修改oracle 客户端PL/SQL 的路径问题

F:appxhqgogogoproduct11.1.0db_2 etworkadmin nsnames.ora 修改数据库名（不需要设置连接路径）

CALL =
(DESCRIPTION =
(ADDRESS_LIST =
(ADDRESS = (PROTOCOL = TCP)(HOST = 172.16.10.127)(PORT = 1521))
)
(CONNECT_DATA =
(SERVICE_NAME = call)
)
)


#ORCL =
#(DESCRIPTION =
# (ADDRESS_LIST =
# (ADDRESS = (PROTOCOL = TCP)(HOST = 10.12.1.48)(PORT = 1521))
# )
# (CONNECT_DATA =
# (SID = ORCL)
# )
#)