WP Clean Up can help us to clean up the wordpress database by removing “revision” “draft” “auto draft” and so on.It allows you to optimize your WordPress database without phpMyAdmin. It adds a settings page to “Dashboard”->”Settings”->”WP Clean Up” where you can clean up the wordpress database. It allows you to remove the redundant data within few clicks. It is a effective tool to keep your database clean and surely save a lot of space of your MySQL Database.
For more info visit here.