On Mar 1, 2013, at 3:18, bhanu udaya <udayabhanu1...@hotmail.com> wrote:

> I need a query to retrieve all the n level hierarchy when a Child node_id is 
> passed. For example; if I pass 7, then i need parent nodes as below: I want 
> to achive this in postgres database (version 9.2) without connect by prior.
> 
> 3   5
> 5   6
> 6  7
> 
> Any reply on this is great help.

You're probably looking for recursive common table expressions:
http://www.postgresql.org/docs/9.2/static/queries-with.html

Alban Hertroys
--
If you can't see the forest for the trees,
cut the trees and you'll find there is no forest.



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