Reference

The query type defines GraphQL operations that retrieve data from the server.

The mutation type defines GraphQL operations that change data on the server.

Objects in GraphQL represent the resources you can access.

Interfaces serve as parent objects from which other objects can inherit.

Enums represent possible sets of values for a field.

A union is a type of object representing many objects.

Input objects can be described as "composable objects" because they include a set of input fields that define the object.

Scalars are primitive values Int, Float, String, Boolean, or ID.