1.直接连接的方式
2.修改客户端D:appAdministratorproduct11.2.0client_1 etworkadmin nsnames.ora文件的方式.
oracle =
(DESCRIPTION =
(ADDRESS_LIST =
(ADDRESS = (PROTOCOL = TCP)(HOST = localhost)(PORT = 1521))
)
(CONNECT_DATA =
(SERVICE_NAME = oracle)
)
)