Assigns the specified expression to the property. Specify a null reference (Nothing in Visual Basic) to remove an existing expression from the property.
Assembly: Microsoft.SqlServer.ManagedDTS (in Microsoft.SqlServer.ManagedDTS.dll)
The following example sets the Description property of the log provider to be the text, "This is the log for…" with the current month and day appended to the end of the string.
Current description: Writes log entries for events to a CSV file
Validation passed: Success
The expression for Description is "This is the log for January 06"
The description is now: This is the log for January 06