tnsnames.ora Network Configuration File: tnsnames.ora
Generated by Oracle configuration tools.
orcl =
(DESCRIPTION =
(ADDRESS_LIST =
(ADDRESS = (PROTOCOL = TCP)(HOST = 127.0.0.1 )(PORT = 1521))
)
(CONNECT_DATA =
(SERVICE_NAME = orcl )
)
)
tns这样没有改变,请问怎么设置?