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Solve the following problem using Python, implementing the functions described below, one line at a time
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Description:
 def load_tables(self, query, meta):
 """ Load necessary resources tables into db to execute given query. """

        try:
            for table in meta.tables:
                self.load_table(table)
        except NoCredentialsError:
            help_link = 'http://boto3.readthedocs.io/en/latest/guide/configuration.html'
            raise QueryError('Unable to locate AWS credential. '
                             'Please see {0} on how to configure AWS credential.'.format(help_link))