Localdb 2019 | Sql Server Express

(LocalDB)\v11.0 is SQL Server 2012. (LocalDB)\MSSQLLocalDB is 2014/2016. For 2019, you get the latest compatibility and performance improvements.

LocalDB is an execution mode of SQL Server Express that runs as a rather than a Windows service. It is highly optimized for single-user scenarios, starting automatically when an application connects and shutting down when the connection is lost. sql server express localdb 2019