Oracle database connection does not suggest the following information? But I can link to other oracle database link?
Listrener dosed the not currently konw of service requested in the connect descriptor database

CodePudding user response:

Tnsnames. Ora setting error, the biggest part may be service_name fill out wrong

CodePudding user response:

My Internet is possible is to monitor did not start, if is really listening didn't start, I have here a database user name and password, but I can't log in the server will not open on the server to monitor, what am I supposed to verify whether the database log in successfully

CodePudding user response:

Can through the server command line with sqplus/as sysdba, connect to the database,
Then enter the startup, the prompt,
If you are a Windows client, you can view the service, oracle services and listening are inside