WordPress Link: https://wordpress.org/plugins/wp-optimize/
It says it is a very good caching and everything plugin. In reality it does’t do anything perfectly.
The Promise: Very Fast Speed and Great Power
The Reality: Limited Speed and Limited Options
A. It is just partially good for Database Cleaning
Transient Record Cleaning
How they stack up?
B. Advanced Database Cleaner
How to do WP DB Optimization Manually: https://wpengine.com/support/database-optimization-best-practices/