Actually only update the layer_styles table if it exists

wonder-sk · wonder-sk · commit 5b7e111e4ba1 · 2019-04-09T09:41:18.000+02:00
diff --git a/python/plugins/db_manager/db_plugins/gpkg/connector.py b/python/plugins/db_manager/db_plugins/gpkg/connector.py
@@ -634,9 +634,10 @@ def renameTable(self, table, new_table):
             return False
 
         # also rename any styles referring to this table
-        self.gdal_ds.ExecuteSQL('UPDATE layer_styles SET f_table_name = %s WHERE f_table_name = %s' % (quoted_table_new, quoted_table))
-        if gdal.GetLastErrorMsg() != '':
-            return False
+        if self.gdal_ds.GetLayerByName('layer_styles'):
+            self.gdal_ds.ExecuteSQL('UPDATE layer_styles SET f_table_name = %s WHERE f_table_name = %s' % (quoted_table_new, quoted_table))
+            if gdal.GetLastErrorMsg() != '':
+                return False
 
         # we need to reopen after renaming since OGR doesn't update its
         # internal state
