Appendixes here provide background material for Oracle XML DB.

• Oracle-Supplied XML Schemas and Examples
  Full listings are provided here for the Oracle XML DB-supplied XML schemas, purchase-order XML schemas and an XSLT stylesheet used in various examples, and C-language (OCI) examples for loading XML content into Oracle XML DB and initializing and terminating an XML context.
• Oracle XML DB Restrictions
  The restrictions associated with Oracle XML DB are listed here.
• Deprecated Functions for Updating XML Data
  Oracle SQL functions for updating XML data that are deprecated starting with Oracle Database 12c Release 1 (12.1.0.1) are described. Use XQuery Update instead to update XML data.
• Deprecated Constructs for XML Translation
  Oracle constructs that support XML translation are described. They are deprecated starting with Oracle Database 12c Release 1 (12.1.0.1).
• Deprecated Content Repository API for Java
  Oracle XML DB Content Connector implements Content Repository API for Java (also known as JCR), a Java API standard developed by the Java community as JSR-170. You can access Oracle XML DB Repository using Oracle XML DB Content Connector.