How Powerful is Cassandra : Chapter 1
Dewansh Nigam Tenets of Cassandra Facts Data Model Understanding the diagram inside-out The analogy with relational can be seen like – Cassandra Relational DB Column Key Field Column Value Value Column Cell…
System Design
Web sockets – Now Servers have freedom to talk too !
Introduction Today we will cover what are web sockets and how they work. Web sockets Web sockets is a application layer protocol just like HTTP, HTTPS, etc. with the feature…
Understand TCP in the way it is !
TCP (Transmission Control Protocol). This is a transport layer protocol which controls the transmission of data. It ensures multiple things like source and destination are verified and data is delivered…
SSL/TLS sounds scary but no more !
What the fun is SSL/TLS. Let’s find out. SSL is a transport layer protocol that ensures secure transfer of data between the client and the server by encrypting the data…
All you need to know about – Consistent Hashing with Code Implementation
Introduction Consistent Hashing is an amazing hashing technique which is the technology behind various services like DynamoDB, Cassandra, Akamai etc. How? We will learn in detail. What is Hashing? I…
Unlock The Treasure of System Design — Part 8: Sharding (Scaling Database)
Note Recommended to read Part-7. Introduction We have seen vertical and horizontal scaling of our web-servers. How about our database server? Let’s say we have a database server with 24TB…
Unlock The Treasure of System Design — Part 7: Message Queues
Note Recommended to read Part-6 Introduction Now your website amazinglyme.com is gathering a lot of traffic. Recently you added a new feature in your website, wherein, if a user signs…
All you need to know about designing URL Shortener
Introduction One of the widely asked System Design question in an interview is — Design a URL Shortener. Let’s see how to approach it and solve this question. Let’s start by naming…
Unlock the treasure of System Design — Part 6: Stateful vs Stateless Architecture
Note- Recommended to read PART-5. Introduction We all know that when we login into Netflix for the first time, it remembers our preferences, last watched content and our profile details…
Unlock the treasure of System Design — Part 5: Caching and CDN
Note Recommended to read PART-4. Introduction In this part we will talk about reducing the latency of the response by the server. In the process of server sending the response…