| Developer(s) | Microsoft |
|---|---|
| Stable release | SQL Server 2019 Express / November 4, 2019; 6 months ago |
| Written in | C, C++ |
| Operating system | Microsoft Windows, Linux |
| Platform | > 512 MB RAM .NET Framework 4.0[1] |
| Available in | English, Chinese, French, German, Italian, Japanese, Korean, Portuguese (Brazil), Russian, Spanish |
| Type | Relational database management system |
| License | Proprietary software[2] |
| Website | www.microsoft.com |
Microsoft SQL Server Express is a version of Microsoft's SQL Server relational database management system that is free to download, distribute and use. It comprises a database specifically targeted for embedded and smaller-scale applications. The product traces its roots to the Microsoft Database Engine (MSDE) product, which was shipped with SQL Server 2000. The "Express" branding has been used since the release of SQL Server 2005.
SQL Server Express provides many of the features of the paid, full versions of Microsoft SQL Server database management system.[3] However it has technical restrictions that make it unsuitable for some large-scale deployments. Differences in the Express product include:
Unlike the predecessor product, MSDE, the Express product does not include a concurrent workload-governor to "limit performance if the database engine receives more work than is typical of a small number of users."[10]
SQL Server Express includes several GUI tools for database management. These include:
The predecessor product MSDE generally lacked basic GUI management tools,[12]
Features available in SQL Server "Standard" and better editions but absent from SQL Server Express include:
Microsoft makes SQL Server Express available as:
In the Free 2005 Express version, for example, a standard approach to installation options was provided, as follows. Generally, the SQL 2005 Express installers are packaged with the following consistent naming convention:
These optional variants have gone through several service packs (SP), and each SP installer can be used without using the older ones first:
This article needs to be updated. Please update this article to reflect recent events or newly available information. (April 2012) |
| Version | Release date | Mainstream Support End Date | Extended Support End Date | Supported Operating Systems |
|---|---|---|---|---|
| SQL Server 2005 Express Edition | 2005-11-07[13] | 2011-04-12[14] | 2016-04-12[14] | Windows 2000 Service Pack 4, Windows XP Service Pack 2, Windows Server 2003 Service Pack, Windows 7 Service Pack 1 (only SQL Server 2005 Express Edition SP4)[15] |
| SQL Server 2008 Express | 2009-02-08[16] | 2014-07-08[17] | 2019-07-09[17] | Windows XP Service Pack 2, Windows XP Service Pack 3, Windows Vista, Windows Vista Service Pack 1, Windows Server 2003 Service Pack 2, Windows Server 2008[18] |
| SQL Server 2008 R2 Express | 2010-04-16[19] | 2014-07-08[20] | 2019-07-09[20] | Windows XP, Windows Vista, Windows 7, Windows 8, Windows Server 2003, Windows Server 2008, Windows Server 2008 R2, Windows Server 2012, Windows Server 2012 R2[21] |
| SQL Server 2012 Express | 2012-05-14[22] | 2017-07-11[23] | 2022-07-12[23] | Windows Vista Service Pack 2, Windows 7, Windows 7 Service Pack 1, Windows 8, Windows 8.1, Windows Server 2008,[24] Windows Server 2008 R2, Windows Server 2008 R2 SP1, Windows Server 2012, Windows Server 2012 R2[25] |
| SQL Server 2014 Express | 2014-04-01[26] | 2019-07-09[27] | 2024-07-09[27] | Windows 7 Service Pack 1, Windows 8, Windows 8.1, Windows 10, Windows Server 2008 SP2,[28] Windows Server 2008 R2 SP1, Windows Server 2012, Windows Server 2012 R2[29] |
| SQL Server 2016 Express | 2016-06-01[30] | 2021-07-13[31] | 2026-07-14[31] | Windows 8, Windows 8.1, Windows 10, Windows Server 2012, Windows Server 2012 R2, Windows Server 2016 |
| SQL Server 2017 Express | 2017-09-29[32] | 2022-10-11[33] | 2027-10-12[33] | Windows 8, Windows 8.1, Windows 10, Windows Server 2012, Windows Server 2012 R2, Windows Server 2016*, Red Hat Enterprise Linux 7.3 or 7.4, SUSE Enterprise Linux Server v12 SP2, Ubuntu 16.04LTS, Docker Engine 1.8+ (on Windows, Mac, or Linux) |
| SQL Server 2019 Express | 2019-11-04[34] | 2025-01-07[35] | 2030-01-08[35] | Windows 10 TH1 1507 or greater, Windows Server 2016 or greater, Red Hat Enterprise Linux 7.3 or greater, SUSE Enterprise Linux Server v12 SP2, Ubuntu 16.04LTS, Docker Engine 1.8+ (on Windows, Mac, or Linux) |