[GRASSLIST:4475] Re: d.what.r.pg and OUTER JOINS in PostgreSQL

Stephan Holl sholl at gmx.net
Thu Sep 12 07:02:19 EDT 2002


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At Thu, 12 Sep 2002 12:35:44 +0200 andres javier garcia garcia wrote:

Hello Javier,

> This query 
> needs OUTER JOINS, and I've made it, but there is some error, because 
> wherever I click in the raster map, all the data in the queryed tables
> are shown, not only the corresponding to the zone of concern.
perhaps you should use something like
SELECT DISTINCT <zone-of-concern-id> .....
so that only the related zone-of-concern will be fetched.

hth
 Stephan
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Stephan Holl
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