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Tutorial

A collection of 19 posts

Using TimescaleDB with Hasura GraphQL
Timescaledb

Using TimescaleDB with Hasura GraphQL

Use Hasura GraphQL on top of TimescaleDB to build powerful real-time dashboards in minutes

  • Anon Ray
    Anon Ray
5 min read
GraphQL

Postgres triggers on GraphQL mutations

Setup Postgres functions and triggers to perform backend operations like validation and inserting/updating other related data

  • Anon Ray
    Anon Ray
2 min read
The ultimate guide to Schema Stitching in GraphQL
GraphQL

The ultimate guide to Schema Stitching in GraphQL

An example-driven guide for understanding schema stitching in order to customize existing GraphQL API(s)

  • Rishichandra Wawhal
    Rishichandra Wawhal
7 min read
Instant GraphQL on AWS RDS
AWS

Instant GraphQL on AWS RDS

Let’s deploy Hasura GraphQL Engine on Amazon RDS , to get instant, blazing-fast GraphQL APIs on a RDS Postgres database.

  • Anon Ray
    Anon Ray
5 min read
Postgres Date/Time types on GraphQL
Database

Postgres Date/Time types on GraphQL

Date/Time types are one of the basic types every database supports, and Postgres has robust support for a large set of date and time types…

  • Hasura
    Hasura
3 min read
GraphQL

GraphQL and UUID type on Postgres

Hasura GraphQL Engine has implicit support for Postgres UUID type, which means that UUID values can be provided as strings.

  • Sandip
    Sandip
3 min read
Using Custom SQL functions for queries with Postgres and GraphQL
GraphQL

Using Custom SQL functions for queries with Postgres and GraphQL

Access custom PostgreSQL functions in GraphQL API queries and subscriptions

  • Rikin Kachhia
3 min read
GraphQL schema on Postgres with foreign keys and without foreign keys
GraphQL

GraphQL schema on Postgres with foreign keys and without foreign keys

Hasura GraphQL Engine allows creating relationships over Postgres tables with or without foreign keys

  • Shahidh K Muhammed
    Shahidh K Muhammed
3 min read
GraphQL with Postgres views and materialized views
GraphQL

GraphQL with Postgres views and materialized views

Postgres views are awesome. You can link them to regular tables using relationships and then make a single nested query to fetch related…

  • Sandip
    Sandip
5 min read
GraphQL

Atomic set and increment operators for GraphQL mutations

Use atomic set and increment operators in GraphQL mutations generated by Hasura GraphQL to update your data

  • Anon Ray
    Anon Ray
2 min read
GraphQL

Bulk insert mutations with GraphQL

GraphQL insert mutations are used to create new objects in your back-end (typically a database) which can then be queried.

  • Rikin Kachhia
2 min read
Bulk update and delete mutations in GraphQL
GraphQL

Bulk update and delete mutations in GraphQL

Safely update and delete data in your database over GraphQL

  • Rishichandra Wawhal
    Rishichandra Wawhal
3 min read
GraphQL

Postgres JSON and JSONB type support on GraphQL

Hasura GraphQL Engine supports Postgres schema-less (NoSQL) column types JSON and JSONB, enabling Queries, Mutations & Subscriptions over…

  • Shahidh K Muhammed
    Shahidh K Muhammed
5 min read
Client-side GraphQL schema resolving and schema-stitching
GraphQL

Client-side GraphQL schema resolving and schema-stitching

This blogpost talks about the why and how of:

  • Tanmai Gopal
    Tanmai Gopal
3 min read
GraphQL

Moving from apollo-boost to GraphQL subscriptions with apollo-client

This is a simple tutorial on how to use GraphQL subscriptions with Apollo.

  • Tanmai Gopal
    Tanmai Gopal
1 min read
GraphQL

Use GraphQL subscriptions from your NodeJS code

Setting up your NodeJS code to use GraphQL subscriptions involves going through a few hoops.

  • Tanmai Gopal
    Tanmai Gopal
1 min read
Working with schemaless data using GraphQL on Postgres
GraphQL

Working with schemaless data using GraphQL on Postgres

Exploit Postgres schemaless JSON types in your GraphQL queries using the open-source Hasura GraphQL Engine.

  • Hasura
    Hasura
5 min read
GraphQL and Tree Data Structures with Postgres on Hasura GraphQL engine
GraphQL

GraphQL and Tree Data Structures with Postgres on Hasura GraphQL engine

Modelling a tree data structure on postgres and using GraphQL to add and get data from the tree.

  • Hasura
    Hasura
5 min read
Import your existing Postgres database and get a GraphQL backend with access control
GraphQL

Import your existing Postgres database and get a GraphQL backend with access control

If you’re using Postgres (say as a part of your backend stack, say Ruby on Rails, Django) you can easily try out GraphQL APIs on top of…

  • Tanmai Gopal
    Tanmai Gopal
1 min read
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