func WriteKV(be backend.Backend, kv mvccpb.KeyValue) { … } func UnsafeSetScheduledCompact(tx backend.BatchTx, value int64) { … } func UnsafeReadFinishedCompact(tx backend.ReadTx) (int64, bool) { … } func UnsafeReadScheduledCompact(tx backend.ReadTx) (int64, bool) { … }