What kind of open-source project is Apache Kylin?

Apache Kylin is an open-source distributed analytical engine primarily used for real-time big data analysis and BI queries. It efficiently handles large-scale datasets, offering OLAP (Online Analytical Processing) abilities to help users quickly conduct complex multidimensional data analysis and query operations. Kylin is a top-level project of the Apache Foundation, widely utilized in industries such as finance, e-commerce, and logistics.