Fix: Discard parallel queries (Redmine issue: #7657)

lib/hawat/blueprints/dbstatus/__init__.py

@@ -197,12 +197,25 @@ class MyQueriesView(HTMLMixin, PsycopgMixin, SimpleView):
             record['user'] = cache[user_id]
         return result
 
+    def _discard_parallel_queries(self, queries):
+        """
+        Remove queries where 'backend_type' is 'parallel worker'
+        """
+        result = {}
+        for query in queries:
+            if 'backend_type' in query and query['backend_type'] == 'parallel worker':
+                continue
+            result.append(query)
+        return result
+
     def do_before_response(self, **kwargs):
         self.response_context.update(
             query_status_events=self._enrich_result_queries(
-                self.get_db().queries_status(
-                    RE_UQUERY.format(
-                        int(flask_login.current_user.get_id())
+                self._discard_parallel_queries(
+                    self.get_db().queries_status(
+                        RE_UQUERY.format(
+                            int(flask_login.current_user.get_id())
+                        )
                     )
                 )
             )