results.dicts() method, closes #2414

datasette/database.py

@@ -677,6 +677,9 @@ class Results:
         else:
             raise MultipleValues
 
+    def dicts(self):
+        return [dict(row) for row in self.rows]
+
     def __iter__(self):
         return iter(self.rows)
 

datasette/views/row.py

@@ -277,8 +277,7 @@ class RowUpdateView(BaseView):
             results = await resolved.db.execute(
                 resolved.sql, resolved.params, truncate=True
             )
-            rows = list(results.rows)
-            result["row"] = dict(rows[0])
+            result["row"] = results.dicts()[0]
 
         await self.ds.track_event(
             UpdateRowEvent(

datasette/views/table.py

@@ -558,7 +558,7 @@ class TableInsertView(BaseView):
                     ),
                     args,
                 )
-                result["rows"] = [dict(r) for r in fetched_rows.rows]
+                result["rows"] = fetched_rows.dicts()
             else:
                 result["rows"] = rows
         # We track the number of rows requested, but do not attempt to show which were actually