GraphQL : express-graphql : graphql : apollo-server : GraphQLPlayground : GraphiQL

https://www.youtube.com/watch?v=ZQL7tL2S0oQ&feature=youtu.be

https://github.com/WebDevSimplified/Learn-GraphQL/blob/master/server.js

https://www.apollographql.com/docs/apollo-server/getting-started/

RPC vs Rest vs GraphQL

https://speakerdeck.com/nbarbettini/api-throwdown-rpc-vs-rest-vs-graphql
https://www.jamasoftware.com/blog/rest-api-design/
https://www.freecodecamp.org/news/three-ways-to-balance-between-chunkiness-and-chattiness-of-your-rest-api-67e60b7bcca7/

• Chattiness vs Chunkiness        or      Fine-Grained vs Coarse-Grained
• Resource Design vs Process Flows
• DataRequired/Schema/Filter - GraphQL [Query/Mutation]  ????
• Linked Resources ???

https://speakerdeck.com/nbarbettini/api-throwdown-rpc-vs-rest-vs-graphql

https://speakerdeck.com/nbarbettini/api-throwdown-rpc-vs-rest-vs-graphql