关于oracle客户端安装之后

建立network/admin 两层文件夹，然后在admin内建立 tnsnames.ora文件，
  输入格式如下：
  
ZTRIOA_192.168.0.17 =
(DESCRIPTION =
 (ADDRESS_LIST =
  (ADDRESS = (PROTOCOL = TCP)(HOST = IP地址)(PORT = 1521))
 )
 (CONNECT_DATA = (SID = ZTRIOA)(SERVER = DEDICATED))
 )