"SELECT /*+ parallel(t 4) */ t.BRANCH_COMPANY_CODE, t.pro, SUM(t.SUM_UEA),sum(t.indemnity_amount), SUM(t.SUM_UN) FROM T_FAZHAN_DCY_SUM_UNSETTLED t WHERE t.PERIOD_TIME = TO_DATE(201203, 'yyyymm') GROUP BY BRANCH_COMPANY_CODE, t.pro order by BRANCH_COMPANY_CODE, t.pro"