[Qgis-developer] Simplify provider side

[Paolo Cavallini]

Also here it does not seem to help.
All the best.

Il 1 febbraio 2016 11:30:36 CET, "Médéric Ribreux" <mederic.ribreux at medspx.fr> ha scritto:
>Hello,
>
>I have made some tests at work on an Oracle 11g database on a layer
>with 
>indexes...
>It seems that Oracle simplification is worse than direct data access:
>
>* time for rendering without provider simplification: 10 seconds.
>* time for rendering the same layer with provider simplification: 28 
>seconds.
>
>I've tried to change the simplification threshold but it doesn't really
>
>change anything.
>
>Is there a way to go faster than this ?
>
>Le 2016-01-29 23:41, A Huarte a écrit :
>> Hi, it is true, now only it is implementd in the postgres provider.
>> 
>> But it could be implemented easy beacuse of it is entirely similar
>> like the Postgre provider does with the ST_Simplify function.
>> 
>> I propose to test a new pull:
>> https://github.com/qgis/QGIS/pull/2738
>> 
>> Best regards
>> Alvaro
>> 
>> -------------------------
>>  DE: Jürgen E. Fischer <jef at norbit.de>
>> PARA: qgis-developer at lists.osgeo.org
>> ENVIADO: Viernes 29 de enero de 2016 20:36
>> ASUNTO: Re: [Qgis-developer] Simplify provider side
>> 
>> Hi Paolo,
>> 
>> On Fri, 29. Jan 2016 at 17:35:58 +0100, Paolo Cavallini wrote:
>>> how can I know for which providers does the feature simplification
>> work
>>> server side? AFAIK PostGIS uses it, but what about other DBs, namely
>> Oracle?
>> 
>> The oracle provider doesn't.
>> 
>> Jürgen
>> 
>> --
>> Jürgen E. Fischer          norBIT GmbH            Tel.
>> +49-4931-918175-31
>> Dipl.-Inf. (FH)            Rheinstraße 13          Fax.
>> +49-4931-918175-50
>> Software Engineer          D-26506 Norden
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>-- 
>Médéric RIBREUX
>https://medspx.fr
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