Why in example project I have there a button to create a new function, but in my own project I don't have it?
http://prntscr.com/iinrq4
Also I can't add field to the scheme like this
http://prntscr.com/ijyl3d
This means that you have to define the schema and functions locally, and then deploy the backend to graphcool. You're unable to make those changes from the Graphcool UI.