DataRecordset.DataAsXML Property (Visio)
Returns an XML string that fully describes a data recordset and conforms to the Microsoft ActiveX® Data Objects (ADO) classic XML schema. Read-only.
This Visio object or member is available only to licensed users of Visio Professional 2013.
The string returned by DataAsXML contains all the rows in the data recordset with Microsoft Visio row IDs pre-pended to them.
The string returned by DataAsXML contains all the valid rows and columns in the data recordset that was imported as well as an additional column, named _Visio_RowID_, inserted as the first column, that assigns a unique row ID to each row in the data recordset.