自我连接中的多行

Question

i have table in this format

Id  QId   ResourceId ModuleId SubProjId  Comments 
1   1   1   1   2   ffdg    1   1
2   2   1   1   2   dfgfdg  1   1
3   3   1   1   2   hgjhg   1   1
4   1   2   1   2   tryty   1   0
5   5   1   1   2   sdf 1   1
6   5   2   1   2   ghgfh   1   0
7   7   2   1   2   tytry   1   0
8   3   2   1   2   rytr    1   0

and i wan result in this way

qid  ResourceId Comments   ResourceId  Comments

1   1   ffdg    2   tryty
3   1   hgjhg   2   rytr

i tried

select distinct  A.qid,A.ResourceId,A.Comments,B.ResourceId,b.Comments
from dbo.#temp A inner join #temp B on A.QId=B.QId and A.[ModuleId]=B.[ModuleId] and a.[SubProjId]=b.[SubProjId]

but did not find any luck please help

Answer 1

You want to convert vertical data to horizontal. So you need to create a pivot table. You can find more details here How to transform vertical data into horizontal data with SQL?