Initiates the asynchronous execution of a SQL statement that is described by this ULCommand object, and retrieves the result set.
Visual Basic syntaxPublic Function BeginExecuteReader() As IAsyncResult C# syntaxpublic IAsyncResult BeginExecuteReader() ReturnsAn System.IAsyncResult that can be used to poll, wait for results, or both is returned; this value is also needed when invoking the EndExecuteReader(IAsyncResult) method, which returns an ULDataReader object that can be used to retrieve the returned rows.
ExceptionsULException class Any error that occurred while executing the command text.
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System.IAsyncResult