Database provider ClickHouse secured $400 million at a $15 billion valuation, Bloomberg reported, representing about a 2.5x increase from its $6.35 billion valuation last May. The round was led by Dragoneer Investment Group, the startup said, with participation from investors including Bessemer Venture Partners, GIC, Index Ventures, Khosla Ventures, and Lightspeed Venture Partners. ClickHouse, which spun out from Russian search giant Yandex in 2021, develops database software designed to process the mas ...