创建DBlink

创建DBlink到cms

create public database link CMS  connect to cmsxb identified by sph  using '(DESCRIPTION =    (ADDRESS_LIST =      (ADDRESS = (PROTOCOL = TCP)(HOST = 192.168.0.3)(PORT = 1521))    )    (CONNECT_DATA =      (SERVICE_NAME = cmsxb)    )  )';

select * from pub_emp@cms