You would per core licensing, not Server + CAL licensing for the SQL Server.<p><a href="https:&#x2F;&#x2F;www.microsoft.com&#x2F;en-gb&#x2F;server-cloud&#x2F;products&#x2F;sql-server&#x2F;purchasing.aspx" rel="nofollow">https:&#x2F;&#x2F;www.microsoft.com&#x2F;en-gb&#x2F;server-cloud&#x2F;products&#x2F;sql-se...</a><p>I thought this would be obvious, since Server + CAL Licensing would make any public site unfeasible, and there  are many large sites running on the windows stack.