简单sql 帮下忙碌
A B
a 1
a 2
a 3
a 4

期户结果
A B C D E
a 1 2 3 4

[解决办法]

SQL code

--动态SQL,指subject不止语文、数学、物理这三门课程。declare @sql varchar(8000)set @sql = 'select Name as ' + '姓名'select @sql = @sql + ' , max(case Subject when ''' + Subject + ''' then Result else 0 end) [' + Subject + ']'from (select distinct Subject from tb) as aset @sql = @sql + ' from tb group by name'exec(@sql) /*姓名         数学        物理        语文          ---------- ----------- ----------- ----------- 李四         84          94          74张三         83          93          74*/