This article explains the new support for SQL aggregations in Cloudflare's R2 SQL, which allows users to summarize large datasets effectively. It covers how to use aggregation queries, the importance of pre-aggregates, and introduces the concepts of scatter-gather and shuffling for efficient data processing.

This article explores the characteristics of TCP connections across Cloudflare's global CDN, focusing on metrics like packet counts and response behaviors. It highlights the challenges of measuring network connections at scale and presents data that reveals patterns in Internet traffic, including the distribution of small and large flows.