[Qgis-user] Creating Geometries for tabular data

Randal Hale rjhale at northrivergeographic.com
Sun Nov 15 15:36:34 PST 2015


Probably the easiest way to do this would be a join - so if you made me 
do this I would do:

1. Create a layer (say a shapefile) with a point and a unique ID.
2. Make sure that Unique ID is reflected in your tabular data (point 1 
has a corresponding '1' in the tabular data or a point of "Water Park" 
has a "Water Park" in your table)
3. Right click on your shapefile with the points (or polygons) and go to 
properties -> Joins. Pick your two fields that are the same - and join 
them.

After a successful join right click and "save as" and make a new 
shapefile/Spatialite layer with all of your attributes.

Randy


--------------------------------------------
Randal Hale
North River Geographic Systems, Inc
http://www.northrivergeographic.com
423.653.3611 rjhale at northrivergeographic.com
twitter:rjhale     http://about.me/rjhale
http://www.northrivergeographic.com/introduction-to-quantum-gis

On 11/15/2015 06:22 PM, Martin Bain wrote:
>
> Hi,
>
> I’m after your suggestions for the best work flow for adding spatial 
> data to existing tabular data.
>
> Say we have a tabular list of playground equipment – I want to 
> associate a point object with each row in the list – so I end up with 
> spatial and attribute data in the one table.
>
> I used to do this in MapInfo, you could open a table of purely tabular 
> data, select a row in the attribute table, adding a point in the map 
> window would create a map object for the selected row (rather than 
> adding a whole new row to the table).  I don’t think I can do it like 
> that with QGIS – am I right in thinking if there is no geometry for a 
> row it will be excluded from the attribute table?
>
> How do people do this in QGIS?
>
> Thanks,
>
> Martin.
>
>
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