Oracle database export and import utilities are useful to back up XMLType tables and columns. However, export and import can’t back up XML DB Repository data and its metadata, nor can they back up the XML DB management data, such as the registered XDB schemas, even in a full database export. Therefore, the utilities can only be used for XMLType table export/import.
Oracle XML DB Tip: Is XML Schema–based XMLType supported by Oracle Database 11g Data Pump export/import utilities?
Yes, it is supported in Oracle Database 11g.
However, the export and import utilities are still useful if you want to back up or transport content from XMLType tables. In Oracle Database 11g, we will use Oracle Data Pump import ...