Click on "Database" activity in the course.

Click "Create a field" dropdown and choose what field you want to create.

Alternatively, click "Use a preset" to choose from already created presets.

You can choose from the list of presents to continue.

Alternatively, click "Fields" to create your own.

In "Fields" section, click "Create a field" dropdown.

Enter the "Field name", "Field description" and any other required information.

The fields added should now be displayed in the field tab.

Add a new database field