目录是指的什么目录啊，没明白，数据库目录的话，只要可以查这个视图就行。当然如果是操作系统目录，root和Oracle用户都可以查看。
SQL> set linesize 9999
SQL> col OWNER for a10
SQL> col DIRECTORY_NAME for a30
SQL> col DIRECTORY_PATH for  a60
SQL> select * from dba_directories;

OWNER      DIRECTORY_NAME                 DIRECTORY_PATH
---------- ------------------------------ ------------------------------------------------------------
SYS        GGS_DDL_TRACE                  /u01/app/oracle/diag/rdbms/jieke/jieke1/trace
SYS        PUBLIC_DUMP                    /nfs
SYS        DUMP_DIR                       /home/oracle/languagedump_dir
SYS        AUTOBAK                        /orabak/dumpbk/prod2