/graphql-basics

Learning the basics of GraphQL

Primary LanguageJavaScript

GraphQL

Overview

  • A query language for apis
  • Super fast
  • Gives more power to requests

Types

  • Scalar Types

    • String
    • Boolean
    • Int
    • Float
    • ID

  • Custom Types

Requirements

  • Type definitions

    • ! suffixing a Scalar type signifies the value cannot be null
const typeDefs = `
  type Query {
    hello: String!
    name: String!,
    location: String!,
    bio: String!
  }
`;
  • Resolvers
const resolvers = {
  Query: {
    hello() {
      return 'This is my first query!';
    },
    name() {
      return 'Siddharth';
    },
    location() {
      return 'Surat, IN';
    },
    bio() {
      return 'Like to sleep';
    },
  },
};
  • Operation Arguments - To pass data from client to server