This is an Easy and Step-by-Step Guide to Install the Oracle 11g R2 Database on Linux Fedora and Managing the
Database Instance by SQLPlus Commands on Terminal.
The Guide Include All Basic Details, Command and Screenshots of Fundamental Processes.
Relax and Take the Time to Reading, Understanding and Executing Carefully the Instructions Contained here.

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How-to Install Oracle 11g R2 Database for Linux Fedora:
Install Oracle 11gR2 Db for Fedora - Open a Terminal Window
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How-to Start and Stop All the Oracle 11g Database Components
- Start the Oracle Listener, Database and Manager
- Login as Oracle User
su oracle
- Start the Listner:
lsnrctl start
- Start the Database process:
sqlplus '/ as sysdba'
Insert YourOracleAccountPassword
>startup
Wait until the database is Up!
ORACLE instance started. ... Database opened.
Exit from sqlplus
>exit
- Start Database Manager Console
emctl start dbconsole
- Access the Oracle Database Manager on Browser
https://127.0.0.1:1158/em
- Login as Oracle User
- Stop the Oracle Database
- Stop the Database process:
sqlplus '/ as sysdba'
>shutdown immediate
>exit
- Stop the Listner:
lsnrctl stop
- Stop the Database process:
If you have Multiple Oracle Databases Before to Start a New one you have to Set the Database SID:
export ORACLE_SID=<dbSID>
Oracle 11g Database Troubleshooting Guides
- Start the Oracle Listener, Database and Manager
After you Should Access the "Enterprise Manager" on Browser by the URL shown on the Last Screen.
On a Localhost for Example you Should Access the Enterprise Manager by the Address:
And you can Login with:
User Name: SYS
Password: oracleDatabasePassword
From the Drop-down below Select >> Connect as SYSDBA
You Should be Able to Access the Database by the Enterprise Manager!
On a Localhost for Example you Should Access the Enterprise Manager by the Address:
https://127.0.0.1:1158/em
And you can Login with:
User Name: SYS
Password: oracleDatabasePassword
From the Drop-down below Select >> Connect as SYSDBA
You Should be Able to Access the Database by the Enterprise Manager!