注意host文件  

127.0.0.1  主机名

127.0.0.1  localhost

 

客户端配置目录D:\install\PLSQL\instantclient_11_2

ORCALE配置目录D:\app\Administrator\product\11.2.0\dbhome_1\NETWORK\ADMIN

 

lsnrctl stop

lsnrctl start

tnsping 192.168.1.2

tnsping 服务名

 

检查日志文件

D:\app\Administrator\product\11.2.0\dbhome_1\NETWORK\ADMIN\listener.ora

 

# listener.ora Network Configuration File: D:\app\Administrator\product\11.2.0\dbhome_1\network\admin\listener.ora
# Generated by Oracle configuration tools.

SID_LIST_LISTENER =
  (SID_LIST =
    (SID_DESC =
      (GLOBAL_DBNAME = YIPARTS)
      (ORACLE_HOME =D:\app\Administrator\product\11.2.0\dbhome_1)
      (SID_NAME = YIPARTS)
    )
    (SID_DESC =
      (SID_NAME = CLRExtProc)
      (ORACLE_HOME = D:\app\Administrator\product\11.2.0\dbhome_1)
      (PROGRAM = extproc)
      (ENVS = "EXTPROC_DLLS=ONLY:D:\app\Administrator\product\11.2.0\dbhome_1\bin\oraclr11.dll")
    )
  )

LISTENER =
  (DESCRIPTION_LIST =
    (DESCRIPTION =
      (ADDRESS = (PROTOCOL = IPC)(KEY = EXTPROC1521))
      (ADDRESS = (PROTOCOL = TCP)(HOST = 192.168.1.5)(PORT = 1521))
    )
  )

ADR_BASE_LISTENER = D:\app\Administrator

D:\app\Administrator\product\11.2.0\dbhome_1\NETWORK\ADMIN\tnsnames.ora

 

 

 

 

# tnsnames.ora Network Configuration File: D:\app\Administrator\product\11.2.0\dbhome_1\network\admin\tnsnames.ora
# Generated by Oracle configuration tools.

ORACLR_CONNECTION_DATA =
  (DESCRIPTION =
    (ADDRESS_LIST =
      (ADDRESS = (PROTOCOL = IPC)(KEY = EXTPROC1521))
    )
    (CONNECT_DATA =
      (SID = CLRExtProc)
      (PRESENTATION = RO)
    )
  )

YIPARTS =
  (DESCRIPTION =
    (ADDRESS = (PROTOCOL = TCP)(HOST = 192.168.1.5)(PORT = 1521))
    (CONNECT_DATA =
      (SERVER = DEDICATED)
      (SERVICE_NAME = YIPARTS)
    )
  )

D:\install\PLSQL\instantclient_11_2\listener.ora

 

 

 

 

# listener.ora Network Configuration File: D:\install\PLSQL\instantclient_11_2\listener.ora
# Generated by Oracle configuration tools.

SID_LIST_LISTENER =
  (SID_LIST =
    (SID_DESC =
      (GLOBAL_DBNAME = YIPARTS)
      (ORACLE_HOME =D:\app\Administrator\product\11.2.0\dbhome_1)
      (SID_NAME = YIPARTS)
    )
    (SID_DESC =
      (SID_NAME = CLRExtProc)
      (ORACLE_HOME = D:\app\Administrator\product\11.2.0\dbhome_1)
      (PROGRAM = extproc)
      (ENVS = "EXTPROC_DLLS=ONLY:D:\app\Administrator\product\11.2.0\dbhome_1\bin\oraclr11.dll")
    )
  )

LISTENER =
  (DESCRIPTION_LIST =
    (DESCRIPTION =
      (ADDRESS = (PROTOCOL = TCP)(HOST = 192.168.1.5)(PORT = 1521))
      (ADDRESS = (PROTOCOL = IPC)(KEY = EXTPROC1521))
    )
  )

ADR_BASE_LISTENER = D:\app\Administrator

D:\install\PLSQL\instantclient_11_2\tnsnames.ora

 

 

 

 

# tnsnames.ora Network Configuration File: D:\install\PLSQL\instantclient_11_2\tnsnames.ora
# Generated by Oracle configuration tools.

ORACLR_CONNECTION_DATA =
  (DESCRIPTION =
    (ADDRESS_LIST =
      (ADDRESS = (PROTOCOL = IPC)(KEY = EXTPROC1521))
    )
    (CONNECT_DATA =
      (SID = CLRExtProc)
      (PRESENTATION = RO)
    )
  )

YIPARTS =
  (DESCRIPTION =
    (ADDRESS_LIST =
      (ADDRESS = (PROTOCOL = TCP)(HOST = 192.168.1.5)(PORT = 1521))
    )
    (CONNECT_DATA =
      (SERVER = DEDICATED)
      (SERVICE_NAME = YIPARTS)
    )
  )

 

关于连接很慢的问题

在sqlnet.ora的SQLNET.AUTHENTICATION_SERVICES设置，如果设置NTS，则“优先”使用Windows验证，然后使用Oracle验证，而设置none，则“只”使用Oracle验证。而我在程序当然使用Oracle验证，而该配置文件默认NTS方式

把认证方式改为none，程序连接速度只需要500毫秒，问题解决

清理删除 D:\app\Administrator\diag\tnslsnr\ORA-YIPARTS\listener\trace\listener.log

清理删除 H:\app\Administrator\diag\rdbms\yiparts\yiparts\trace\alert_y***ts.log