How to store data garbage collection and what are the steps to do it.
You can check below Adobe official documentation for how to store garbage collection and also the steps to do it.
Data Store Garbage Collection
what is lucene binaries cleanup, workflow purge, audit log maintenance task, version purge, purge of ad-hoc tasks and project purge?
What is the difference between in all?
These other questions have docs that explain them - for workflow purse for example - see: Purge workflow and audit nodes
what is purge of ad-hoc tasks and project purge?
what is purge of ad-hoc tasks and project purge? and what is the need of both of them and how to implement?