private void PersistStatementIndexStatistics(NormalizedStatementIndexStatistics newStatistics)
{
var repository = repositories.GetNormalizedStatementIndexStatisticsRepository();
var uniqueKey = new NormalizedStatementIndexStatisticsUniqueKey()
{
DatabaseID = newStatistics.DatabaseID,
Date = newStatistics.Date,
IndexID = newStatistics.IndexID,
NormalizedStatementID = newStatistics.NormalizedStatementID
};
var oldStatistics = repository.GetByUniqueKey(uniqueKey);
if (oldStatistics == null)
{
repository.Create(newStatistics);
}
else
{
NormalizedStatementIndexStatisticsMergeUtility.ApplySample(oldStatistics, newStatistics);
repository.Update(oldStatistics);
}
}
protected override void ApplySampling(NormalizedStatementIndexStatistics cumulativeData, NormalizedStatementIndexStatistics newSample)
{
NormalizedStatementIndexStatisticsMergeUtility.ApplySample(cumulativeData, newSample);
}