A tag is a keyword or term assigned to a piece of information. This kind of metadata helps describe an item and allows it to be found again by browsing or searching. Tags are part of the catalog metadata. They are a way to classify views and web services according to some criteria (for instance, "validated" and "public" views).
In the “Tag Management” section you can manage the tags: create new ones, edit the existing ones or remove them.
By clicking on the Edit icon, you will see a window like the one in Edit Tag, where you can modify:
In the screen shown in the previous image, you can click on any tag to see the list of elements (views and web services from any database) assigned to that tag (see section Tags).
You can also see the list of elements that are assigned that tag, and remove them or add new ones, as shown in the following image:
Here, you can click on any element name to browse it.