Sqllocaldb -

Enter . If you build .NET applications (or any app needing a real SQL Server), this tool is a hidden gem you need in your toolbox. What is SqlLocalDb? SqlLocalDb is a lightweight, user-mode instance of SQL Server Express. It was introduced with SQL Server 2012 LocalDB.

But what about SQL Server? Installing the full SQL Server Developer Edition is great, but it can be heavy. Spinning up a Docker container is nice, but requires Docker and resource overhead. sqllocaldb

Entity Framework Core will automatically create the database when you run migrations. 🔁 Automatically create DB per test run // In xUnit [Fact] public void AddProduct_SavesToDatabase() SqlLocalDb is a lightweight, user-mode instance of SQL

sqllocaldb create MyFirstDB sqllocaldb start MyFirstDB sqllocaldb query MyFirstDB "SELECT @@VERSION" You’ll be surprised how easy real SQL Server can be. Have a favorite SqlLocalDb trick? Share it in the comments! Installing the full SQL Server Developer Edition is

Server=(localdb)\MyEcommerceApp;Database=MyShopDb;Trusted_Connection=true; "ConnectionStrings": "DefaultConnection": "Server=(localdb)\\MyEcommerceApp;Database=MyShopDb;Trusted_Connection=true;"

But for most .NET apps, you can simply use:

As developers, we love local development environments —no network latency, no connection strings with passwords, and zero risk of accidentally deleting production data.