Add filterString to cacheBase key for overlay_* functions

to avoid using cached target layer and cached spatial index if the filter string dynamically changes
qgis · Nov 7, 2021 · 4d762be · 4d762be
1 parent 45e7993
commit 4d762be
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/src/core/expression/qgsexpressionfunction.cpp b/src/core/expression/qgsexpressionfunction.cpp
@@ -5821,7 +5821,7 @@ static QVariant executeGeomOverlay( const QVariantList &values, const QgsExpress
     intDomain.grow( bboxGrow ); //optional parameter to enlarge boundary context for touches and equals methods
   }
 
-  const QString cacheBase { QStringLiteral( "%1:%2" ).arg( targetLayer->id(), subExpString ) };
+  const QString cacheBase { QStringLiteral( "%1:%2:%3" ).arg( targetLayer->id(), subExpString, filterString ) };
 
   // Cache (a local spatial index) is always enabled for nearest function (as we need QgsSpatialIndex::nearestNeighbor)
   // Otherwise, it can be toggled by the user