The Zend_Db_Xml_XmlContent class is a class representing an XML Document.
The Zend_Db_Xml_XmlContentStore is an abstract class which represents a repository for XML Documents.
The Zend_Db_Xml_XmlContentStore_Db2 represents a DB2 repository for XML Documents.
Zend_Db_Xml_XmlIterator is an iterable collection of Zend_Db_Xml_XmlContent objects.
Zend_Db_Xml_XmlUtil provides a set of utility convenience methods to convert to/from various XML representations and Zend_Db_Xml_XmlContent