Re: [Qgis-user] Editing PostGIS geometries with M data

2013-04-18 Thread Régis Haubourg
Hi, as far as I know, it's not possible yet since QGIS handles 2d objects.
When doing linear referencing editing, I store 3d-M data in postgis and I
edit events by typing event id, and m value(s) in classical field
attributes. 
Then I update 3d geom with a update query using linear referencing
functions. This can be done automatically with a trigger on each save.. 

Quite complicated, but extremely powerfull, and less prone to typing errors. 

Régis



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[Qgis-user] Editing PostGIS geometries with M data

2013-04-17 Thread Spencer Gardner
Within Qgis, I am finding myself unable to edit the nodes of a MultilinestringM 
geometry stored in a PostGIS database. When I copy the data to a new table with 
a simple a Multilinestring column (forcing 2d linestrings) I can successfully 
make my edits.



Is this a known issue? The only related info that I could find was an old 
posthttp://lists.osgeo.org/pipermail/qgis-user/2011-January/010795.html from 
a few years ago that mentioned an error after saving edits, but there's no 
response. Perhaps this is more appropriate for the developer list, but I 
thought I'd check here first.



Thanks,

Spencer
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