% 'select' => 'part_svc.*, COUNT(*) AS num_cust_svc',
% 'table' => 'part_svc',
% 'addl_from' => 'LEFT JOIN cust_svc USING ( svcpart )',
-% 'extra_sql' => 'WHERE pkgnum = ? GROUP BY part_svc.svcpart',
+% 'extra_sql' => 'WHERE pkgnum = ? '.
+% ' GROUP BY '. join(', ',
+% map "part_svc.$_", fields('part_svc')
+% ),
% 'extra_param' => [ [$cust_pkg->pkgnum,'int'] ],
% })
% ) {