行列互换

--> --> (Roy)生成測試數據 if not object_id('Class') is null drop table Class Go Create table Class([Student] nvarchar(2),[数学] int,[物理] int,[英语] int,[语文] int) Insert Class select N'李四',77,85,65,65 union all select N'张三',87,90,82,78 go declare @s nvarchar(4000),@s2 nvarchar(4000),@s3 nvarchar(4000),@s4 nvarchar(4000) select @s=isnull(@s+',','declare ')+'@'+rtrim(Colid)+' nvarchar(4000)', @s2=isnull(@s2+',','select ')+'@'+rtrim(Colid)+'='''+case when @s2 is not null then 'union all select' else ' select ' end+' [科目]='''+quotename(Name,'''')+'''''', @s3=isnull(@s3,'')+'select @'+rtrim(Colid)+'=@'+rtrim(Colid)+'+'',''+quotename([Student])+''=''+quotename('+quotename(Name)+','''''''') from Class ', @s4=isnull(@s4+'+','')+'@'+rtrim(Colid) from syscolumns where id=object_id('Class') and Name not in('Student') --print @s+' '+@s2+' '+@s3+' exec('+@s4+')' 显示执行语句 exec(@s+' '+@s2+' '+@s3+' exec('+@s4+')') /* 科目 李四 张三 ---- ---- ---- 数学 77 87 物理 85 90 英语 65 82 语文 65 78 */ <pre></pre>其它方法
http://topic.csdn.net/u/20080614/17/22e73f33-f071-46dc-b9bf-321204b1656f.html?seed=562318242