pl/sql的tnsnames.ora文件配置

位置：D:\app\product\11.2.0\dbhome_1\network\admin\tnsnames.ora（根据安装位置具体情况而定）

zx_U=
  (DESCRIPTION =
    (ADDRESS = (PROTOCOL = TCP)(HOST = 192.168.102.73)(PORT = 1521))
    (CONNECT_DATA =
      (SERVER = DEDICATED)
      (SERVICE_NAME = ZBBKpdb)
    )
  )