code: def test_7_select_query(self):
      query = "SELECT * FROM dt_test WHERE 'id'='a'"
      result = self.handler.native_query(query)
  
file_path: mindsdb/mindsdb/integrations/handlers/supabase_handler/tests/test_supabase_handler.py
imports: import unittest
  from mindsdb.integrations.handlers.supabase_handler.supabase_handler import SupabaseHandler
label_desc: Use image node_id 8 for calling the SupabaseHandlerTest obj's underlying member method code with example usage: obj.test_7_select_query() without return types