![]() Since PostgreSQL is known for stability, extensibility, and standards compliance, it’s a popular choice for developers and companies. PostgreSQL is a robust relational database that has been around since 1997 and is available on all major operating systems, Linux, Windows, and macOS. You might be familiar with a few other similar database systems, like MySQL, Microsoft SQL Server, or MariaDB, which compete with PostgreSQL. PostgreSQL, commonly referred to as Postgres, is a free, open source relational database management system. In fact, the E in MERN, MEVN, and MEAN stack stands for Express.Īlthough Express is minimalist, it is also very flexible, leading to the development of various Express middlewares that you can use to address almost any task or problem imaginable. Express is one of the most popular frameworks for Node.js. Delete: Use the DELETE method to remove a resource from the systemĪccording to the official Express documentation, Express is a fast, un-opinionated, minimalist web framework for Node.js.Update: Use the PUT method to update a resource.Read: Use the GET method to read a resource, retrieving data without altering it.Create: Use the HTTP POST method to create a resource in a REST environment.Four of the most common HTTP methods in a REST environment are GET, POST, PUT, and DELETE, which are the methods by which a developer can create a CRUD system. RESTful APIs most commonly utilize HTTP requests. This set of essential operations is commonly referred to as CRUD. It should be able to create, read, update, and delete resources. When building an API, you want your model to provide four basic functionalities. 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.
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