ClickHouse has a rich history dating back to 2016 when it was first developed as Yandex.Metrica storage system, which is now widely used by various companies and organizations. The system's evolution over the years has been driven by the need for efficient data processing and analysis in big data applications. In his lecture, Alexey Milovidov delves into the internal implementation of ClickHouse, revealing the design decisions that have made it a popular choice among developers. He shares insights into the architecture and technologies used to power the system, providing a unique look at how Yandex.Metrica storage system has been transformed over time. The event is an opportunity for attendees to learn from Alexey's expertise and gain a deeper understanding of ClickHouse's inner workings.