https://www.theregister.co.uk/2018/11/12/microsoft_round_up/

Roundup Aside from the hoo-ha around Windows 10 licences suddenly being downgraded amid an Insider build update, last week brought Row-Level Security to Azure warehouses, Alexa's tanks rolled onto Cortana's lawn and Microsoft prepared to drop support for old versions of Xcode.

DBAs might have been forgiven for thinking this was already a thing. After all, SQL Server 2016 had already introduced Row-Level Security (RLS) to govern which users have access to which data without the client application being any the wiser. Azure's own Azure SQL Database had also gained the feature in 2015.