[postgis-users] Re: Speeding up SQLiteGIS

Stephen Woodbridge woodbri at swoodbridge.com
Sun Apr 13 21:31:42 PDT 2008


Martin Chapman wrote:
> That is also what GDAL uses (proj4).  I will take a look at SpatiaLite.
> Does he support a lot of other vector formats?

I don't think he needs to support a lot of vector formats, becuase that 
is what ogr does. PostGIS does not support lots of vector formats. But 
ogr2ogr lets you load lots of vector formats into either of these.

Best regards,
   -Stephen

> Best regards,
> Martin
> 
> 
> -----Original Message-----
> From: Richard Greenwood [mailto:richard.greenwood at gmail.com] 
> Sent: Sunday, April 13, 2008 9:06 PM
> To: Martin Chapman
> Cc: Stephen Woodbridge; punkish at eidesis.org; PostGIS Users Discussion
> Subject: Re: Speeding up SQLiteGIS
> 
> On Sun, Apr 13, 2008 at 8:53 PM, Martin Chapman <mchapman at texelinc.com>
> wrote:
> 
>>  5.  I think a good improvement to the SQLite OGR driver would be to add
>>  spatial reference support.
> 
> The SpatiaLite guy seems to support SRSs. He has a transform()
> function which apparently is based on Proj.4 see:
>    http://www.gaia-gis.it/spatialite/SpatiaLite-tutorial.html#t5
> 
> 




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