如何查看oracle中创建的所有目录？

SQL> conn / as sysdba
已连接。
SQL> create directory sscFjSsc as 'D:\his\data\ssc\fj';

目录已创建。

SQL> desc dba_directories
名称 是否为空? 类型
----------------------------------------- -------- ----------------------------
OWNER NOT NULL VARCHAR2(30)
DIRECTORY_NAME NOT NULL VARCHAR2(30)
DIRECTORY_PATH VARCHAR2(4000)

SQL> select count(1) from dba_directories;

COUNT(1)
----------
2

SQL> select * from dba_directories;

OWNER DIRECTORY_NAME
------------------------------ ------------------------------
DIRECTORY_PATH
--------------------------------------------------------------------------------
SYS DATA_PUMP_DIR
D:\oracle\product\10.2.0\db_1\rdbms\log\

SYS SSCFJSSC
D:\his\data\ssc\fj

select * from dba_directories;就可以了