def submit_plain_query(self, operation):
        #logger.debug('submit_plain_query(%s)', operation)
        self.messages = []
        self.cancel_if_pending()
        self.res_info = None
        w = self._writer
        with self.querying_context(TDS_QUERY):
            self._START_QUERY()
            w.write_ucs2(operation)
Sends a plain query to server.
dataset/ETHPy150Open denisenkom/pytds/pytds/tds.py/_TdsSession.submit_plain_query