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<p class="MsoNormal"><span lang="FR">Hi,<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="FR"><o:p> </o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">I’m profiling large project loading, I think this mailing list doesn’t support images, so I won’t post any.
<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">I’m posting in the dev mailing list since I dived into the code and found nothing
</span><span lang="EN-US" style="font-family:"Apple Color Emoji"">😅</span><span lang="EN-US">.<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US"><o:p> </o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">When you load a Postgres layer, the profiler list 3 steps:<o:p></o:p></span></p>
<ul style="margin-top:0cm" type="disc">
<li class="MsoListParagraph" style="margin-left:0cm;mso-list:l0 level1 lfo1"><span lang="EN-US">Read layer metadata<o:p></o:p></span></li><li class="MsoListParagraph" style="margin-left:0cm;mso-list:l0 level1 lfo1"><span lang="EN-US">Read layer fields<o:p></o:p></span></li><li class="MsoListParagraph" style="margin-left:0cm;mso-list:l0 level1 lfo1"><span lang="EN-US">Create postgres provider<o:p></o:p></span></li></ul>
<p class="MsoNormal"><span lang="EN-US"><o:p> </o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">This “Create postgres provider” takes a while on some table (I have ‘use estimated table metadata’. In the connection.)
<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US"><o:p> </o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">I `git greped` the code and cannot found where this “span” happened and what requests are made to the server, I could look out on the server logs, sadly I don’t have access to it :-/<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US"><o:p> </o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">I already saw some weird behavior on 3.28 where QGIS launch ~25 SQL requests when loading a new layer, but I’d like to have solid fact before posting an issue on github.<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US"><o:p> </o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">Thx, Rémi. <o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US"><o:p> </o:p></span></p>
<p class="MsoNormal"><span lang="EN-US"><o:p> </o:p></span></p>
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