Spring Tips: Spring for GraphQL: Queries

Hi, Spring fans! In this installment, Spring Developer Advocate Josh Long (@starbuxman) , Spring for GraphQL lead Rossen Stoyanchev (@rstoya05), and GraphQL Java lead Andi Marek (@andimarek) look at how to use the Spring for GraphQL component model in terms of executing queries.

[@IvanSkodje]

Spooky, this video is earily similar to the graphql tutorial I worked on less than a week ago

[@ChrisB_Crisps]

You might want to check this video from October 2021 ruclips.net/video/kVSYVhmvNCI/видео.html

[@madhujai_shiksha]

Please remove music from video.

[@rx007ful]

Does Spring For GraphQL supports schema type generation from existing Java POJO? Just like Graphql-SPQR library? I do not want to maintain schemas in 2 places in POJO and also in Schema file.

[@mlundela]

Great content as usual from @starbuxman. But I wish he would invest in a better microphone. The sound on his videos and podcasts are pretty crap, and have been for a long time.

[@Vishva20]

Wow!!

[@adityaparikh9544]

With Spring Data R2DBC Postgres, with a lot of data with these N+1 calls I saw too many open files error so I suppose the upper bound is the size of the connection pool permitted by the DBAs. Is there a way to limit the number of concurrent db calls?

[@sidremey]

You can use the DataLoader feature in GraphQL to prefetch the items that you need

[@ChrisB_Crisps]

Or a distributed db approach if you are going to use Graphql in a real world application that needs a db