Johannes Staffans

Two-level `ofType` nesting doesn't work currently.

https://github.com/facebook/graphql/releases/tag/October2015

Could use Codox.

Basically each `SolvableNode` knows which its child fields are and can infer `JOIN` relations (assuming that the datastore is a relational database): ``` post(id: 1) { author { name }...

The effect of fields declared as non-null being null in a result is to make the entire set of fields null. This is different from non-null **input** values, where the...

https://facebook.github.io/graphql/#sec-Input-Objects

http://rmosolgo.github.io/blog/2015/08/04/authorization-in-graphql/

Type of default value is a String (source: [spec](https://facebook.github.io/graphql/#sec-Schema-Introspection))