[Qgis-user] graduated renders, etc

[Bob and Deb]

One of the cool new tricks i've recently  learned is the use of field types
in VRTs.   Take a look at some of the examples in
http://www.gdal.org/ogr/drv_vrt.html to see what I mean.

-Bob
On Nov 22, 2011 4:31 AM, "Andreas Neumann" <a.neumann at carto.net> wrote:

> Hi,
>
> Here is an explanation how to create a .csvt file:
> http://underdark.wordpress.**com/2011/03/07/how-to-specify-**
> data-types-of-csv-columns-for-**use-in-qgis/<http://underdark.wordpress.com/2011/03/07/how-to-specify-data-types-of-csv-columns-for-use-in-qgis/>
>
> Andreas
>
> On Tue, 22 Nov 2011 12:11:15 +0000 (GMT), David wrote:
>
>> Hello there. Thanks to Ramon again, and Alex this time.
>>
>> It looks like the root of the problem is recognition of the type of
>> data. I followed the links you gave me but I'm only a software user
>> not a programmer so I don't know how to create a .csvt file.
>>
>> I began by creating a Mac spreadsheet with some columns in text and
>> some numerical. Cell recognition is set at automatic. Export to csv
>> format and then join to a pre-existing shape file attribute table, all
>> of which seems to work OK until I try to use graduated render.
>>
>> Further ideas welcome.
>>
>> Thanks in advance
>>
>> David Asquith
>>
>
> --
> --
> Andreas Neumann
> Böschacherstrasse 10A
> 8624 Grüt (Gossau ZH)
> Switzerland
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