Connection to a msSQL server

[Matthew Edmondson]

Thank you very much for the quick reply, I will check those links right now.

Thanks,

Matt

On 9/24/05, Frank Warmerdam <warmerdam at pobox.com> wrote:
>
> On 9/24/05, Matthew Edmondson <matt0177 at gmail.com> wrote:
> > I'm running Mapserver 4.6 with Chameleon and to this point only
> utilizing
> > local shapefiles. I'm now going to be required to pull data from a msSQL
> > table with lat and long points stored. I have a couple of quick
> questions.
> >
> > 1: How do I write the connection string to a msSQL db.
>
> Matt,
>
> You would use CONNECTIONTYPE OGR and a CONNECTION string like
> "ODBC:MyDSN" where MyDSN is the DSN you setup for the Microsoft
> SQL Server dataset in question. You might want to skim the OGR ODBC
> driver page at:
>
> http://www.gdal.org/ogr/drv_odbc.html
>
> > 2: What format does the geo data need to be in the table. Currently, the
> > lat/long is in decimal degrees in 2 different columns, is that
> appropriate,
> > if not, what format does it need to be in.
>
> That should be fine, but there is still the issue of identifying the
> columns
> to be used as spatial columns. For this you will need to setup an
> OGR Virtual File (often extension .ovf). These are documented at:
>
> http://www.gdal.org/ogr/drv_vrt.html
>
> There is also a detailed wiki topic on the use of virtual files to access
> data
> from ODBC connections such as yours. I don't recall the url but you could
> dig around for it if the above isn't enough info.
>
> Best regards,
> --
>
> ---------------------------------------+--------------------------------------
> I set the clouds in motion - turn up | Frank Warmerdam,
> warmerdam at pobox.com
> light and sound - activate the windows | http://pobox.com/~warmerdam
> and watch the world go round - Rush | Geospatial Programmer for Rent
>
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