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Use appdelete to transfer programs how to#

REST systems are stateless, scalable, cacheable, and have a uniform interface. Therefore, a RESTful API is an API that conforms to the REST architectural style and constraints. An API is an interface that software programs use to communicate with each other. Representational State Transfer (REST) defines a set of standards for web services. Let’s get started! What is a RESTful API? The complete code for the tutorial is available on this GitHub repo.

Basic knowledge of working with the command line.

Familiarity with the JavaScript syntax and fundamentals.

To follow along with this tutorial, you‘ll need:

Setting up CRUD functions in a REST API.

Connecting to a Postgres database from Node.js.

To do so, we’ll set up a route for each endpoint and a function for each query. Our goal is to allow CRUD operations, GET, POST, PUT, and DELETE, on the API, which will run the corresponding database commands.

Use appdelete to transfer programs how to#

You’ll also learn how to install PostgreSQL and work with it through the command-line interface. Our API will be able to handle the HTTP request methods that correspond to the PostgreSQL database from which the API gets its data.

We’ll also walk through connecting an Express server with PostgreSQL using node-postgres. In this tutorial, we’ll learn how to create a CRUD RESTful API in a Node.js environment that runs on an Express server and uses a PostgreSQL database. CRUD REST API with Node.js, Express, and PostgreSQLĮditor’s note: This post was updated on 06 June 2022 to reflect updates to the pgAdmin client.įor a modern web developer, knowing how to work with APIs to facilitate communication between software systems is paramount. Tania Rascia Follow Software developer, writer, maker of things.