| Server IP : 172.67.216.182 / Your IP : 162.158.106.34 Web Server : Apache System : Linux krdc-ubuntu-s-2vcpu-4gb-amd-blr1-01.localdomain 5.15.0-142-generic #152-Ubuntu SMP Mon May 19 10:54:31 UTC 2025 x86_64 User : www ( 1000) PHP Version : 7.4.33 Disable Function : passthru,exec,system,putenv,chroot,chgrp,chown,shell_exec,popen,proc_open,pcntl_exec,ini_alter,ini_restore,dl,openlog,syslog,readlink,symlink,popepassthru,pcntl_alarm,pcntl_fork,pcntl_waitpid,pcntl_wait,pcntl_wifexited,pcntl_wifstopped,pcntl_wifsignaled,pcntl_wifcontinued,pcntl_wexitstatus,pcntl_wtermsig,pcntl_wstopsig,pcntl_signal,pcntl_signal_dispatch,pcntl_get_last_error,pcntl_strerror,pcntl_sigprocmask,pcntl_sigwaitinfo,pcntl_sigtimedwait,pcntl_exec,pcntl_getpriority,pcntl_setpriority,imap_open,apache_setenv MySQL : OFF | cURL : ON | WGET : ON | Perl : ON | Python : OFF | Sudo : ON | Pkexec : ON Directory : /www/server/mysql/src/mysql-test/suite/sys_vars/r/ |
Upload File : |
SET @saved_value= @@GLOBAL.slave_preserve_commit_order; # # Verify it can be queried corrected in different ways. # SELECT @@GLOBAL.slave_preserve_commit_order; @@GLOBAL.slave_preserve_commit_order 0 SELECT VARIABLE_VALUE FROM INFORMATION_SCHEMA.GLOBAL_VARIABLES WHERE VARIABLE_NAME = 'slave_preserve_commit_order'; VARIABLE_VALUE OFF SHOW GLOBAL VARIABLES LIKE 'slave_preserve_commit_order'; Variable_name Value slave_preserve_commit_order OFF # # Verify it is not a session variable # SELECT @@SESSION.slave_preserve_commit_order; ERROR HY000: Variable 'slave_preserve_commit_order' is a GLOBAL variable SELECT VARIABLE_VALUE FROM INFORMATION_SCHEMA.SESSION_VARIABLES WHERE VARIABLE_NAME = 'slave_preserve_commit_order'; VARIABLE_VALUE OFF SHOW SESSION VARIABLES LIKE 'slave_preserve_commit_order'; Variable_name Value slave_preserve_commit_order OFF SET SESSION slave_preserve_commit_order= TRUE; ERROR HY000: Variable 'slave_preserve_commit_order' is a GLOBAL variable and should be set with SET GLOBAL SELECT @@global.slave_preserve_commit_order; @@global.slave_preserve_commit_order 0 # # Verify it can be set correctly # SET GLOBAL slave_preserve_commit_order= true; SELECT @@global.slave_preserve_commit_order; @@global.slave_preserve_commit_order 1 SELECT VARIABLE_VALUE FROM INFORMATION_SCHEMA.GLOBAL_VARIABLES WHERE VARIABLE_NAME = 'slave_preserve_commit_order'; VARIABLE_VALUE ON SET GLOBAL slave_preserve_commit_order= false; SELECT @@global.slave_preserve_commit_order; @@global.slave_preserve_commit_order 0 SET GLOBAL slave_preserve_commit_order= TRUE; SELECT @@global.slave_preserve_commit_order; @@global.slave_preserve_commit_order 1 SET GLOBAL slave_preserve_commit_order= FALSE; SELECT @@global.slave_preserve_commit_order; @@global.slave_preserve_commit_order 0 SET GLOBAL slave_preserve_commit_order= DEFAULT; SELECT @@global.slave_preserve_commit_order; @@global.slave_preserve_commit_order 0 # # It should throw an error when encountering invalid value # SET GLOBAL slave_preserve_commit_order= NULL; ERROR 42000: Variable 'slave_preserve_commit_order' can't be set to the value of 'NULL' SELECT @@global.slave_preserve_commit_order; @@global.slave_preserve_commit_order 0 SET GLOBAL slave_preserve_commit_order= ''; ERROR 42000: Variable 'slave_preserve_commit_order' can't be set to the value of '' SELECT @@global.slave_preserve_commit_order; @@global.slave_preserve_commit_order 0 SET GLOBAL slave_preserve_commit_order= 'GARBAGE'; ERROR 42000: Variable 'slave_preserve_commit_order' can't be set to the value of 'GARBAGE' SELECT @@global.slave_preserve_commit_order; @@global.slave_preserve_commit_order 0 SET GLOBAL slave_preserve_commit_order = @saved_value;