ctl文件内容：
load infile "P_133_RCC_PROMANAGE_20160224.del"
badfile "load.bad"
discardfile "load.dsc"
truncate into TABLE RCC_PROMANAGE
fields terminated by X"0x1d"
trailing nullcols
(PTCNO,
UNITNO,
SYSID)
报错：
SQL*Loader-350: Syntax error at line 5.
Non-hex character encountered where hex char expected
fields terminated by X"0x1d"