第一个:    Microsoft SQL Server 2005 Express Edition
55M 就可以获得完整的数据库功能
http://www.microsoft.com/downloads/details.aspx?familyid=220549b5-0b07-4448-8848-dcc397514b41&displaylang=en

第二个:   Microsoft SQL Server Management Studio Express(SSMSE)
配合SQL Server Express使用极佳，但是除了数据库外不能管理 Analysis Services, Integration Services, SQL Server 2005 Mobile Edition, Notification Services, Reporting Services等等组件
http://www.microsoft.com/downloads/details.aspx?familyid=82afbd59-57a4-455e-a2d6-1d4c98d40f6e&displaylang=en

第三个:    SQL Server Express Utility
很小的(139K)一个管理工具，如果你不喜欢SSMSE，那么安装了SQL Server 2005 Express 之后可以使用这个小工具http://www.microsoft.com/downloads/details.aspx?familyid=FA87E828-173F-472E-A85C-27ED01CF6B02&displaylang=en

第四个:   SQL Server 2005 Samples and Sample Databases
我的WebLog中提到过如何使用这个例子数据库，很多例子和学习内容都是依据这个数据库
http://www.microsoft.com/downloads/details.aspx?FamilyID=e719ecf7-9f46-4312-af89-6ad8702e4e6e&DisplayLang=en

第五个:   AdventureWorks OLTP Database Diagram
可以非常详细的了解AdventureWorks 数据库
http://www.microsoft.com/downloads/details.aspx?familyid=0F6E0BCF-A1B5-4760-8D79-67970F93D5FF&displaylang=en

第六个:   Feature Pack for Microsoft SQL Server 2005 - November 2005
包括 ADOMD.NET, MSXML 6.0, OLEDB for DB2, MOM Management pack ,SQL Server Native Client, Analysis Services OLEDB Provider, SQLCMD ,Data Mining Viewer Controls, JDBC Driver, Management Objects, SQL Server Mobile Edition, Notification Services Client Components, Upgrade Advisor, mySAP data Provider, Reporting add-in for Visual Web Developer Express 等组件，真是太超值
http://www.microsoft.com/downloads/details.aspx?familyid=d09c1d60-a13c-4479-9b91-9e8b9d835cdc&displaylang=en

就先介绍这六个了,如果有更多更好的资源,欢迎关注本站 http://www.mintao.net ,谢谢大家的支持!