(genuinely asking) why not SQLite by default?
We were not able to get good enough performance compared to LMDB. We will work on this more though, there are probably many ways performance can be increased by reducing load on the KV store.
alt Hacker News
We were not able to get good enough performance compared to LMDB. We will work on this more though, there are probably many ways performance can be increased by reducing load on the KV store.