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parent child problem in sql

Author

Topic

sanjnep
Posting Yak Master

191 Posts

Posted - 2007-07-01 : 09:30:51

I want to find all the child of a node in a tree . A child can have multiple parent i.e 2 can be place under multiple parent . The folling is the data:

ParentID ChildID
-------------------------
10 8
8 6
8 7
7 2
7 5
5 1
5 2
6 2

child of parent if input 10
8
7
6
2
2
5
1
(2) can be neglected

input 7
2
5
1
(2) can be neglected

input 8
7
2
5
(2) can be neglected

Plz help we to write the sql statements

Thanks

nr
SQLTeam MVY

12543 Posts

Posted - 2007-07-01 : 12:12:26

Have a look at CTEs - there's an example of tranversing a hierarchy in bol.

==========================================
Cursors are useful if you don't know sql.
DTS can be used in a similar way.
Beer is not cold and it isn't fizzy.

sanjnep
Posting Yak Master

191 Posts

Posted - 2007-07-01 : 12:39:50

nr,
what is CTEs? So I may look over there.
Thanks
ss

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