The Value property returns the Xml as a string. When this property is accessed for the first time, a request is opened on the connection, the Xml data is retrieved from the Advanced SQL Engine, and is stored into a System.String.
There is a limit of 16 requests per a connection that an application can have concurrently opened. If Value is accessed when 16 requests are open, a TdException will get thrown indicating that the maximum limit of streams are open.
A request on a connection will be open when the following occurs:
Target Platforms: Windows 8.1, Windows 10, Windows Server 2012 R2, Windows Server 2016, Windows Server 2019