What is Mongoose in the context of Node.js and MongoDB?(1 Point)A type of fruitA popular template engineAn ORM library for MongoDBA built-in MongoDB module

Understanding Mongoose in Node.js and MongoDB

Mongoose is an Object Data Modeling (ODM) library designed specifically for MongoDB and Node.js. It provides a straightforward way to interact with a MongoDB database by defining schemas, models, and the relationships between data in a manner that reflects the structure of your data in a more defined way.

1. Schemas: Mongoose allows you to define a schema for your collections, specifying the structure of documents, their types, and validation rules.

2. Models: Once a schema is defined, you can create a model out of it, which acts as a constructor for objects of that particular type. This allows for easier querying and manipulation of data.

3. Middleware: Mongoose supports middleware, which allows you to add pre and post hooks for operations like saving or removing documents, enabling custom behavior within your application.

4. Validation: Built-in validation features ensure that documents adhere to the defined schema before they are saved in the database.

Final Answer

Mongoose is an ORM (Object-Relational Mapping) library for MongoDB, making it easier to work with the database within a Node.js application.