If you need to access your database you can manage this via the phpMyAdmin tool available within your web hosting package.
Changes to your database can irrevocably damage your website. If you do not know what you are doing do not proceed – submit a support ticket for assistance
Login to your Web Hosting Account
How to: Login to your Web Hosting account
Select the phpMyAdmin icon

Select the phpMyAdmin icon located in the Databases section
Select your database in the Sidebar

Note the database called
information_schema
is an internal database used by your database server to manage the databases. This is not the database you require!