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< ol class = "chapter" > < li class = "chapter-item expanded " > < a href = "../introduction.html" > < strong aria-hidden = "true" > 1.< / strong > Introduction< / a > < / li > < li class = "chapter-item expanded " > < a href = "../quickstart.html" > < strong aria-hidden = "true" > 2.< / strong > Quickstart< / a > < / li > < li class = "chapter-item expanded " > < a href = "../types/index.html" class = "active" > < strong aria-hidden = "true" > 3.< / strong > Type system< / a > < / li > < li > < ol class = "section" > < li class = "chapter-item expanded " > < a href = "../types/objects/index.html" > < strong aria-hidden = "true" > 3.1.< / strong > Objects< / a > < / li > < li > < ol class = "section" > < li class = "chapter-item expanded " > < a href = "../types/objects/complex_fields.html" > < strong aria-hidden = "true" > 3.1.1.< / strong > Complex fields< / a > < / li > < li class = "chapter-item expanded " > < a href = "../types/objects/context.html" > < strong aria-hidden = "true" > 3.1.2.< / strong > Context< / a > < / li > < li class = "chapter-item expanded " > < a href = "../types/objects/error/index.html" > < strong aria-hidden = "true" > 3.1.3.< / strong > Error handling< / a > < / li > < li > < ol class = "section" > < li class = "chapter-item expanded " > < a href = "../types/objects/error/field.html" > < strong aria-hidden = "true" > 3.1.3.1.< / strong > Field errors< / a > < / li > < li class = "chapter-item expanded " > < a href = "../types/objects/error/schema.html" > < strong aria-hidden = "true" > 3.1.3.2.< / strong > Schema errors< / a > < / li > < / ol > < / li > < li class = "chapter-item expanded " > < a href = "../types/objects/generics.html" > < strong aria-hidden = "true" > 3.1.4.< / strong > Generics< / a > < / li > < / ol > < / li > < li class = "chapter-item expanded " > < a href = "../types/interfaces.html" > < strong aria-hidden = "true" > 3.2.< / strong > Interfaces< / a > < / li > < li class = "chapter-item expanded " > < a href = "../types/unions.html" > < strong aria-hidden = "true" > 3.3.< / strong > Unions< / a > < / li > < li class = "chapter-item expanded " > < a href = "../types/enums.html" > < strong aria-hidden = "true" > 3.4.< / strong > Enums< / a > < / li > < li class = "chapter-item expanded " > < a href = "../types/input_objects.html" > < strong aria-hidden = "true" > 3.5.< / strong > Input objects< / a > < / li > < li class = "chapter-item expanded " > < a href = "../types/scalars.html" > < strong aria-hidden = "true" > 3.6.< / strong > Scalars< / a > < / li > < / ol > < / li > < li class = "chapter-item expanded " > < a href = "../schema/index.html" > < strong aria-hidden = "true" > 4.< / strong > Schema< / a > < / li > < li > < ol class = "section" > < li class = "chapter-item expanded " > < a href = "../schema/subscriptions.html" > < strong aria-hidden = "true" > 4.1.< / strong > Subscriptions< / a > < / li > < li class = "chapter-item expanded " > < a href = "../schema/introspection.html" > < strong aria-hidden = "true" > 4.2.< / strong > Introspection< / a > < / li > < / ol > < / li > < li class = "chapter-item expanded " > < a href = "../serve/index.html" > < strong aria-hidden = "true" > 5.< / strong > Serving< / a > < / li > < li > < ol class = "section" > < li class = "chapter-item expanded " > < a href = "../serve/batching.html" > < strong aria-hidden = "true" > 5.1.< / strong > Batching< / a > < / li > < / ol > < / li > < li class = "chapter-item expanded " > < a href = "../advanced/index.html" > < strong aria-hidden = "true" > 6.< / strong > Advanced Topics< / a > < / li > < li > < ol class = "section" > < li class = "chapter-item expanded " > < a href = "../advanced/implicit_and_explicit_null.html" > < strong aria-hidden = "true" > 6.1.< / strong > Implicit and explicit null< / a > < / li > < li class = "chapter-item expanded " > < a href = "../advanced/n_plus_1.html" > < strong aria-hidden = "true" > 6.2.< / strong > N+1 problem< / a > < / li > < li > < ol class = "section" > < li class = "chapter-item expanded " > < a href = "../advanced/dataloader.html" > < strong aria-hidden = "true" > 6.2.1.< / strong > DataLoader< / a > < / li > < li class = "chapter-item expanded " > < a href = "../advanced/lookahead.html" > < strong aria-hidden = "true" > 6.2.2.< / strong > Look-ahead< / a > < / li > < li > < ol class = "section" > < li class = "chapter-item expanded " > < a href = "../advanced/eager_loading.html" > < strong aria-hidden = "true" > 6.2.2.1.< / strong > Eager loading< / a > < / li > < / ol > < / li > < / ol > < / li > < / ol > < / li > < / ol >
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< h1 id = "type-system" > < a class = "header" href = "#type-system" > Type system< / a > < / h1 >
< p > Most of the work in working with < a href = "https://docs.rs/juniper" > Juniper< / a > consists of mapping the < a href = "https://spec.graphql.org/October2021#sec-Type-System" > GraphQL type system< / a > to the < a href = "https://www.rust-lang.org" > Rust< / a > types our application uses.< / p >
< p > < a href = "https://docs.rs/juniper" > Juniper< / a > provides some convenient abstractions making this process as painless as possible.< / p >
< p > Find out more in the individual chapters below:< / p >
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< li > < a href = "objects/Context.html" > Context< / a > < / li >
< li > < a href = "objects/error/index.html" > Error handling< / a >
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