创建database link

-- Create database link
--username, password, host and service_name should be replaced with real values on line;

create public database link DBLINK_D
connect to DFJR_NEW_3F_D identified by CZTY_DFJR_NEW_3F_D
using '(DESCRIPTION =
(ADDRESS = (PROTOCOL = TCP)(HOST = 192.168.150.233)(PORT = 1521))
(CONNECT_DATA =
(SERVER = DEDICATED)
(SERVICE_NAME = ZSMS)
)
)';