Art Adminer
A smart and lightweight database management component that can be used to read, write, alter and many more database tasks. This is a comprehensive database tool to allow you to manage your databases from your Joomla administrator.
Installation
Install the extension using standard Joomla! installation procedure (Extensions -> Install/Uninstall).
Joomla Database
After installation, Art Adminer can automatically be used to connect and manage your Joomla site database.
Other Databases
Click the blue settings button to launch the settings modal.
Next, select 'No' where it says 'Connect to Joomla DB' and click save.
After the settings are saved you will be prompted to enter database credentials for the database you would like to connect.
Switching Styles
Click the blue settings button to launch the settings modal. Then select which Style you'd like to use and click save.