The @defer directive is a way for developers to mark parts of the query as being expensive, so instead of holding back the response, those fields are resolved asynchronously and get streamed as patches to the client. This concept was first described in Lee Byron’s talk at GraphQL Europe 2016, and has generated lots of interest in the community since.

Kent C. Dodds explains why he never uses shallow rendering and why he thinks nobody else should either. 

Build service updates, snack improvements, push notifications reliability, API improvements & additions, and more!