[postgis-users] st_collect et st_union - multipart geometry

[Alexander Gataric]

Have you tried st_linemerge on the collection? 

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On Jun 26, 2020, 8:29 AM, at 8:29 AM, Guillaume ARNAUD <guillaume.arnaud at ledepartement82.fr> wrote:
>Hello,
>
> From a series of continuous lines, I must join them to have only one. 
>With St_collect or st_union, it joins the lines in any direction and 
>therefore creates multiparts for me. Is there a way to avoid this?
>
>Thank you.
>
>-- 
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>Logo CD82 <http://www.ledepartement.fr> 	Guillaume ARNAUD
>Technicien SIG
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>Direction des systèmes informatiques et de télécommunication
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>Tél : 05 63 91 82 37
>guillaume.arnaud at ledepartement82.fr
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