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List:       postgis-users
Subject:    Re: [postgis-users] function from multilinestring to linestring
From:       toni hernnadez <thernandez () correo ! giscampus ! org>
Date:       2006-04-21 6:21:22
Message-ID: 444879E2.7030807 () correo ! giscampus ! org
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thanks a lot
you have been very useful
Markus Schaber wrote:

>Hi, Toni,
>
>toni hernnadez wrote:
>
>  
>
>>in case all the multilinestring overlap (I checked) is there another way
>>to do it.
>>I've tried GeomUnion but it returns multilinestring again.
>>I couldn't try linemerge. It seems that in my version in not such a
>>function
>>    
>>
>
>If they really overlap in such a way that the result can be expressed as
>a single LineString, then GeomUnion should return a LineString.
>
>Can you send us a testdata so we can reproduce your problem?
>
>And which PostGIS version are you using?
>
>SELECT postgis_full_version();
>
>
>Thanks,
>Markus
>
>
>  
>

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