怎么通过sqlldr导入到sys用户，相信很多没有经验的人对此束手无策，为此本文总结了问题出现的原因和解决方法，通过这篇文章希望你能解决这个问题。
[oracle@shanxi apache]$ sqlldr 'sys/ether as sysdba' control='apachelog.ctl' data=/tmp/scanlog.txt
LRM-00112: multiple values not allowed for parameter 'control'
SQL*Loader: Release 10.2.0.1.0 - Production on Thu Nov 8 13:34:14 2012
Copyright (c) 1982, 2005, Oracle. All rights reserved.
SQL*Loader-100: Syntax error on command-line
解决方法一：
[oracle@shanxi apache]$ sqlldr "'sys/ether as sysdba'" control=apachelog.ctl data=/tmp/scanlog.txt
解决方法二:
13:29:58 SQL> show parameter O7
NAME TYPE VALUE
------------------------------------ ----------- ------------------------------
O7_DICTIONARY_ACCESSIBILITY boolean FALSE
13:30:30 SQL> alter system set O7_DICTIONARY_ACCESSIBILITY=true scope=spfile;
System altered.
13:31:17 SQL> startup force
ORACLE instance started.
Total System Global Area 2147483648 bytes
Fixed Size 1220432 bytes
Variable Size 486539440 bytes
Database Buffers 1644167168 bytes
Redo Buffers 15556608 bytes
Database mounted.
Database opened.
13:31:32 SQL> show parameter O7
NAME TYPE VALUE
------------------------------------ ----------- ------------------------------
O7_DICTIONARY_ACCESSIBILITY boolean TRUE
[oracle@shanxi apache]$ sqlldr sys/ether control=apachelog.ctl data=/tmp/scanlog.txt
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