Menu
Home
People
Places
Arts
History
Plants & Animals
Science
Life & Culture
Technology
Reference.org
SQL Server Express
open-in-new
<p>Microsoft SQL Server Express is a version of <a href="/facts/Microsoft/nGIDDXdx">Microsoft</a>'s <a href="/facts/Microsoft_SQL_Server/eCdt2JBL">SQL Server</a> <a href="/facts/Relational_database_management_system/pEKGmJLy">relational database management system</a> that is free to download, distribute and use. It comprises a database specifically targeted for <a href="/facts/Embedded_system/a4muX1wU">embedded</a> and smaller-scale applications. The product traces its roots to the <a href="/facts/MSDE/npgRySUv">Microsoft Database Engine (MSDE)</a> product, which was shipped with SQL Server 2000. The "Express" branding has been used since the release of SQL Server 2005. </p><p>Microsoft SQL Server Express LocalDB is a version of Microsoft SQL Server Express, on-demand managed instance of the SQL Server engine. 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). </p>