Learn about the GraphQL schema, arguments, queries, and mutations. We'll implement a GraphQL API with Java and DGS.
The schema-first design approach and its benefits
Schema definition language (SDL) fundamentals
Build a GraphQL API using Java and DGS
Write datafetcher functions
Connect a REST data source
How to use the DgsDataFetchingEnvironment
parameter in datafetcher functions
Use arguments in the schema
Use resolver chains to resolve data
Add mutations to a schema
Learn best practices for mutation responses
Liz Hennessy