Node.js is a platform for building fast and scalable server applications using JavaScript. Node.js is the runtime and npm is the Package Manager for Node.js modules. Visual Studio Code has support for the JavaScript and TypeScript languages out-of-the-box as well as Node.js debugging.

Understanding the Context

Fidelity leads our list of the best online brokers for beginners, based on factors like low fees, investment selection, education, customer service, and platform usability. Node.js® is a free, open-source, cross-platform JavaScript runtime environment that lets developers create servers, web apps, command line tools and scripts. With Node.js, you can build fast and scalable applications like web servers, APIs, tools, and more. Get certified with our Node.js exam, includes a professionally curated study kit to guide you from beginner to exam-ready.

Key Insights

Introduction to Node.js provides an overview of its runtime environment, architecture, and how it enables server-side JavaScript development. Understand the basic concepts of Node.js and begin by creating your first simple application. Manage project dependencies and packages efficiently using NPM. Build with serverless PostgreSQL, a type-safe ORM for Node.js and TypeScript, visual database tools, and AI-ready workflows from Prisma. Object-Relational Mapping (ORM) is a technique that lets you query and manipulate data from a database using an object-oriented paradigm.

Final Thoughts

When talking about ORM, most people are referring to a library that implements the Object-Relational Mapping technique, hence the phrase "an ORM". An ORM — Object-Relational Mapper — is the layer that sits between your application code and your database. It lets you query and manipulate data using the same language you’re already writing, without dropping into raw SQL for every read and write.