自定义asp.net2.0权限提供程序SqlMembershipProvider

                    cmd.CommandTimeout = CommandTimeout;
                    cmd.CommandType = CommandType.StoredProcedure;
                    cmd.Parameters.Add(CreateInputParam("@ApplicationName", SqlDbType.NVarChar, ApplicationName));
                    cmd.Parameters.Add(CreateInputParam("@UserName", SqlDbType.NVarChar, username));

                    if( deleteAllRelatedData )
                    {
                        cmd.Parameters.Add(CreateInputParam("@TablesToDeleteFrom", SqlDbType.Int, 0xF));
                    }
                    else
                    {
                        cmd.Parameters.Add(CreateInputParam("@TablesToDeleteFrom", SqlDbType.Int, 1));
                    }

                    SqlParameter p = new SqlParameter("@NumTablesDeletedFrom", SqlDbType.Int);
                    p.Direction = ParameterDirection.Output;
                    cmd.Parameters.Add(p);
                    cmd.ExecuteNonQuery();

                    int status = ( ( p.Value != null ) ? ( ( int )p.Value ) : -1 );

                    return ( status > 0 );
             &n