private void SaveHighResEnergyValuesToDb(Dictionary <DateTime, TimeSeriesStreamCollection <Dsuid, int> > timeseriesCollections)
        {
            foreach (var collection in timeseriesCollections)
            {
                var dbEnergySeries = _dbContext.DsEnergyHighresDataSet.Where(x => x.Key == collection.Key).FirstOrDefault();
                if (dbEnergySeries == null)
                {
                    _dbContext.DsEnergyHighresDataSet.Add(dbEnergySeries = new DigitalstromEnergyHighresData()
                    {
                        Key = collection.Key
                    });
                }

                dbEnergySeries.EnergySeriesEveryMeter = collection.Value;
            }
        }
        private Dictionary <DateTime, TimeSeriesStreamCollection <Dsuid, int> > ReadHighResEnergyValuesFromDb(IEnumerable <DateTime> days)
        {
            var timeseriesCollections = new Dictionary <DateTime, TimeSeriesStreamCollection <Dsuid, int> >();

            foreach (var day in days)
            {
                var dbEnergySeries = _dbContext.DsEnergyHighresDataSet.Where(x => x.Key == day).FirstOrDefault();
                if (dbEnergySeries == null)
                {
                    timeseriesCollections.Add(day, DigitalstromEnergyHighresData.InitialEnergySeriesEveryMeter(day, Dsuids));
                }
                else
                {
                    timeseriesCollections.Add(day, dbEnergySeries.EnergySeriesEveryMeter);
                }
            }
            return(timeseriesCollections);
        }