ClickHouse Release 26.2

The ClickHouse Winter Release introduces 25 new features, 43 performance optimizations, and 183 bug fixes, enhancing its data processing capabilities. Key updates include the production-ready status of the text-index and QBit data type, improved performance for joins, JSON parsing, and insert operations, as well as the ability to batch "infinite" inserts by time. The release also features the embedded ClickStack UI for enhanced observability, faster RIGHT and FULL OUTER JOIN operations, and automatic enabling of minmax indexes for temporal columns to improve query efficiency. The release highlights contributions from new community members and showcases performance improvements through parallel processing and optimized algorithms, significantly speeding up data handling and query execution.