SQL Server Express 2005 now supported by XPe and WEPOS platforms
We have received numerous customer requests for supporting SQL Server 2005 on XPe and WEPOS. Listening to your requests, we are now happy to announce the support for SQL Server 2005 Express Edition starting with Service Pack 2 on Windows XP Embedded Service Pack 2 Feature Pack 2007 (XPe) and Windows Embedded for Point of Service SP2 (WEPOS).
Here is additional information for your reference:
SQL server 2005 SP2 Express Edition
New Support announcement for Express
Windows Embedded official website
Windows XP Embedded product website