DataLoader and the Problem it solves in GraphQL - YouTube
https://www.youtube.com/watch?v=ld2_AS4l19gDataLoader – Source code walkthrough - YouTube
https://www.youtube.com/watch?v=OQTnXNCDywAOptimizing N+1 database queries using Dataloaders — gqlgen
https://gqlgen.com/reference/dataloaders/Optimizing Your GraphQL Request Waterfalls - Apollo GraphQL Blog
https://www.apollographql.com/blog/backend/performance/optimizing-your-graphql-request-waterfalls/dataloaden/example at master · vektah/dataloaden · GitHub
https://github.com/vektah/dataloaden/tree/master/example