Chapter 6. Writing a REST API: Exposing the MongoDB database to the application

This chapter covers

  • Rules of REST APIs
  • API patterns
  • Typical CRUD functions (create, read, update, delete)
  • Using Express and Mongoose to interact with MongoDB
  • Testing API endpoints

As we come in to this chapter we have a MongoDB database set up, but we can only interact with it through the MongoDB shell. During this chapter we’ll build a REST API so that we can interact with our database through HTTP calls and perform the common CRUD functions: create, read, update, and delete.

We’ll mainly be working with Node and Express, using Mongoose to help with the interactions. Figure 6.1 shows where this chapter fits into the overall architecture.

Figure 6.1. ...

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