Try this.


> Le 19 oct. 2016 à 06:37, DelazJ [via] 
> <> a écrit :
> Hi,
> I have a polygon layer and a point one.
> I'd like to calculate for each polygon feature, the number of points that it 
> covers. I thought the aggregates functions could help me find an easier and 
> straight expression to perform this (without creating intermediate layers) 
> but I fail to find any correct syntax. 
> I tried aggregate ('mypoint', 'count', "id", intersects ($geometry, 
> geometry($currentfeature)))
>  And many variants of the fourth option but It always return the total of 
> points or an error. Actually this option is a filter and I wonder if i'm not 
> missing a "group by" option in the aggregate function (which seems to be the 
> appropriate one in my case). Is it possible?
> The work around I found is to populate an ad'hoc field in the point layer 
> with overlapping polygon id, thanks to the SpatialJoin plugin, then I create 
> a one-to-many relation in the project between the two layers in other to use 
> relation_aggregate function.
> But I expected something more direct.
> Any hint, please?
> Thanks,
> Harrissou
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