Hi,
Can you please refer the following link for Examples for Authorizations for the Query Definition and check whether it helps you:
http://help.sap.com/saphelp_nw73/helpdata/en/41/05453caff4f703e10000000a114084/frameset.htm
This link mentions about the authorization objects S_RS_COMP and S_RS_COMP1.
Thanks & Regards,
Sapna
Message was edited by: Sapna J Kini