Microsoft SQL Server 2019
Microsoft SQL Server 2019 powers your organization by providing a data hub that you can use to access structured and unstructured data sources from across your entire data estate through a consistent interface. The relational database engine scales to petabytes of data, and enhancements to PolyBase allow you to process diverse big data and relational data sources using Transact-SQL from SQL Server.
Link to PDF : Microsoft SQL Server 2019