@error_handler
def execute_query(request, design_id=None):
  response = {'status': -1, 'message': ''}

  if request.method != 'POST':
    response['message'] = _('A POST request is required.')
  
  app_name = get_app_name(request)
  query_type = beeswax_models.SavedQuery.TYPES_MAPPING[app_name]
  design = safe_get_design(request, query_type, design_id)

  try:
    form = get_query_form(request, design_id)

    if form.is_valid():
      design = save_design(request, SaveForm(), form, query_type, design)

      query = SQLdesign(form, query_type=query_type)
      query_server = dbms.get_query_server_config(request.POST.get('server'))
      db = dbms.get(request.user, query_server)
      query_history = db.execute_query(query, design)
      query_history.last_state = beeswax_models.QueryHistory.STATE.expired.index
      query_history.save()

      try:
        db.use(form.cleaned_data['database'])
        datatable = db.execute_and_wait(query)
        results = db.client.create_result(datatable)

        response['status'] = 0
        response['results'] = results_to_dict(results)
        response['design'] = design.id
      except Exception, e:
        response['status'] = -1
        response['message'] = str(e)

    else:
      response['message'] = _('There was an error with your query.')
      response['errors'] = form.errors
  except __HOLE__, e:
    response['message']= str(e)

  return JsonResponse(response, encoder=ResultEncoder)
dataset/ETHPy150Open cloudera/hue/apps/rdbms/src/rdbms/api.py/execute_query