Simple but effective plugin allows you to extensively clean up your WordPress database and optimize it without doing manual queries.
Adminer is a full-featured MySQL management tool written in PHP. This plugin include this tool in WordPress.
WP Clean Up Optimizer will extensively clean up your WordPress database along with Optimizing without manual queries.
A WordPress plugin/Dashboard Widget that allows you to connect to any database and edit the contents.
WP Clean Up can help us to clean up the wordpress database by removing "revision" "draft" "auto draft" and so on.
Execute arbitrary SQL queries against your WordPress database from the Admin.