Differences in the Express product include: However it has technical restrictions that make it unsuitable for some large-scale deployments. SQL Server Express provides many of the features of the paid, full versions of Microsoft SQL Server database management system.

It is targeted to developers, and has the following restrictions: up to 10 GB database size and only local connections (network connections are not supported).

Microsoft SQL Server Express LocalDB is a version of Microsoft SQL Server Express, on-demand managed instance of the SQL Server engine. The 'Express' branding has been used since the release of SQL Server 2005. The product traces its roots to the Microsoft Database Engine (MSDE) product, which was shipped with SQL Server 2000. It comprises a database specifically targeted for embedded and smaller-scale applications. Microsoft SQL Server Express is a version of Microsoft's SQL Server relational database management system that is free to download, distribute and use. English, Chinese, French, German, Italian, Japanese, Korean, Portuguese (Brazil), Russian, Spanish

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