ClickHouse has released several new features and improvements across 12 monthly releases, including ClickHouse Keeper as an alternative to Apache ZooKeeper, asynchronous insert mode, user-defined functions (UDF), new data types such as Map and UInt128, and positional arguments. The team also announced their next release v22.2, which will include text classification functions and flexible memory limits. Additionally, the Query of the Month highlights how users can search all columns of a table at once using various options that utilize features like formatRow, concat, and arrayExists. The ClickHouse community is encouraged to share their interesting queries on Twitter, while reading corner articles feature recent adoption stories, benchmarking results, and insights into ClickHouse's engineering culture.