code: def _raise_error_on_invalid_connection(self):
      params = {
          "user": "xxxxxx",
          "password": "xxxxxx",
          "host": "localhost",
          "port": "5432",
          "database": "evadb",
      }
      query = f"""CREATE DATABASE invaid
                      WITH ENGINE = "postgres",
                      PARAMETERS = {params};"""
      with self.assertRaises(ExecutorError):
          execute_query_fetch_all(self.evadb, query)
  
imports: import unittest
  from test.util import get_evadb_for_testing, shutdown_ray
  import pytest
  from evadb.executor.executor_utils import ExecutorError
  from evadb.server.command_handler import execute_query_fetch_all
label_desc: Use image node_id 12 for calling the NativeExecutorTest obj's underlying member method code with example usage: obj._raise_error_on_invalid_connection() without return types