Server IP : 172.67.216.182 / Your IP : 172.69.165.19 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/t/ |
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--source include/not_embedded.inc let $var= slave_parallel_workers; eval set @save.$var= @@global.$var; # # exists as global only # --error ER_INCORRECT_GLOBAL_LOCAL_VAR eval select @@session.$var; --disable_warnings select variable_name from information_schema.global_variables where variable_name='$var'; select variable_name from information_schema.session_variables where variable_name='$var'; --enable_warnings # # show that it's writable # let $value= 0; eval set @@global.$var= $value; eval select @@global.$var; # # incorrect types # --error ER_WRONG_TYPE_FOR_VAR eval set @@global.$var= 1.1; --error ER_WRONG_TYPE_FOR_VAR eval set @@global.$var= "foo"; # # min/max values # eval set @@global.$var= 0; eval set @@global.$var= cast(-1 as unsigned int); eval select @@global.$var as "truncated to the maximum"; # cleanup eval set @@global.$var= @save.$var;