[postgis-users] QGIS - PostGIS - ArcGIS Interaction

[Bborie Park]

James,

If you have ArcGIS 10, you can directly write SELECT queries from ArcMap 
to PostGIS.  That's how I visualize my data when I'm running Windows.

-bborie

On 06/15/2011 10:58 AM, James David Smith wrote:
> Dear all,
>
> I appreciate that this is more of a QGIS query, but I think that the
> route of the problem might be in PostGIS, so... I have opened QGIS and
> ran the query on my PostGIS table as below:
>
> SELECT * FROM incidents
> WHERE urgency = 'Immediate'
> AND date_time_of_arrival - date_time_unit_assigned>  '00:12:00'
>
> This gives me 33 points in QGIS. Great. I would now however like to
> save this as a ShapeFile for use in ArcGIS with which I am more
> familiar, but when I try to SAVE AS from QGIS I am given the following
> error....
>
> Export to vector file failed.
> Error: trimming attribute name 'date_time_of_arrival' to ten
> significant characters produces duplicate column name.
>
> I am guessing that the problem here is that ESRI shapefiles can only
> deal with column names that are ten characters long...? And that as I
> also have a column called 'date_time_of_departure', when QGIS trims
> this column it ends up with two columns called the same thing?  Is
> there a way around this? I realise I could rename the column in QGIS,
> but I actually have around 45 columns in the table and this problem
> will occur with about 15 pairs of them I think. I guess there is no
> simple answer... but thought I'd ask.
>
> Cheers
>
> James
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>

-- 
Bborie Park
Programmer
Center for Vectorborne Diseases
UC Davis
530-752-8380
bkpark at ucdavis.edu