아래쿼리는 2000바이트까지 밖에 합쳐지지가 않네요

4000바이트까지 들어가야하는데 방법 없을까요? ㅜㅜ

SELECT TO_CHAR(SYSDATE, 'YYYYMMDD') AS TRSC_DT
     , '000' AS INST_CD
     , 'FL2213' AS BACH_FILE_NM
     , BLK_NO
     , SEQ_NO
     , REC_CNT
     , LENGTHB(DETL_DATE) AS DETL_DATE_LEN
     , DETL_DATE AS DETL_DATE
FROM     
(
    SELECT CEIL(SEQ_NO/100) BLK_NO
         , DECODE(CEIL(SEQ_NO/100),'1', SEQ_NO, (SEQ_NO - 100*(CEIL(SEQ_NO/100)-1))) AS SEQ_NO
         , MAX(rn) REC_CNT
         , MAX(REPLACE(SYS_CONNECT_BY_PATH(DETL_DATE,','),',','')) DETL_DATE
    FROM
    (
        SELECT CEIL(ROWNUM/25) AS SEQ_NO
             , TT     AS DETL_DATE
             , ROW_NUMBER() OVER(PARTITION BY CEIL(ROWNUM/25) ORDER BY ROWNUM) rn
        FROM
        (
            SELECT Rpad('HEADER',80,' ') AS TT FROM DUAL
            UNION ALL
            SELECT lpad('DATA',80,' ') AS TT FROM DUAL CONNECT BY LEVEL <= 1000
            UNION ALL
            SELECT lpad('TRAILER',80,' ') AS TT FROM DUAL
        )
    )
    START WITH rn = 1
    CONNECT BY PRIOR SEQ_NO = SEQ_NO
           AND PRIOR rn = rn - 1
    GROUP BY SEQ_NO
)