@property<EOL><INDENT>def duration(self):<DEDENT>
if self._closed ornot self._result or"<STR_LIT>" not in self._result:<EOL><INDENT>return -<NUM_LIT:1><EOL><DEDENT>return self._result.get("<STR_LIT>", <NUM_LIT:0>)<EOL>
This read-only attribute specifies the server-side duration of a query
in milliseconds.