Re: Estimated key count from nodetool tablestats

It will give you an estimate of the number of partition keys. In newer versions it will merge a sketch of the keys and using HyperLogLog++ (p=13, sp=25) it will come up with an es

Estimated key count from nodetool tablestats

Does the nodetool tablestats output line for "Number of keys (estimate)" indicate partition keys or CQL row primary keys (PK)? We currently don't have doc on this and I couldn't get a solid answer from a quick examination of the code. Since it is an estimate, roughly what is the nature of the est