A Practical Guide to Evaluating Data Warehouses for Low-Latency Analytics (2026 Edition)

I have spent the last ten years architecting data platforms, and I still remember the exact sinking feeling. You are in a conference room, the projector is humming, and you click "Filter" during a major customer demo. And then... you wait. You watch a dashboard spin for 30 seconds. We were using a "modern" cloud data warehouse, but to our users, it felt like dial-up. We had promised them embedded, interactive analytics, a snappy, intuitive window into their own data. Instead, we delivered the sp