An SQL content repository must contain:
One item descriptor that defines repository items that act as folders (the
folder
item descriptor)One or more item descriptors that define content repository items (the
content
item descriptors).
Items defined by the content
item descriptor implement the atg.repository.content.ContentRepositoryItem
interface. Items defined by the folder
item descriptor implement the atg.repository.content.FolderItem
interface, as well as the atg.repository.MutableRepositoryItem
interface.