Oracle XML DB is a feature of the Oracle database. It provides a high-performance, native XML
storage and retrieval technology. Oxygen XML Editor allows you to browse the native
Oracle XML Repository and perform various operations on the resources in the repository. 
Figure: Browsing the Oracle XML DB Repository
The actions available at XML Repository level are as follows:
Refresh- Performs a refresh of the XML Repository.
- Add container
- Adds a new child container to the XML Repository.
Add
resource- Adds a new resource to the XML Repository.
The actions available at container level are as follows:
- Refresh
- Performs a refresh of the selected container.
- Add container
- Adds a new child container to the current one.
- Add
resource
- Adds a new resource to the folder.
- Delete
- Deletes the current container.
- Properties
- Shows various properties of the current container.
The actions available at resource level are as follows:
- Refresh
- Performs a refresh of the selected resource.
- Open
- Opens the selected resource in the editor.
- Rename
- Renames the current resource
- Move
- Moves the current resource to a new container (also available through drag and drop).
- Delete
- Deletes the current resource.
- Copy location
- Allows you to copy (to the clipboard) an application-specific URL for the resource that can then be used for various actions, such as opening or transforming the resources.
- Properties
- Shows various properties of the current resource.
- Compare
- Compares the resources using Diff Files (this action is available in the contextual menu of two selected resources).
For running an XQuery transformation on collections from the XML Repository, see a tutorial from Oracle.