<html><head></head><body>Also here it does not seem to help.<br>
All the best.<br><br><div class="gmail_quote">Il 1 febbraio 2016 11:30:36 CET, "Médéric Ribreux" <mederic.ribreux@medspx.fr> ha scritto:<blockquote class="gmail_quote" style="margin: 0pt 0pt 0pt 0.8ex; border-left: 1px solid rgb(204, 204, 204); padding-left: 1ex;">
<pre class="k9mail">Hello,<br /><br />I have made some tests at work on an Oracle 11g database on a layer with <br />indexes...<br />It seems that Oracle simplification is worse than direct data access:<br /><br />* time for rendering without provider simplification: 10 seconds.<br />* time for rendering the same layer with provider simplification: 28 <br />seconds.<br /><br />I've tried to change the simplification threshold but it doesn't really <br />change anything.<br /><br />Is there a way to go faster than this ?<br /><br />Le 2016-01-29 23:41, A Huarte a écrit :<br /><blockquote class="gmail_quote" style="margin: 0pt 0pt 1ex 0.8ex; border-left: 1px solid #729fcf; padding-left: 1ex;"> Hi, it is true, now only it is implementd in the postgres provider.<br /> <br /> But it could be implemented easy beacuse of it is entirely similar<br /> like the Postgre provider does with the ST_Simplify function.<br /> <br /> I propose to test a new pull:<br /> <a
href="https://github.com/qgis/QGIS/pull/2738">https://github.com/qgis/QGIS/pull/2738</a><br /> <br /> Best regards<br /> Alvaro<br /> <br /> -------------------------<br /> DE: Jürgen E. Fischer <jef@norbit.de><br /> PARA: qgis-developer@lists.osgeo.org<br /> ENVIADO: Viernes 29 de enero de 2016 20:36<br /> ASUNTO: Re: [Qgis-developer] Simplify provider side<br /> <br /> Hi Paolo,<br /> <br /> On Fri, 29. Jan 2016 at 17:35:58 +0100, Paolo Cavallini wrote:<br /><blockquote class="gmail_quote" style="margin: 0pt 0pt 1ex 0.8ex; border-left: 1px solid #ad7fa8; padding-left: 1ex;"> how can I know for which providers does the feature simplification<br /></blockquote> work<br /><blockquote class="gmail_quote" style="margin: 0pt 0pt 1ex 0.8ex; border-left: 1px solid #ad7fa8; padding-left: 1ex;"> server side? AFAIK PostGIS uses it, but what about other DBs, namely<br /></blockquote> Oracle?<br /> <br /> The oracle provider doesn't.<br /> <br /> Jürgen<br /> <br /> --<br /> Jürgen
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