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GraphQL

  • Code training GRAPHQL
  • Duur 2 dagen

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Klassikale training Prijs

eur1,515.00

(excl. BTW)

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Deze training is in de volgende formats beschikbaar:

  • Klassikale training

    Klassikaal leren

  • Op locatie klant

    Op locatie klant

  • Virtueel leren

    Virtueel leren

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Trainingsbeschrijving

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GraphQL Course Overview

English - Please note this course is only available in English.
Nederlands - Let op: deze training is alleen in het Engels beschikbaar.
Français - Veuillez noter que ce cours est uniquement disponible en anglais.

GraphQL is a query language for APIs and a query runtime engine. It's an increasingly popular alternative to REST given it enables the client to specify the s

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Doelgroep

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Who will the Course Benefit?

This course will benefit developers who are required to build or maintain GraphQL services and/or clients,and anyone otherwise interested in what a GraphQL service is,how it works,and how to build a good one.

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Trainingsdoelstellingen

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Course Objectives

This course aims to provide the delegate with the skills and knowledge necessary to design and build good quality GraphQL services.

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Inhoud training

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GraphQL Training Course Course Contents - DAY 1

Course Introduction

  • Administration and Course Materials
  • Course Structure and Agenda
  • Delegate and Trainer Introductions

Session 1: PREREQUISITES

  • APIs
  • Web apps
  • Web services
  • HTTP
  • JSON
  • Serialisation
  • REST APIs

Session 2: GRAPHQL THEORY

  • The problem with REST APIs
  • What is GraphQL?
  • The composition of a GraphQL service
  • Queries and mutations
  • Schemas and types

Session 3: GRAPHQL SERVICES

  • Building a GraphQL service with:
    • Spring Boot (Java) or;
    • Ariadne (Python) or;
    • Apollo (JavaScript)

Session 4: GRAPHQL CLIENTS

  • Building a GraphQL client with:
    • HttpClient (Java) or;
    • GQL (Python) or;
    • Apollo (JavaScript)
GraphQL Training Course Course Contents - DAY 2

Session 5: QUERIES

  • Arguments
  • Aliases
  • Fragments
  • Operation names
  • Variables
  • Directives

Session 6: TYPES

  • Arguments
  • Lists
  • Non-null fields
  • The query and mutation types
  • Scalar types
  • Enum types
  • Union types
  • Input types
  • Interfaces

Session 7: MORE GRAPHQL THEORY

  • Validation
  • Execution
  • Introspection
  • Best practices
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Voorkennis

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Requirements

Delegates attending this course should have some knowledge of,or experience in,software development. Ideally delegates will be comfortable coding in Java,Python,or JavaScript to a fundamental level. This knowledge can be gained by attendance on one of the following courses.

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Vervolgtrainingen

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Further Learning
  • Core Spring
  • Python Programming 2
  • Developing Node.js Web Applications
  • REST APIs
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