The Data Lake Store, the Analytics Service, and the U-SQL programming language are the three key components of Azure Data Lake Analytics. Any type of data, including structured, unstructured, and semi-structured data, can be kept in the Data Lake Store. You can perform analytics operations on the data in the Data Lake Store using the managed cloud service called the Analytics Service. The query language U-SQL was developed especially for big data analytics. You can quickly process and analyze enormous amounts of data due to the combination of SQL and C#.