From AWS to OVH: Scaling Our MongoDB Cluster Beyond 6 Billion Documents
Dec 18, 2025 · 7 min read · How we cut infrastructure costs by 71% while improving query performance, with lessons on sharding, caching, and AI-assisted optimization slug: scaling-mongodb-6-billion-documents-ovh Managing a database with billions of records isn't just about havi...
Join discussionMySQL HeatWave: Read Replicas for Scaling Read-Heavy Workloads
Nov 28, 2025 · 10 min read · Read replicas are a powerful feature of MySQL HeatWave that enable you to scale read-heavy workloads by distributing queries across multiple database instances. As read-only copies of your source DB system, read replicas handle SELECT queries, analyt...
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Master Slave Pattern
Nov 8, 2025 · 5 min read · The Problem: Why We Need This Pattern Imagine you're launching a new social media app. Initially, you have a simple backend: your application connects to a single database. This works great when you have 100 users. But what happens when you hit 1 mil...
Join discussionUnderstanding Replication, Sharding, and Scaling
Aug 23, 2025 · 4 min read · When you’re building an app, at first everything feels smooth. Your server is fast, your database is snappy, and life is good. But sooner or later, things change. More users join, queries get slower, requests start piling up, and suddenly your app fe...
Join discussionDatabase Replication Explained: Techniques and Challenges
Jun 27, 2025 · 10 min read · Database Replication Introduction The term database replication is most often associated with database scaling.Database replication is a powerful technique used to enhance the scalability, reliability, and performance of database systems Simply put, ...
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System Design - Understanding Databases - Part 4
Jan 13, 2025 · 15 min read · The intention of this article In the previous articles, we understood the importance of databases, the necessity of scaling them, and the fundamental techniques for scaling. This article aims to provide a practical understanding of scaling techniques...
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System Design - Understanding Databases - Part 3
Jan 3, 2025 · 4 min read · Need for Scaling Databases We have understood the importance of databases and how their various properties simplify life and make systems highly dependent on them. However, databases have fixed storage capacity, and as data grows, we need to increase...
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Sharding vs Partitioning: What’s the Difference?
Sep 25, 2024 · 2 min read · Introduction In a recent interview, I was asked about the difference between Sharding and Partitioning in the context of databases, and I couldn't answer properly. In this blog, we will learn what are they and the difference between them. Why “Shard ...
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Exploring Read Replicas in Database Systems
May 5, 2024 · 2 min read · Exploring Read Replicas in Database Systems Read replicas are a key component of database scaling strategies, allowing for improved read performance and redundancy in distributed systems. In this article, we'll delve into the world of read replicas, ...
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