The July 2025 ClickHouse newsletter covers a diverse range of topics, from detailed performance comparisons of ClickHouse against Databricks and Snowflake to reflections on obtaining the ClickHouse Certified Developer credential. Highlighting the achievements of Amos Bird, a top contributor and software engineer at Tencent, the newsletter also includes upcoming events, such as community meetups and virtual training sessions. Notable features of the ClickHouse 25.6 release, such as consistent snapshots and Bloom filter optimization, are discussed. Additionally, the newsletter explores various applications of ClickHouse, including real-time sports analytics and scaling observability platforms beyond 100 petabytes, along with insights from different companies' journeys to optimize their analytics infrastructure. The newsletter also delves into PostgreSQL integration, observability advancements, and practical advice for developers transitioning to ClickHouse, while offering educational resources like blog posts and webinars to enhance user understanding and engagement.