1SELECT @@GLOBAL.innodb_track_redo_log_now; 2@@GLOBAL.innodb_track_redo_log_now 30 4SET @@GLOBAL.innodb_track_redo_log_now=1; 5SELECT @@GLOBAL.innodb_track_redo_log_now; 6@@GLOBAL.innodb_track_redo_log_now 70 8SET @@GLOBAL.innodb_track_redo_log_now=0; 9SELECT @@GLOBAL.innodb_track_redo_log_now; 10@@GLOBAL.innodb_track_redo_log_now 110 12SET @@GLOBAL.innodb_track_redo_log_now=ON; 13SELECT @@GLOBAL.innodb_track_redo_log_now; 14@@GLOBAL.innodb_track_redo_log_now 150 16SET @@GLOBAL.innodb_track_redo_log_now=OFF; 17SELECT @@GLOBAL.innodb_track_redo_log_now; 18@@GLOBAL.innodb_track_redo_log_now 190 20SET @@SESSION.innodb_track_redo_log_now=ON; 21ERROR HY000: Variable 'innodb_track_redo_log_now' is a GLOBAL variable and should be set with SET GLOBAL 22SET @@GLOBAL.innodb_track_redo_log_now=1.1; 23ERROR 42000: Incorrect argument type to variable 'innodb_track_redo_log_now' 24SET @@GLOBAL.innodb_track_redo_log_now='foo'; 25ERROR 42000: Variable 'innodb_track_redo_log_now' can't be set to the value of 'foo' 26SET @@GLOBAL.innodb_track_redo_log_now=1e1; 27ERROR 42000: Incorrect argument type to variable 'innodb_track_redo_log_now' 28SET @@GLOBAL.innodb_track_redo_log_now=default; 29