t-sql使用小记2010-01-27

Insert into的写法

 

INSERT INTO dbo.DM_T_RWX_UserProductSerialCodeInfo(userid,ProductSerialCode,count) SELECT TOP 10 userid,productserialcode,SUM([COUNT])AS cnt FROM dbo.DM_RW_UserItemsInfo GROUP BY userid,ProductSerialCode

 

Sqlserver 2005 PIVOT来进行行列转换，方便很，看了很多往篇文章，这篇是最易懂的

SQL SERVER行转列应用小结

 

Download details: SQL Server 2005 Samples and Sample Databases

SQL Server 2-D Matrix Builder

Microsoft SQL Server Product Samples: Database - Release: SQL Server 2005 SP2a