When you find a database of your interest, click its name. You will see all the available information about it, considering both the metadata retrieved from Virtual DataPort and the metadata added by other users of the Data Catalog.
If you click a database, you will see a page with all its details:
Summary. The summary tab shows a description for the database. At first, it is obtained from Virtual DataPort. However, if you have the proper permissions, you will see a icon next to the description. Click it and define a new description, which will be specific to the Data Catalog.
From the Views and Web services tabs you can browse all the elements created in the database. If you click the name of a view or web service, you will see its details page.
Requests. The requests tab displays the requests created on this database.