[英]SQl Server 2005 Pivot
I want to basically join these 3 table in a view for a report: 我想基本上将这3个表加入到报表视图中:
Class Table: 类表:
ID Name
1 N1
2 N2
3 N3
Flags Table: 标志表:
ID ClassID Flags
1 1 F1
2 1 F2
3 2 F6
4 2 F3
5 3 F2
Sessions Table: 会话表:
ID ClassID Sessions
1 1 S1
2 1 S4
3 2 S3
4 3 S5
5 3 S4
So my desired view should be something like this: 所以我想要的视图应该是这样的:
ID Name Flags Sessions
1 N1 F1,F2 S1,S4
2 N2 F6,F3 S3
3 N3 F2 S5,S4
Select C.Id, C.Name
, Stuff(
(
Select ', ' + F1.Flags
From Flags As F1
Where F1.ClassId = C.Id
Order By F1.Flags
For Xml Path('')
), 1, 2, '') As Flags
, Stuff(
(
Select ', ' + S1.Sessions
From Sessions As S1
Where S1.ClassId = C.Id
Order By S1.Flags
For Xml Path('')
), 1, 2, '') As Sessions
From Class As C
select Class.ID,Name,Flags,Sessions
from Class
inner join flags on class.id = flags.classid
inner join sessions on class.id = sessions.classid
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