Problem: pruning is not supported in current versiondb PR

[yihuang]

https://github.com/facebook/rocksdb/wiki/User-defined-Timestamp-%28Experimental%29#compaction-and-garbage-collection-gc

There's some support for that in rocksdb, just need to setup configuration.

[cipherzzz]

I can look into this if you want to assign it to me

[yihuang]

Awesome, why not? it's yours now :)

The heavy part is supported in rocksdb, the main thing is configuration and UX considerations, it'll be easier if you understand how viper works.