package store import ( "io" ) type KVDB interface { Get(key []byte) ([]byte, io.Closer, error) Set(key, value []byte) error Delete(key []byte) error NewBatch() Transaction NewIter(lowerBound []byte, upperBound []byte) (Iterator, error) Compact(start, end []byte, parallelize bool) error Close() error DeleteRange(start, end []byte) error }