使用external table 导入数据报错 1226 ,求解 !

create table aaa
  (
    a char(11),
    b char(11),
    c integer,
    d integer,
    e char(2),
    f char(1),
    g char(10),
    h char(20),
    i char(10),
    j char(10),
    k char(1),
    l char(32),
    m char(10),
    n decimal(16,2),
    o decimal(16,2),
    p decimal(16,2),
    q decimal(16,2),
    r decimal(16,2),
    s decimal(16,2),
    t decimal(16,2),
    u decimal(16,2),
    v integer,
    w integer,
    x integer,
    y integer,
    z integer,
    aa integer,
    bb integer,
    cc decimal(8,6),
    dd decimal(8,6),
    ee decimal(18,2),
    ff decimal(18,2),
    gg char(8),
    hh char(8),
    ii char(8),
    jj char(8),
    kk char(8),
    ll char(8),
    mm char(8),
    nn char(20),
    oo char(8),
    pp char(11),
    qq char(64),
    rr char(5),
    ss char(6)
  ) extent size 3200 next size 3200 lock mode row;
  
  
create external table aaa_ext
  (
    a char(11),
    b char(11),
    c integer,
    d integer,
    e char(2),
    f char(1),
    g char(10),
    h char(20),
    i char(10),
    j char(10),
    k char(1),
    l char(32),
    m char(10),
    n decimal(16,2),
    o decimal(16,2),
    p decimal(16,2),
    q decimal(16,2),
    r decimal(16,2),
    s decimal(16,2),
    t decimal(16,2),
    u decimal(16,2),
    v integer,
    w integer,
    x integer,
    y integer,
    z integer,
    aa integer,
    bb integer,
    cc decimal(8,6),
    dd decimal(8,6),
    ee decimal(18,2),
    ff decimal(18,2),
    gg char(8),
    hh char(8),
    ii char(8),
    jj char(8),
    kk char(8),
    ll char(8),
    mm char(8),
    nn char(20),
    oo char(8),
    pp char(11),
    qq char(64),
    rr char(5),
    ss char(6)
  )using(
        datafiles("DISK:/backup/demo.exp/aaa106838.unl"),
   format "delimited",
   DELIMITER "|",
   rejectfile "/backup/err",
   maxerrors 100
);

insert into aaa select * from aaa_ext;
    ....
1226: Decimal or money value exceeds maximum precision.

/backup/demo.exp/aaa106838.unl~48405~CONVERT_ERR~cc~0010100|0010101|2057427|2131689|01|2|21101|xxxx||31|000
|0|00230001000000000000000000030005|1100000000|1.05|1.05|33519.57|0.0|0.0|0.0|0.0|0.0|48|10269|269|1|0|0|1000|0.0|0.0
|0.0|0.0|20020305|20040701||20040828|20111221|20110621||0000000111216|20110614|0010101|||570015|~
/backup/demo.exp/aaa106838.unl~55341~CONVERT_ERR~cc~0010100|0010101|2065886|3162600|01|2|21101|xxxxx||31|000|0
|00230001000000000000000000037300|1100000000|1.35|1.35|0.0|0.0|0.0|0.0|0.0|0.0|47|10003|3|3|0|0|1000|0.0|0.0|0.0|0.0|
20020507|20040701||20040828|20111221|20050701||0000000487663|20040701|0010101|||590315|~
/backup/demo.exp/aaa106838.unl~110660~TOO_MANY_FLDS~~0010500|0010501|10118507|6515328|01|2|21101|xxxx||31|0
00|0|00230000000000000000000000007300|1100000000|1.41|1.41|1.24|0.0|0.0|0.0|0.0|0.0|19|91|19|1|0|0|0|0.0|0.0|0.0|0.0|
20070824|20070824||20070824|20111221|20091221||0000001813670|20090930|0010106|||600411|~
   
   但是单独使用load 就能正常完成
   
   load from "/backup/demo.exp/aaa106838.unl" delimiter '|' insert into aaa;