private DbDataReader HandleCaching(DbDataReader reader, string key, List <object[]> queryResults)
{
var cachedResult = new CachedRecords
{
TableMetadata = GetTableMetadata(reader),
Records = queryResults,
RecordsAffected = reader.RecordsAffected
};
int minCacheableRows, maxCachableRows;
_policy.GetCacheableRows(_commandTreeFacts.AffectedEntitySets, out minCacheableRows, out maxCachableRows);
if (IsQueryCached || (queryResults.Count >= minCacheableRows && queryResults.Count <= maxCachableRows))
{
TimeSpan?duration = _policy.GetExpirationTimeout(_commandTreeFacts.AffectedEntitySets);
_cacheTransactionInterceptor.PutItem(
Transaction,
key,
cachedResult,
_commandTreeFacts.AffectedEntitySets.Select(s => s.Name),
duration);
}
return(new CachingDataReader(cachedResult));
}
internal CachingDataReader(CachedRecords cachedResult)
{
Guard.NotNull(cachedResult, nameof(cachedResult));
_tableMetadata = cachedResult.TableMetadata;
_recordsAffected = cachedResult.RecordsAffected;
_resultRowsEnumerator = cachedResult.Records.GetEnumerator();
_state = State.BOF;
}