anchor.diff:              // introduce blank commits in case there are no logs to replay.
               shardWriter |> ShardWriter.refresh
               shardWriter.Status <- ShardWriter.Status.Online
  -        indexWriter.ShardWriters |> Array.Parallel.iter (fun shard -> replayShardTransaction (shard))
  +        indexWriter.ShardWriters |> Array.Parallel.iter replayShardTransaction
       
       /// Create a new index instance
       let create (settings : IndexSetting.T) = 
  
positive.code:                         while fileStream.Position <> fileStream.Length do
                              yield msgPackSerializer.Unpack(fileStream)
                      }
                  with _ -> Seq.empty
              else Seq.empty
          
          /// Append a new entry to TxLog        
  
negative.code:             let txEntry = TransactionLog.T.Create(txId, id)
              use stream = memoryManager.GetStream()
              TransactionLog.serializer (stream, txEntry)
              s.ShardWriters.[shardNo].TxWriter.Append(stream.ToArray(), s.ShardWriters.[shardNo].Generation.Value)
              s.ShardWriters.[shardNo] |> ShardWriter.deleteDocument id (s.GetSchemaName(Constants.IdField))
          }
      
  