本文转自:http://summervast.blog.51cto.com/690507/1221320
PS:前几天装了一台oracle11g
当时的hosts文件如下
127.0.0.1 localhost
192.168.153.10 oraserver
但是切换到oracle用户,查看监听状态是提示如下
$ lsnrctl start
如图所示:
提示 没有监听的服务;之前都不会出现这样的问题,难道是Hosts文件写错了;
后来照着网上的方法解决了
这样启动后远程连接会报错:
oracle ORA-12514:TNS:listener does not currently know of service requested in connect descriptor
问题原因:数据库实例没注册到listener
解决方法一:
在listener.ora里面添加了一行
SID_LIST_LISTENER =
(SID_LIST =
(SID_DESC =
(GLOBAL_DBNAME = orcl)
(SID_NAME = orcl)
)
)
注:里面的orcl根据你安装的数据库实例名确定,我用此法解决了这个报错。
解决方法二:
登录数据库:
$sqlplus / as sysdba
显示服务名:
SQL>show parameter service_names
强制注册服务:
SQL>alter system register;
查看监听状态:
$lsnrctl status
Services Summary...
Service "orcl" has 1 instance(s).
Instance "orcl", status READY, has 1 handler(s) for this service...
Service "orclXDB" has 1 instance(s).
Instance "orcl", status READY, has 1 handler(s) for this service...
The command completed successfully
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