Fix QgsFeatureRequest with expression not using provider fields

and limit (fix #15771)
qgis · Nov 1, 2016 · 5e3bef7 · 5e3bef7 · m-kuhn · Nov 2, 2016
1 parent 57a5754
commit 5e3bef7
Showing 1 changed file with 2 additions and 0 deletions.
diff --git a/src/core/qgsvectorlayerfeatureiterator.cpp b/src/core/qgsvectorlayerfeatureiterator.cpp
@@ -159,6 +159,8 @@ QgsVectorLayerFeatureIterator::QgsVectorLayerFeatureIterator( QgsVectorLayerFeat
       if ( source->mFields.fieldOrigin( idx ) != QgsFields::OriginProvider )
       {
         mProviderRequest.disableFilter();
+        // can't limit at provider side
+        mProviderRequest.setLimit( -1 );
       }
     }
   }