Bytebase has already prepared some sample data. In particular, it has created a Test environment and a Prod environment, each containing a mysql instance. To establish the connection to those instances, one quick way is to start a MySQL docker instance.
Run on https://bytebase.example.com
For production setup, you need to make sure --host, --port match exactly to the host:port address where Bytebase supposed to be visited. Please check Production Setup for more advice.