How to start the oracle database service

Starting the Oracle database service requires the following steps: 1. Run the command prompt as an administrator; 2. Navigate to the Oracle installation directory; 3. Execute the commands lsnrctl start, sqlplus / as sysdba and startup.

How to start the Oracle database service

Start the Oracle database service

To start the Oracle database service, perform the following steps:

1. Open the command prompt as an administrator.
2. Navigate to the directory where the Oracle database is installed.
3. Execute the following command:

<code class="text">lsnrctl start
sqlplus / as sysdba
startup</code>

Command description:

• lsnrctl start: Start the listener The service,listener is responsible for managing client connections to the,database.
• sqlplus / as sysdba: Connect to the database as the SYSDBA user.
• startup: Start the database instance.

Other methods

In addition to using the command prompt, you can also use the following methods to start the Oracle database service:

• Oracle Database Console: Start the Database Console from the Start menu and click the Start button from the Services tab.
• Windows Service Manager: Enter "services.msc" in the "Run" dialog box, and then search for the "OracleService[servicename]" service. Right-click the service and select Start.

Troubleshooting

If the database cannot start, try the following steps:

• Make sure that the Oracle database software is installed correctly.
• Check if the listener is running.
• Verify that you are connecting to the database using the SYSDBA user.
• Check whether the database is configured correctly.

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