add query visibility into error

Author: azhou-datadog

sqlserver/tests/conftest.py

@@ -218,7 +218,7 @@ def execute_with_retries(self, query, params=(), database=None, retries=3, sleep
                     return
             except Exception:
                 tracebacks.append(",".join(traceback.format_exception(*sys.exc_info())))
-                logging.exception("failed to execute query attempt=%s", attempt)
+                logging.exception("failed to execute query: %s, attempt=%s", query, attempt)
                 time.sleep(sleep)
                 self.reconnect()