What Is provided by Oracle XML DB?
Figure 1-1 summarizes Oracle XML DB architecture and its XML storage and processing capabilities.
Inside Oracle XML DB, XML documents are stored in XMLTypes. XMLTypes preserve XML documents and provide XML-based APIs, such as XPath query and XQuery, to access the XML data.
In Oracle Database 11g, XMLTypes can reside in relational tables as a column, in an XMLType object table, or can be stored in XML DB repository, which is a file system inside the Oracle database.
FIGURE 1-1. Oracle XML DB and its XML features
XMLType can be stored in different formats. XMLType can be stored in CLOBs, called CLOB XMLType. ...
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