Stringsql="select ug.group_id, ug.group_name from fc_user_group ug, fc_user_group_round ugr, fc_user_group_enroll uge where ug.group_id = ugr.group_id and ug.group_id = uge.group_id and ugr.review_round = "+review_round+" and uge.enroll_type_id = 2 group by ug.group_id, ug.group_name";