[fix] Pivot table metric ordering (#9031)

superset/viz.py

@@ -676,7 +676,7 @@ class PivotTableViz(BaseViz):
             )
         if not metrics:
             raise Exception(_("Please choose at least one metric"))
-        if any(v in groupby for v in columns) or any(v in columns for v in groupby):
+        if set(groupby) & set(columns):
             raise Exception(_("Group By' and 'Columns' can't overlap"))
         return d
 
@@ -694,15 +694,18 @@ class PivotTableViz(BaseViz):
         columns = self.form_data.get("columns")
         if self.form_data.get("transpose_pivot"):
             groupby, columns = columns, groupby
+        metrics = [utils.get_metric_name(m) for m in self.form_data["metrics"]]
         df = df.pivot_table(
             index=groupby,
             columns=columns,
-            values=[
-                utils.get_metric_name(m) for m in self.form_data.get("metrics", [])
-            ],
+            values=metrics,
             aggfunc=aggfunc,
             margins=self.form_data.get("pivot_margins"),
         )
+
+        # Re-order the columns adhering to the metric ordering.
+        df = df[metrics]
+
         # Display metrics side by side with each column
         if self.form_data.get("combine_metric"):
             df = df.stack(0).unstack()