dmp文件

[oracle@localhost ~]$ sqlplus / as sysdba

SQL*Plus: Release 11.2.0.3.0 Production on Sun Jun 24 01:13:45 2018

Copyright (c) 1982, 2011, Oracle.  All rights reserved.


Connected to:
Oracle Database 11g Enterprise Edition Release 11.2.0.3.0 - 64bit Production
With the Partitioning, OLAP, Data Mining and Real Application Testing options

SQL> show user;\
USER is "SYS"
SP2-0158: unknown SHOW option ";\"
SQL> show user;
USER is "SYS"
SQL> create table tt1 as select username,user_id from dba_users;

Table created.

SQL> select * from tt1;

USERNAME              USER_ID
------------------------------ ----------
OLAPSYS                    60
SI_INFORMTN_SCHEMA             56
MGMT_VIEW                  73
OWBSYS                     78
ORDPLUGINS                 55
SPATIAL_WFS_ADMIN_USR              66
SPATIAL_CSW_ADMIN_USR              69
XDB                    45
SYSMAN                     71
APEX_PUBLIC_USER               75
DIP                    14

USERNAME              USER_ID
------------------------------ ----------
OUTLN                   9
ANONYMOUS                  46
CTXSYS                     43
ORDDATA                    54
MDDATA                     64
OWBSYS_AUDIT                   82
APEX_030200                77
XS$NULL                2147483638
APPQOSSYS                  31
ORACLE_OCM                 21
WMSYS                      32

USERNAME              USER_ID
------------------------------ ----------
DBSNMP                     30
EXFSYS                     42
ORDSYS                     53
MDSYS                      57
FLOWS_FILES                74
SYSTEM                  5
SYS                 0
JACK                       85
MARK                       86
USER1                      84
SCOTT                      83

33 rows selected.

SQL> create table ett1
  2  organization external(
  3  type oracle_datapump
  4  default directory dmpdir
  5  location ('tt123.dmp'))
  6  as select * from tt1;

Table created.

SQL> create table ett2(username varchar2(40),user_id number)
  2  organization external (
  3  type oracle_datapump
  4  default directory dmpdir
  5  location ('tt123.dmp'));

Table created.

SQL> select * from ett1;

USERNAME              USER_ID
------------------------------ ----------
OLAPSYS                    60
SI_INFORMTN_SCHEMA             56
MGMT_VIEW                  73
OWBSYS                     78
ORDPLUGINS                 55
SPATIAL_WFS_ADMIN_USR              66
SPATIAL_CSW_ADMIN_USR              69
XDB                    45
SYSMAN                     71
APEX_PUBLIC_USER               75
DIP                    14

USERNAME              USER_ID
------------------------------ ----------
OUTLN                   9
ANONYMOUS                  46
CTXSYS                     43
ORDDATA                    54
MDDATA                     64
OWBSYS_AUDIT                   82
APEX_030200                77
XS$NULL                2147483638
APPQOSSYS                  31
ORACLE_OCM                 21
WMSYS                      32

USERNAME              USER_ID
------------------------------ ----------
DBSNMP                     30
EXFSYS                     42
ORDSYS                     53
MDSYS                      57
FLOWS_FILES                74
SYSTEM                  5
SYS                 0
JACK                       85
MARK                       86
USER1                      84
SCOTT                      83

33 rows selected.

SQL> select * from ett2;

USERNAME                    USER_ID
---------------------------------------- ----------
OLAPSYS                      60
SI_INFORMTN_SCHEMA               56
MGMT_VIEW                    73
OWBSYS                       78
ORDPLUGINS                   55
SPATIAL_WFS_ADMIN_USR                66
SPATIAL_CSW_ADMIN_USR                69
XDB                      45
SYSMAN                       71
APEX_PUBLIC_USER                 75
DIP                      14

USERNAME                    USER_ID
---------------------------------------- ----------
OUTLN                         9
ANONYMOUS                    46
CTXSYS                       43
ORDDATA                      54
MDDATA                       64
OWBSYS_AUDIT                     82
APEX_030200                  77
XS$NULL                  2147483638
APPQOSSYS                    31
ORACLE_OCM                   21
WMSYS                        32

USERNAME                    USER_ID
---------------------------------------- ----------
DBSNMP                       30
EXFSYS                       42
ORDSYS                       53
MDSYS                        57
FLOWS_FILES                  74
SYSTEM                        5
SYS                       0
JACK                         85
MARK                         86
USER1                        84
SCOTT                        83

33 rows selected.

SQL> select * from tt1;

USERNAME              USER_ID
------------------------------ ----------
OLAPSYS                    60
SI_INFORMTN_SCHEMA             56
MGMT_VIEW                  73
OWBSYS                     78
ORDPLUGINS                 55
SPATIAL_WFS_ADMIN_USR              66
SPATIAL_CSW_ADMIN_USR              69
XDB                    45
SYSMAN                     71
APEX_PUBLIC_USER               75
DIP                    14

USERNAME              USER_ID
------------------------------ ----------
OUTLN                   9
ANONYMOUS                  46
CTXSYS                     43
ORDDATA                    54
MDDATA                     64
OWBSYS_AUDIT                   82
APEX_030200                77
XS$NULL                2147483638
APPQOSSYS                  31
ORACLE_OCM                 21
WMSYS                      32

USERNAME              USER_ID
------------------------------ ----------
DBSNMP                     30
EXFSYS                     42
ORDSYS                     53
MDSYS                      57
FLOWS_FILES                74
SYSTEM                  5
SYS                 0
JACK                       85
MARK                       86
USER1                      84
SCOTT                      83

33 rows selected.

SQL>