SELECT * UP TO 1 ROWS FROM ZFIT0210 WHERE BUKRS EQ GT_LIST - BUKRS " 회사코드 AND ANLN1 EQ GT_LIST-ANLN1 " 자산 AND ZCTNUM_B EQ P_CONTRT " 계약번호 ORDER BY FLOWNO DESCENDING . ENDSELECT. SELECT SINGLE 하고 Order by를 주면 에러가 난다. You will get error if you SELECT SINGLE and Order by