How to connect to a cloud server

The steps to connect to a cloud server through an Oracle client are as follows: Create an SSH key and copy the public key to the cloud server. Configure the Oracle client and add the connection information of the cloud server to the tnsnames.ora file. Create a new database connection in the Oracle client, enter the username, password, and DSN. Click OK and verify that the connection is successful.

How to connect to a cloud server via Oracle

Connecting to a cloud server using an Oracle client requires the following steps:

1. Create an SSH key

• Generate SSH key on the local computer: ssh-keygen -t rsa -b 2048
• Copy the public key to the cloud server (replace {user} and {host}): ssh-copy-id {user}@{host}

2. Configure Oracle Client

• Install Oracle Client on your local computer

• Edit the tnsnames.ora file and add the following entry:

   <code>HOST = {host} PORT = 1521 SID = {database_name}</code>

• in:

  • {host} is the host name or IP address of the cloud server
  • {database_name} is the name of the Oracle database instance

3. Set connection information

• In the Oracle client, create a new database connection

• Enter the following information:

  • Username: Database user
  • Password: Database password
  • DSN: HOST={host};PORT=1521;SID={database_name}
• Click "OK" to connect

4. Verify the connection

• After the connection is successful, you should be able to see the database objects on the cloud server in the Oracle client.

hint:

• Make sure the Oracle database on the cloud server is started and is listening for connections.
• Check the firewall settings on the local computer to make sure that Oracle clients are allowed to connect to the cloud server.
• Connect to the database with the correct username and password.

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