Re: Hierarchical structure

There is a contrib module named tablefunc. It has a function
connect_by that can do some things like this. Check if it is
sufficient for you.

--Imad
www.EnterpriseDB.com

On 2/10/07, Alexander B.  wrote:
> Hi, I need to create a view using hierarchical structure.
> Let me explain how is designed the table and what's the expected result.
>
> TABLE:
> coo_nro integer
> coo_nro_father integer
> level integer
>
>
> DATA:
> 100 – null – 1
> 106 – null – 1
> 134 – 100 – 2
> 725 – 100 – 2
> 635 – 106 – 2
> 423 – 134 – 3
> 814 – 725 – 3
>
>
> EXPECTED RESULT:
> 100 - 1
> 134 – 2
> 423 – 3
> 725 – 2
> 814 – 3
> 106 – 1
> 635 – 2
> . . . so on
>
> Basically, my result should be this way, not necessary spaces, but
> sorted by hierarchic.
>
> Is this possible on Postgres?
> Could you help me?
>
>
>
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