ClickHouse, an open-source database management system with a columnar structure, revolutionizes data analysis by offering real-time analytics, complex query support, and efficient data compression. Its use cases in business include real-time analytics and business intelligence, log and event data analysis, time-series data analysis, clickstream analytics, data warehousing and data lake, machine learning and predictive analytics. Microsoft Titan, HIFI, and Uber are some of the companies that leverage ClickHouse for their operations. DoubleCloud provides managed ClickHouse services to ease operational burdens and improve efficiency in managing databases.