Oracle instantclient 连接数据库服务器

  1. 将instantclient.rar解压到指定目录,如:C:\instantclient
    在根目录下新建NETWORK \ ADMIN目录

  2. 设置环境变量
    TNS_ADMIN=C:\instantclient\NETWORK\ADMIN
    Path=C:\instantclient

  3. 在NETWORK\ADMIN目录里新建tnsnames.ora文件,用记事本打开并编辑
    SOCIETY-163 =  
    (DESCRIPTION =  
        (ADDRESS = (PROTOCOL = TCP)(HOST = 192.168.16.163)(PORT = 1521))  
        (CONNECT_DATA =  
          (SERVER = DEDICATED)  
          (SERVICE_NAME = SOCIETY)  
        )  
    )
     
    SOCIETY-163为自定义的网络服务名

  4. 打开PL SQL>Tools>Preferences>Connection
    在Oracle Home填C:\instantclient
    OCI Library填C:\instantclient\oci.dll

  5. 当客户端与服务器的NLS_LANG设置不一致,中文会显示乱码,在环境变量里添加如下项即可
    NLS_LANG= SIMPLIFIED CHINESE_CHINA.ZHS16GBK

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转载自curran.iteye.com/blog/1457481