Is it possible to restore mysql installed on EC2?

It is possible to restore a MySQL database on an EC2 instance even if you do not have a backup or dump file, but the success of the recovery will depend on the specific circumstances of the data loss.

Here are some steps you can take to attempt to recover your data:

Check if the MySQL service is still running on your EC2 instance. If it is not running, try starting it.

Try running the MySQL command-line tool and see if you can access any of the databases or tables. If you can access the databases and tables, you may be able to extract the data.

If the above steps do not work, you can try using data recovery tools such as Foremost or TestDisk to attempt to recover the lost data.

It is important to note that without a backup or dump file, the chances of a successful recovery may be lower. Additionally, any recovered data may not be in a usable state, or some data may be lost or corrupted. Therefore, it is always important to regularly back up your databases and test the backups to ensure they can be restored.