PostGIS 3.5.2 ST_Contains() query on gist is slow
Sebastiaan Couwenberg
sebastic at xs4all.nl
Wed Sep 10 20:48:55 PDT 2025
On 9/11/25 5:36 AM, Sebastiaan Couwenberg via postgis-users wrote:
> On 9/10/25 11:36 PM, Regina Obe wrote:
>> Never mind the test above I proposed, I tried it and it still decided to use the spatial index instead of the primary key on n.id
>> Which I found really surprising as I thought primary keys trump everything.
>>
>> Anyway Paul traced the commit that caused the issue and it was introduced in 3.4.
>
> Which commit is that?
Nevermind, I'm blind. It's in the ticket:
https://trac.osgeo.org/postgis/changeset/31bcb7d414/git
Kind Regards,
Bas
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