malytinKonstantin / nestjs-PostgreSQL-graphql

This is Simple Example of GraphQL API Server in NestJS with PostgreSQL

This is a Ready to Go project for developing GraphQL API using NestJS

Technology Used

• NestJS
• NestJS GraphQL
• Prisma
• PostgreSQL as database

Database Setup

• Create new Database in your PostgreSQL
• Create .env file and add the database Connection string for your database (for postgresql)
• Inside prisma folder create your own schema (you can reuse user table at least)
• After creating schema run npx prisma migrate dev --name init
• Run npx prisma generate to generate ObjectTypes, Args etc
• Then Run the service-resolver-generator.js with node service-resolver-generator.js this will automatically generate the services and resolvers for all tables and these services and resolvers have basic CRUD operation
• Run npx prisma db seed to seed the Roles and Permissions
• After this Run the project nest start --watch
• Open http://localhost:3100/graphql
• Register new User
• Then Login and get the access_token so that we can do the query
• Now Run your mutations, queries from GraphQL Play Ground play ground

GraphQL Query With Access Token

• Now go to HTTP Headers Section and add the access token