Fix QgsFeatureRequest with expression not using provider fields

and limit (fix #15771) (cherry-picked from 5e3bef7)
qgis · Nov 23, 2016 · cfeeb3f · cfeeb3f
1 parent ddb2882
commit cfeeb3f
Showing 1 changed file with 2 additions and 0 deletions.
diff --git a/src/core/qgsvectorlayerfeatureiterator.cpp b/src/core/qgsvectorlayerfeatureiterator.cpp
@@ -161,6 +161,8 @@ QgsVectorLayerFeatureIterator::QgsVectorLayerFeatureIterator( QgsVectorLayerFeat
       if ( source->mFields.fieldOrigin( idx ) != QgsFields::OriginProvider )
       {
         mProviderRequest.disableFilter();
+        // can't limit at provider side
+        mProviderRequest.setLimit( -1 );
       }
     }
   }