Retrieves data of type XML as an XmlReader.
Assembly: System.Data (in System.Data.dll)
The connection drops or is closed during the data retrieval.
The SqlDataReader is closed during the data retrieval.
There is no data ready to be read (for example, the first Read hasn't been called, or returned false).
Trying to read a previously read column in sequential mode.
There was an asynchronous operation in progress. This applies to all Get* methods when running in sequential mode, as they could be called while reading a stream.
Trying to read a column that does not exist.
The returned type was not xml.
The XmlReader object returned by does not support asynchronous operations. If you require asynchronous operations on an XmlReader, cast the XML column to an NVARCHAR(MAX) on the server and use GetTextReader with Create.
For more information, see SqlClient Streaming Support.