SQL Server 2017 Standard Edition is for basic database, reporting, and analytic capabilities.
This product provides two core licenses. Each SQL Server license is good for two physical processors. The core version of SQL servers require a minimum of four core licenses to function. No client access licenses (CALs) are required.
Use Microsoft SQL Server 2017 to:
By purchasing Microsoft SQL Server 2017, you are also eligible to install up to two versions prior of the application at no additional cost (i.e. you can install Windows SQL Server 2016).