Here is the code for our Node server (actually, we rename app.js to server.js). It has a thriving open source community and includes advanced schema-based features such as async validation, casting, object life-cycle management, pseudo-joins, and rich query builder support. This means that Mongoose translates data in the database to JavaScript objects for use in our application ![]() However, if we need validations, associations, and other high-level data modeling functions, then an Object Document Mapper (ODM) or Object Relational Mapping (ORM) may be helpful. ^1.2.3 will match any 1.x.x release including 1.3.0, but will hold off on 2.0.0.īecause MongoDB is so easy to use, the basic Node.js driver can be the best solution for many applications. It will update to the most recent major version (the first number). The caret (^), on the other hand, is more relaxed. The tilde (~) matches the most recent minor version (the middle number): ~1.2.3 will match all 1.2.x versions but will miss 1.3.0. When we run npm install, npm consult this file and install dependencies such as Express and Mongoose: "description" : "Simple todo application.",
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