(^) Get a string describing the SDO_DataObject.

(PHP 5 >= 5.1.0, PHP 7) Clear libxml error buffer

(PHP 4 >= 4.1.0, PHP 5, PHP 7) Register a PHP function to resource method matching method_name

(^) Get the old values for a given changed SDO_DataObject

(^) Get the SDO_Model_Type for the SDO_DataObject

(PHP 5 >= 5.1.2, PHP 7, PECL xmlwriter >= 0.1.0) End attribute

(PHP 5 >= 5.1.0, PHP 7) Check whether the current element is valid

(PECL xmldiff >= 0.8.0) Produce merged XML document

(^) Returns SDO_DAS_XML_Document for a given xml instance string

(^) Get the old value for the changed property