DefaultRange returns a Range spanning all available indexes.

HeadRange returns a range that includes only the first n entries.

Iterate through all command logs in the given store within the given range.

Replay the commands in the given logs and snapshot stores using the given dir as database directory.

TailRange returns a range that includes only the last n entries.

Range contains the first and last index of a dump.

Handler handles a single command log yielded by Iterate.