SET @global_slow_launch_time = @@GLOBAL.slow_launch_time; '#--------------------FN_DYNVARS_124_01-------------------------#' SET @@GLOBAL.slow_launch_time=0; SELECT @@GLOBAL.slow_launch_time; @@GLOBAL.slow_launch_time 0 ** Connecting conn1 using username 'root' ** SELECT 1; 1 1 ** Switch to connection default and disconnect conn1 ** '#--------------------FN_DYNVARS_124_02-------------------------#' SET @@GLOBAL.slow_launch_time= 10000; SELECT @@GLOBAL.slow_launch_time; @@GLOBAL.slow_launch_time 10000 ** Connecting conn2 using username 'root' ** SELECT 1; 1 1 ** Switch to connection default and disconnect conn2 ** SET @@GLOBAL.slow_launch_time = @global_slow_launch_time;