ClickHouse recently hosted an online Meetup on October 19, 2021, where attendees discussed the latest features of the 21.10 version and upcoming roadmap changes. The event featured presentations by co-founder Alexey Milovidov and Sr. Software Engineer Maksim Kita, who introduced new User Defined Functions and table engines. Additionally, ClickHouse developers Vitaly Baranov and Artur Filatenkov discussed data encryption features, including full disk and column-level encryption. Key upcoming changes include the introduction of a C++ coordination system called ClickHouse Keeper, support for semi-structured data, and asynchronous insert mode. The event was attended by over 200 people in person and 3,853 viewers online, with a recording available on YouTube.