.Proprietary, IdentifierValue = source.Name
                                                                                                                                                                     } }, Metrics = new CounterMetric[] { }
                            });
                        }
                    }

                    if (preRecords.Any(x => x.ItemType == ItemType.Database))
                    {
                        foreach (CounterRecord record in preRecords)
                        {
                            if (record.ItemType != ItemType.Database)
                            {
                                continue;
                            }

                            record.ItemPlatform = source.Name;
                            record.Identifiers  = new[] { new CounterIdentifier {
                                                              IdentifierType = IdentifierType.Database, IdentifierValue = record.ItemName
                                                          } };
                        }
                    }
                    else
                    {
                        preRecords.Add(new CounterRecord {
                            ItemName = source.Name, ItemType = ItemType.Database, ItemPlatform = source.Name, RunDate = runDate, Identifiers = new[] { new CounterIdentifier {
                                                                                                                                                           IdentifierType = IdentifierType.Database, IdentifierValue = source.Name
                                                                                                                                                       } }, Metrics = new CounterMetric[] { }
                        });
                    }

                    var where = preRecords.Where(x => x.ItemType == ItemType.Vendor);

                    Console.WriteLine(where.Count());

                    var records = preRecords
                                  .Where(x => !string.IsNullOrEmpty(x.ItemName))
                                  .Select(SanitizeIdentifiers)
                                  .GroupBy(x => x, new CounterRecordComparer())
                                  .Select(AggregateDuplicates)
                                  .Select((r, i) => new { Index = i, Record = r });

                    var counterRecords = records.GroupBy(x => x.Record.RunDate).ToList();

                    logMessage($"{preRecords.Count + 1} Total Records");
                    logMessage($"{recordswithNoIdentifiers} Records with no Identifiers");
                    logMessage($"{counterRecords.Sum(x => x.Count())} Unique Records");

                    if (cancellationToken.IsCancellationRequested)
                    {
                        source.Dispose();
                        destination.DataContext.Connection.Close();
                        destination.DataContext.Dispose();
                        destination.Dispose();
                        cancellationToken.ThrowIfCancellationRequested();
                    }

                    foreach (var counterGroup in counterRecords)
                    {
                        destination.DataContext.BulkImportCounterTransactions(
                            counterGroup
                            .ToDataReader(r => new object[] { null, null, null, r.Index, r.Record.ItemName, r.Record.ItemPlatform, r.Record.ItemType, r.Record.RunDate }),
                            counterGroup
                            .SelectMany(r => r.Record.Identifiers.Bind(a => a.Select(i => new { r.Index, Identifier = i, r.Record.ItemType })))
                            .ToDataReader(i => new object[] { i.Index, i.Identifier.IdentifierType, i.Identifier.IdentifierValue, i.ItemType }),
                            counterGroup
                            .SelectMany(r => r.Record.Metrics.Bind(a => a.Select(m => new { r.Index, Metric = m })))
                            .ToDataReader(m => new object[] { m.Index, m.Metric.MetricType, m.Metric.MetricValue }));

                        //Add Record of report being run
                        using (var harvester = RepositoryFactory.CreateHarvesterRepository(harvesterArguments))
                        {
                            if (OperationID == 0)
                            {
                                logMessage("Warning: OperationID was not set properly. Correcting this.");
                                OperationID = harvester.DataContext.Operations.First(d => d.Name == Name).ID;
                            }

                            Entities.Repository repository = harvester.DataContext.Repositories.First(x => x.Name == source.Name);

                            foreach (CounterReport report in preRecordsReports.Keys)
                            {
                                if (!harvester.DataContext.CounterOperationRecords.Any(x => x.OperationID == OperationID && x.RunDate == runDate && x.Report == report.ToString()))
                                {
                                    harvester.DataContext.CounterOperationRecords.InsertOnSubmit(new CounterOperationRecord
                                    {
                                        OperationID  = OperationID,
                                        RepositoryID = repository.ID,
                                        RunDate      = runDate,
                                        Report       = report.ToString(),
                                        ExecutedDate = DateTime.Now
                                    });
                                }
                                else
                                {
                                    harvester.DataContext.CounterOperationRecords.First(x => x.OperationID == OperationID && x.RunDate == runDate && x.Report == report.ToString()).ExecutedDate = DateTime.Now;
                                }
                            }

                            harvester.DataContext.SubmitChanges();
                        }
                    }
                }
            }
        }