drop database link m8_link;
create database link m8_link
--需修改下列数据库名和数据库实例
connect to tms identified by tms
using '(DESCRIPTION =
(ADDRESS_LIST =
(ADDRESS = (PROTOCOL = TCP)(HOST = 192.168.0.100)(PORT = 1521))
)
(CONNECT_DATA =
(SERVICE_NAME = test100)
)
)';
D:\oracle\NETWORK\ADMIN\tnsnames.ora
test100表示实例名字
--先建立一个DBLink,然后新建同义词
--删除已有的同义词
drop synonym CM_M8_ACCOUNT;
--添加cmcs系统的同义词
CREATE SYNONYM CM_M8_ACCOUNT FOR CM_M8_ACCOUNT@m8_link;