Oracle PL/SQL/System Tables Views/dba external tables
Query dba_external_tables
SQL>
SQL> set verify off
SQL> set linesize 81
SQL> set pagesize 9999
SQL> set feedback on
SQL>
SQL> select table_name, access_parameters parms
2 from dba_external_tables
3 where rownum < 50
4 order by table_name
5 /
no rows selected
SQL>
SQL> --