GraphQL

beginner tutorial: https://www.howtographql.com

graphql yoga: https://www.npmjs.com/package/graphql-yoga

graphql playground: https://github.com/graphcool/graphql-playground

__resolveType = apollo based resolver

mongo graphql project -> AST

dataloader batches and caches

https://www.prisma.io - database interactions

https://dev-blog.apollodata.com/persisted-graphql-queries-with-apollo-client-119fd7e6bba5

https://www.apollographql.com/engine - caching and edge gateway