Book Image

MEAN Web Development - Second Edition

By : Amos Q. Haviv
Book Image

MEAN Web Development - Second Edition

By: Amos Q. Haviv

Overview of this book

The MEAN stack is a collection of the most popular modern tools for web development that helps you build fast, robust, and maintainable web applications. Starting with the MEAN core frameworks, this pragmatic guide will explain the key concepts of each framework, how to set them up properly, and how to use popular modules to connect it all together. By following the real-world examples shown in this tutorial, you will scaffold your MEAN application architecture, add an authentication layer, and develop an MVC structure to support your project development. You will learn the best practices of maintaining clear and simple code and will see how to avoid common pitfalls. Finally, you will walk through the different tools and frameworks that will help expedite your daily development cycles. Watch how your application development grows by learning from the only guide that is solely orientated towards building a full, end-to-end, real-time application using the MEAN stack!
Table of Contents (18 chapters)
MEAN Web Development Second Edition
About the Author
About the Reviewer

MongoDB CRUD operations

Create-Read-Update-Delete (CRUD) operations, are the basic interactions you perform with a database. To execute CRUD operations over your database entities, MongoDB provides various collection methods.

Creating a new document

You're already familiar with the basic method of creating a new document using the insert() method, as you previously did in earlier examples. Besides the insert() method, there are two more methods called update() and save() to create new objects.

Creating a document using insert()

The most common way to create a new document is to use the insert() method. The insert() method takes a single argument that represents the new document. To insert a new post, just issue the following command in the MongoDB shell:

> db.posts.insert({"title":"Second Post", "user": "alice"})

Creating a document using update()

The update() method is usually used to update an existing document. You can also use the upsert flag to create a new document, if no document matches...