SET GLOBAL log_output=`table`;
SET GLOBAL general_log=ON
SET GLOBAL log_output=FILE;
SET GLOBAL general_log_file='/tmp/general.log';
SELECT * FROM general_log
SET GLOBAL log_output=`table`;
SET GLOBAL general_log=ON
SET GLOBAL log_output=FILE;
SET GLOBAL general_log_file='/tmp/general.log';
SELECT * FROM general_log