[gdal-dev] SQLite/SpatiaLite slowness in OGR
Even Rouault
even.rouault at mines-paris.org
Sun Dec 11 12:15:48 EST 2011
Le dimanche 11 décembre 2011 17:09:06, a.furieri at lqt.it a écrit :
> On Sun, 11 Dec 2011 16:33:58 +0100, Even Rouault wrote
>
> > Hi Sandro,
> >
> > I'm OK with your patch. I guess that the name of the
> > GML_SQLITE_CACHE_MB config option must come from your work with your
> > previous GML patch, but I'd suggest to rename it to OGR_SQLITE_CACHE
> > as it is more general. Are you OK with that ?
>
> all right, that's fine for me
>
> > I'll also add a note in ogr2ogr man page about the -gt option,
> > moving part of your proposed doc in it.
>
> really good
Commited in r23528 and in r23529.
>
> > By the way, you didn't react to my comments on your GML patch.
> > Perhaps you are working on a revised patch ?
>
> oh yes, you guessed this ;-)
> I hope to be able to ship you a strongly revised
> GML patch ASAP
>
> just a quick preview: following your wise suggestions
> about extensively using CPLXMLNode as far as possible,
> I've introduced some further optimization and strongly
> simplified the temporary SQL support.
>
> and now a 3GB GML file ise succesfully parsed in
> about half an hour (50% less than before)
Great !
>
> bye Sandro
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