The database manager
The database manager is where you can create and manage your databases. It can be accessed via the settings → databases menu:

The databases menu
The database manager contains the following elements:

A quick search bar, allowing you to easily find the table
The list of tables. Clicking a table will open the table and show its contents. Tables in blue are custom databases and can be changed. Tables in grey are system database and cannot be changed manually. Examples in the screenshots are “projecttemplates”, “usergroups” and “users”.
The “create new table” option that allows you to create a new table
The context menu, available for every individual database.