Why Use Docker for MSSQL Say you have an onboarding and need to get a new developer up to speed. Have you gone through the setup process for SQL Server on Windows? It's a bit tedious and even with running scripts to install (or in my case I wrapped up with Chocolatey), it's still a lot of things you need, including possibly a reboot if missing some .net dependencies.
The normal solution is to leverage more localdb for quickly deploying and isolating the database.