Mongoose is an ODM (Object Document Mapper) that allows users to conveniently create and manage data in MongoDB. While it is possible to manage data, define schemas, etc. using MongoDB APIs, it is quite difficult to do so. Hence, Mongoose has made lives easier. When using Mongoose sometimes errors can occur and we don’t know […]
How to Check if Mongoose is Installed in Node.js? Read More »
In the ever-evolving world of data storage, deciding on the right database for your applications performs an important role in making sure efficiency, productiveness and protection. The cause of this article is to offer a complete evaluation of MongoDB and MySQL, broadly used database frameworks, that will help you make a knowledgeable choice. We shall
MySQL vs MongoDB: Choosing the Right Database for Integration Read More »
In MongoDB, we store a large number of documents that need to be deleted occasionally. To delete all documents based on a particular query, we have a function findManyAndDelete() which is used if you want to delete multiple documents or delete documents in bulk. Suppose, you want to delete a single document inside a collection,
MongoDB findOneAndDelete() Function: Introduction, Syntax and Examples Read More »
MongoDB provides a variety of operators that are suitable for various purposes such as aggregation pipeline, text search, geospatial query, array manipulation, etc. They are highly advanced, flexible, and easy to understand, allowing applications built on MongoDB to perform tasks beyond basic CRUD operations. This is undoubtedly one of the reasons why MongoDB is so
$pull Operator in MongoDB: Removing Elements from Arrays Read More »
Whenever we are developing an application, there is doubt in choosing the appropriate database. Picking either a SQL database or a NoSQL database is straightforward. If you want to store your data in the form of tables having relations to each other, you have to choose SQL, whereas NoSQL is best for semistructured or unstructured
MongoDB vs Firebase: Choosing the Right Database for Your Project Read More »
NoSQL databases have become popular nowadays, providing the flexibility to design your schema to store data of different data types in a specific order. It is preferred over SQL when building large-scale applications and mainly with Node.js. If you want to integrate the MongoDB database into your Node.js project, you can do it in two
Explaining the Ultimate Difference Between MongoDB vs Mongoose Read More »
The distinct() function in MongoDB is used to retrieve distinct values. However, it has a problem. This function is a very basic function, it can only select distinct values for one field at a time. So, if there is a need to retrieve the complete set of records matching a specified query, it cannot be
Distinct Aggregation in MongoDB – An Easy Guide Read More »
MongoDB aggregation allows developers to perform complex operations while working with data stored inside a collection of a MongoDB database. One of the operations is the “group by” operation, i.e. $group, which is used to group documents based on the value of the field specified and count the number of documents in each group In
MongoDB Aggregation: Select Count & Group By Read More »
A MongoDB cluster is used to denote a replica set of a collection of datasets distributed across multiple servers to speed up the overall processing during read and write operations. In this tutorial, we will learn about clusters in MongoDB, database clustering, the benefits of database clusters and the types of database clusters in detail.
Cluster In MongoDB And Different Types Of Clusters In MongoDB Read More »
In this tutorial, we will learn about sharding in MongoDB. It is time we learn an intermediate-level topic. Sharding in MongoDB is one such topic. Now, sharding in layman’s terms means that mechanism that stores data on multiple machines. This is done to feed the growing demand of the growth of data. Let us dive
Sharding in MongoDB: Explained in Detail Read More »