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通过dblink及数据泵迁移数据


目标端创建dblink

create database link test
  connect to test identified by "test"
  using 
  '(DESCRIPTION =
    (ADDRESS_LIST =
      (ADDRESS = (PROTOCOL = TCP)(HOST = 172.31.5.111)(PORT = 1521))
    )
    (CONNECT_DATA =
      (SERVICE_NAME = newpaydb)
    )
  )'; 
select sysdate from dual@test;

目标端创建导入脚本

这种方式即使源端是DG库,也可以使用数据泵

vim impdp_test.sh
impdp \' / as sysdba\' tables=test.tb1,test.tb2 directory=test network_link=test parallel=4  parfile=tbname.par logfile=test.log

目标端执行数据导入脚本

nohup ./impdp_test.sh &


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