Initiates the asynchronous execution of a SQL statement or stored procedure that is described by this SACommand, and retrieves one or more result sets from the database server.
Visual Basic
Public Function BeginExecuteReader() As IAsyncResult
C#
public IAsyncResult BeginExecuteReader();
An IAsyncResult that can be used to poll, wait for results, or both; this value is also needed when invoking EndExecuteReader(IAsyncResult), which returns an SADataReader object that can be used to retrieve the returned rows.