The Real-Time Mandate in Retail Retail has really become a real-time game. Every second, shoppers generate signals across web and mobile, such as product views, add-to-cart events, purchases, and returns, while supply-side events like restocks and in...
Imagine you’re running a coffee shop, and there’s a camera at the entrance, continuously capturing every customer who walks in. These snapshots are your event stream — one after another, playing endlessly. But here’s the challenge, if you want to kno...
Remember last time we asked: “Why not just move all the logic to streaming? Wouldn’t that be faster?” The Dual-Track Problem of Lambda Architecture In a Lambda architecture, our data pipelines follow a dual-track approach: Lambda Architecture: Raw D...
In the world of streaming databases, speed is usually associated with how fast we can process new events. But anyone managing a production data pipeline knows that handling historical data—creating new Materialized Views (MVs) based on massive existi...
