Using Sinatra and Shotgun, here is the erb view and what it looks like running on a server.
HTML form erb code
HTML form server view
Rake generate:model NAME="nameofclass"
Rake generate:migration NAME="nameofmigrationclass"
Rake db:create => Creates database
Rake db:migrate => Migrates all file in migration folder to database(setting up schema)
Rake db:test:prepare => prepares test database for spec tests