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What does "Document-oriented" vs. Key-Value mean when talking about MongoDB vs Cassandra?
**Title: Unraveling the Mysteries: MongoDB vs. Cassandra - Document-Oriented vs. Key-Value** š *Introduction* Welcome, tech enthusiasts! Today, we embark on a thrilling journey to decode the secrets behind the battle of **MongoDB** and **Cassandra**. Br
Server Discovery And Monitoring engine is deprecated
# Server Discovery And Monitoring engine is deprecated: What's the problem and how to solve it? š«š If you're a Node.js developer using Mongoose with your application, you might have come across the following warning message in your console: ```javascri
MongoError: connect ECONNREFUSED 127.0.0.1:27017
# MongoDB Connection Error: "MongoError: connect ECONNREFUSED 127.0.0.1:27017" šš Having trouble connecting to your MongoDB database? Don't worry, you're not alone! š¤ In this blog post, we'll explore the common causes of the "MongoError: connect ECONNR
mongodb count num of distinct values per field/key
š MongoDB: Count Number of Distinct Values per Field/Key š»š Are you struggling with finding an easy and efficient way to count the number of distinct values in a field/key in your MongoDB database? Look no further! In this blog post, we will explore co
MongoDB and "joins"
# MongoDB and "joins": Understanding the Mysterious Connection If you've heard of MongoDB, you might have come across the term "joins" and wondered what it means. š¤ It's true - MongoDB doesn't officially support joins in the traditional sense. But fear n
db.collection is not a function when using MongoClient v3.0
š Hey there! Have you faced the "db.collection is not a function" error while using MongoClient v3.0 in your Node.js application? Don't worry, you're not alone! This error can be a bit confusing, but I'm here to help you understand what's happening and ho
How to Create and Use Enum in Mongoose
# How to Create and Use Enum in Mongoose š Are you trying to use an enum type in Mongoose, but not getting the desired result? Don't worry, I've got you covered! In this blog post, I'll explain how to create and use enums in Mongoose, and help you unders
Mongo Shell - Console/Debug Log
## š¢š Mongo Shell - Console/Debug Log So you're experimenting with the Mongo shell and want to output some information to the console while evaluating JavaScript functions? No worries, it's not a dumb question at all! In this blog post, we'll address th
unable to start mongodb local server
## Unable to Start MongoDB Local Server: Common Issues and Easy Solutions āļøš So, you're new to MongoDB and you're trying to start the local server using the **mongod** command, but it's throwing an error and failing to run. š« Don't worry, we've got you
MongoDB: exception in initAndListen: 20 Attempted to create a lock file on a read-only directory: /data/db, terminating
š **Title: Troubleshooting MongoDB Crash: Failed to Create Lock File** **Intro:** Yo tech enthusiasts! š Are you facing a frustrating error message while running MongoDB? The infamous "exception in initAndListen: 20 Attempted to create a lock file on a