Am 12.10.2018 um 15:13 schrieb Kai Borgolte: > is it possible to calculate on arbitrary attribute tables in an > expression in a layout? I want to have something like SELECT count(*) > FROM exceltable WHERE group = 'a' and subgroup = 'b'.
Ah, great, aggregate() can access layers: [% aggregate('longId_9b9129d7_9c00_4a30_8c6c_d3959664149b', 'count', 1, "group" = 'a' and "subgroup" = 'b') %] -- Kai Borgolte, Bonn _______________________________________________ Qgis-user mailing list Qgis-user@lists.osgeo.org List info: https://lists.osgeo.org/mailman/listinfo/qgis-user Unsubscribe: https://lists.osgeo.org/mailman/listinfo/qgis-user