public void ClearResultTables(long actionTimestamp)
 {
     if (!this._rowStoreMapSession.IsEmpty())
     {
         Iterator <IPersistentStore> iterator = this._rowStoreMapSession.GetValues().GetIterator();
         while (iterator.HasNext())
         {
             IPersistentStore store = iterator.Next();
             if (store.GetTimestamp() == actionTimestamp)
             {
                 store.Release();
             }
         }
     }
 }