SET @start_value= @@global.log_slow_slave_statements; SET @@global.log_slow_slave_statements= DEFAULT; SELECT @@global.log_slow_slave_statements; @@global.log_slow_slave_statements 0 SET @@global.log_slow_slave_statements= TRUE; SELECT @@global.log_slow_slave_statements; @@global.log_slow_slave_statements 1 SET @@global.log_slow_slave_statements= true; SELECT @@global.log_slow_slave_statements; @@global.log_slow_slave_statements 1 SET @@global.log_slow_slave_statements= 0; SELECT @@global.log_slow_slave_statements; @@global.log_slow_slave_statements 0 SET @@global.log_slow_slave_statements= 1; SELECT @@global.log_slow_slave_statements; @@global.log_slow_slave_statements 1 SET @goodvar= TRUE; SET @@global.log_slow_slave_statements= @goodvar; SELECT @@global.log_slow_slave_statements; @@global.log_slow_slave_statements 1 SET GLOBAL log_slow_slave_statements= DEFAULT; SELECT @@global.log_slow_slave_statements; @@global.log_slow_slave_statements 0 SET GLOBAL log_slow_slave_statements= ON; SELECT @@global.log_slow_slave_statements; @@global.log_slow_slave_statements 1 SET GLOBAL log_slow_slave_statements= OFF; SELECT @@global.log_slow_slave_statements; @@global.log_slow_slave_statements 0 SET GLOBAL log_slow_slave_statements= -0; SELECT @@global.log_slow_slave_statements; @@global.log_slow_slave_statements 0 SET GLOBAL log_slow_slave_statements= 0.00; ERROR 42000: Incorrect argument type to variable 'log_slow_slave_statements' SET GLOBAL log_slow_slave_statements= +0; SELECT @@global.log_slow_slave_statements; @@global.log_slow_slave_statements 0 SET @@global.log_slow_slave_statements= 'DEFAULT'; ERROR 42000: Variable 'log_slow_slave_statements' can't be set to the value of 'DEFAULT' SET @@global.log_slow_slave_statements= 'true'; ERROR 42000: Variable 'log_slow_slave_statements' can't be set to the value of 'true' SET @@global.log_slow_slave_statements= BLABLA; ERROR 42000: Variable 'log_slow_slave_statements' can't be set to the value of 'BLABLA' SET @@global.log_slow_slave_statements= 25; ERROR 42000: Variable 'log_slow_slave_statements' can't be set to the value of '25' SET GLOBAL log_slow_slave_statements= -1; ERROR 42000: Variable 'log_slow_slave_statements' can't be set to the value of '-1' SET @badvar= 'true'; SET @@global.log_slow_slave_statements= @badvar; ERROR 42000: Variable 'log_slow_slave_statements' can't be set to the value of 'true' SET GLOBAL log_slow_slave_statements= 'DEFAULT'; ERROR 42000: Variable 'log_slow_slave_statements' can't be set to the value of 'DEFAULT' SET log_slow_slave_statements= TRUE; ERROR HY000: Variable 'log_slow_slave_statements' is a GLOBAL variable and should be set with SET GLOBAL SET SESSION log_slow_slave_statements= TRUE; ERROR HY000: Variable 'log_slow_slave_statements' is a GLOBAL variable and should be set with SET GLOBAL SET @@session.log_slow_slave_statements= TRUE; ERROR HY000: Variable 'log_slow_slave_statements' is a GLOBAL variable and should be set with SET GLOBAL SET LOCAL log_slow_slave_statements= TRUE; ERROR HY000: Variable 'log_slow_slave_statements' is a GLOBAL variable and should be set with SET GLOBAL SET @@global log_slow_slave_statements= TRUE; ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near 'log_slow_slave_statements= TRUE' at line 1 SET @@SESSION log_slow_slave_statements= TRUE; ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near 'log_slow_slave_statements= TRUE' at line 1 SET @@global.log_slow_slave_statements= @start_value;