Nandorov schrieb:
> Hi,
> How can i make a topology in PostGIS?  
>
> Best regards
>   
Hi,
Not sure whether this is exactly what you're looking for, but pgRouting
has a function to create a network topology for routing.
The function is called name is "assign_vertex_id".
(http://pgrouting.postlbs.org/wiki/Workshop-PrepareDikstra)

Daniel
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