学步园

D:/oracle/product/10.2.0/db_1/NETWORK/ADMIN/tnsnames.ora

用写字板打开直接加如下类似的字符

ERPDEV.WORLD =

  (DESCRIPTION =

    (ADDRESS_LIST =

      (ADDRESS = (PROTOCOL = TCP)(HOST = 172.25.2.21)(PORT = 1521))

    )

    (CONNECT_DATA =

      (SID = ERPDEV)

    )

  )