RAC创建DBlink并使用impdp抽取源库数据 赋权并创建dblink [plain] view plaincopyprint?[Oracle@zhongwc1 ~]$ sqlplus / as sysd
rac创建dblink并使用impdp抽取源库数据
赋权并创建dblink
[plain] view plaincopyprint?
[Oracle@zhongwc1 ~]$ sqlplus / as sysdba
SQL*Plus: Release 11.2.0.3.0 Production on Mon Feb 4 10:26:45 2013
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, Real Application Clusters, Automatic Storage Management, OLAP,
Data Mining and Real Application Testing options
SQL> grant create database link to zwc;
Grant succeeded.
SQL> conn zwc/
Enter password:
Connected.
SQL> show user
USER is “ZWC”
SQL> select tname from tab;
no rows selected
[oracle@zhongwc1 ~]$ sqlplus / as sysdba
SQL*Plus: Release 11.2.0.3.0 Production on Mon Feb 4 10:26:45 2013
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, Real Application Clusters, Automatic Storage Management, OLAP,
Data Mining and Real Application Testing options
SQL> grant create database link to zwc;
Grant succeeded.
SQL> conn zwc/
Enter password:
Connected.
SQL> show user
USER is “ZWC”
SQL> select tname from tab;
no rows selected[plain] view plaincopyprint?
create public database link ZWC
connect to zhongwc identified by zhongwc
using ‘(DESCRIPTION =
(ADDRESS = (PROTOCOL = TCP)(HOST = 192.168.1.201)(PORT = 1521))
(CONNECT_DATA =
(SERVER = DEDICATED)
(SERVICE_NAME = ZWC)
)
9 )’;
Database link created.
SQL> select * from dual@zwc;
D
–
X
SQL> show user
USER is “ZWC”
SQL> select tname from tab;
no rows selected
————————————————————————————–
SQL> select tname from tab@zwc;
TNAME
——————————
T_ZHONGWC
SQL> select count(*) from t_zhongwc;
select count(*) from t_zhongwc
*
ERROR at line 1:
ORA-00942: table or view does not exist
SQL> select count(*) from t_zhongwc@zwc;
COUNT(*)
———-
75453
SQL> exit
Disconnected from Oracle Database 11g Enterprise Edition Release 11.2.0.3.0 – 64bit Production
With the Partitioning, Real Application Clusters, Automatic Storage Management, OLAP,
Data Mining and Real Application Testing options
[oracle@zhongwc1 ~]$ impdp system/oracle network_link=zwc schemas=zhongwc remap_schema=zhongwc:zwc
Import: Release 11.2.0.3.0 – Production on Mon Feb 4 10:47:45 2013
Copyright (c) 1982, 2011, Oracle and/or its affiliates. All rights reserved.
Connected to: Oracle Database 11g Enterprise Edition Release 11.2.0.3.0 – 64bit Production
With the Partitioning, Real Application Clusters, Automatic Storage Management, OLAP,
Data Mining and Real Application Testing options
Starting “SYSTEM”.”SYS_IMPORT_SCHEMA_01″: system/******** network_link=zwc schemas=zhongwc remap_schema=zhongwc:zwc
Estimate in progress using BLOCKS method…
Processing object type SCHEMA_EXPORT/TABLE/TABLE_DATA
Total estimation using BLOCKS method: 9 MB
Processing object type SCHEMA_EXPORT/USER
ORA-31684: Object type USER:”ZWC” already exists
Processing object type SCHEMA_EXPORT/SYSTEM_GRANT
Processing object type SCHEMA_EXPORT/ROLE_GRANT
Processing object type SCHEMA_EXPORT/DEFAULT_ROLE
Processing object type SCHEMA_EXPORT/PRE_SCHEMA/PROCACT_SCHEMA
Processing object type SCHEMA_EXPORT/TABLE/TABLE
. . imported “ZWC”.”T_ZHONGWC” 75453 rows
Job “SYSTEM”.”SYS_IMPORT_SCHEMA_01″ completed with 1 error(s) at 10:48:32
create public database link ZWC
connect to zhongwc identified by zhongwc
using ‘(DESCRIPTION =
(ADDRESS = (PROTOCOL = TCP)(HOST = 192.168.1.201)(PORT = 1521))
(CONNECT_DATA =
(SERVER = DEDICATED)
(SERVICE_NAME = ZWC)
)
9 )’;
Database link created.
SQL> select * from dual@zwc;
D
–
X
SQL> show user
USER is “ZWC”
SQL> select tname from tab;
no rows selected
SQL> select tname from tab@zwc;
TNAME
——————————
T_ZHONGWC
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