: Use sqllocaldb start [InstanceName] (e.g., MSSQLLocalDB ).

sqllocaldb info sqllocaldb i

: Run sqllocaldb info to see available servers.

Furthermore, the rise of containerization technologies, specifically Docker, has begun to eclipse the niche LocalDB once occupied. Today, a developer can spin up a full SQL Server instance inside a Linux container with a single command ( docker run ). This approach offers the isolation of LocalDB but with the added benefit of matching the exact production environment (operating system, patches, and all) right on the developer's machine.

: This post compares LocalDB to other SQL Server editions, highlighting benefits like low overhead and negatives such as the lack of SQL Agent or Full-Text Indexing.

LocalDB is a lightweight, user-mode instance of SQL Server Express designed for developers. It starts on demand, runs in the user's context (no service), and requires minimal configuration. Perfect for local development, unit tests, and desktop applications.

SQL Server LocalDB does not support remote connections, and is visible only to SSMS installed on the same computer. The PDXpert se... PDXpert PLM Software SimonCropp/LocalDb: Provides a wrapper around ... - GitHub Useful commands: * sqllocaldb info : list all instances. * sqllocaldb create InstanceName : create a new instance. * sqllocaldb st... GitHub SQL Server Express LocalDB - Microsoft Learn Install LocalDB through the installation wizard or by using the SqlLocalDB. msi program. LocalDB is an option when installing SQL ... Microsoft Learn SqlLocalDB Utility - SQL Server - Microsoft Learn Dec 16, 2025 —

| Command | Description | |---------|-------------| | sqllocaldb create "InstanceName" | Create a named instance | | sqllocaldb start "InstanceName" | Start the instance | | sqllocaldb info "InstanceName" | Show details (pipe name, version, etc.) | | sqllocaldb stop "InstanceName" | Stop instance | | sqllocaldb delete "InstanceName" | Delete instance | | sqllocaldb share "SharedName" "InstanceName" | Share instance with other users | | sqllocaldb unshare "SharedName" | Remove sharing |

Below are several helpful blog posts and guides that cover LocalDB from different angles, ranging from basic setup to advanced unit testing.

Server=(localdb)\MSSQLLocalDB;Integrated Security=true;

sqllocaldb stop "MyProjectDB" sqllocaldb delete "MyProjectDB"

optionsBuilder.UseSqlServer( @"Server=(localdb)\MSSQLLocalDB;Database=MyAppDB;Trusted_Connection=true");