Advanced TypeScript Programming Projects

Chapter 5

1. GraphQL is not intended to fully replace REST clients. It can act as a cooperative technology, so it could very well consume multiple REST APIs itself to produce graphs.
2. A mutation is an operation that is intended to change the data in the graph in some way. We might want to add new items to the graph, update items, or delete items. It is important to remember that the mutation is just changing the graph – if the change has to be persisted to where the graph got the information from, then it is the graph's responsibility to call out to underlying services to make those changes.
3. In order to pass a value to a subcomponent, we need to use @Input() to expose a field for binding from the parent. In our code example, we set up a Todo ...