| Server IP : 172.67.216.182 / Your IP : 172.70.92.242 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/ |
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SET @start_session_value = @@session.unique_checks; SELECT @start_session_value; @start_session_value 1 '#--------------------FN_DYNVARS_005_01-------------------------#' SET @@session.unique_checks= 1; SET @@session.unique_checks= DEFAULT; SELECT @@session.unique_checks; @@session.unique_checks 0 '#--------------------FN_DYNVARS_005_04-------------------------#' SET @@session.unique_checks =1; SELECT @@session.unique_checks; @@session.unique_checks 1 SET @@session.unique_checks = 0; SELECT @@session.unique_checks; @@session.unique_checks 0 SET @@session.unique_checks = True; SELECT @@session.unique_checks; @@session.unique_checks 1 SET @@session.unique_checks = False; SELECT @@session.unique_checks; @@session.unique_checks 0 SET @@session.unique_checks = "ON"; SELECT @@session.unique_checks; @@session.unique_checks 1 SET @@session.unique_checks = "OFF"; SELECT @@session.unique_checks; @@session.unique_checks 0 '#------------------FN_DYNVARS_005_05-----------------------#' SET @@session.unique_checks = 'No'; ERROR 42000: Variable 'unique_checks' can't be set to the value of 'No' SET @@session.unique_checks = "yes"; ERROR 42000: Variable 'unique_checks' can't be set to the value of 'yes' SET @@session.unique_checks = yes; ERROR 42000: Variable 'unique_checks' can't be set to the value of 'yes' SET @@session.unique_checks = NO; ERROR 42000: Variable 'unique_checks' can't be set to the value of 'NO' SET @@session.unique_checks = "True"; ERROR 42000: Variable 'unique_checks' can't be set to the value of 'True' SET @@session.unique_checks = "False"; ERROR 42000: Variable 'unique_checks' can't be set to the value of 'False' SET @@session.unique_checks = "Test"; ERROR 42000: Variable 'unique_checks' can't be set to the value of 'Test' SET @@session.unique_checks = 'test'; ERROR 42000: Variable 'unique_checks' can't be set to the value of 'test' SET @@session.unique_checks = 123456789031; ERROR 42000: Variable 'unique_checks' can't be set to the value of '123456789031' '#------------------FN_DYNVARS_005_07-----------------------#' SELECT IF(@@session.unique_checks, "ON", "OFF") = VARIABLE_VALUE FROM INFORMATION_SCHEMA.SESSION_VARIABLES WHERE VARIABLE_NAME='unique_checks'; IF(@@session.unique_checks, "ON", "OFF") = VARIABLE_VALUE 1 '#---------------------FN_DYNVARS_001_08----------------------#' SET @@unique_checks = 1; SELECT @@unique_checks = @@local.unique_checks; @@unique_checks = @@local.unique_checks 1 SELECT @@local.unique_checks = @@session.unique_checks; @@local.unique_checks = @@session.unique_checks 1 '#---------------------FN_DYNVARS_001_09----------------------#' SET unique_checks = 1027; ERROR 42000: Variable 'unique_checks' can't be set to the value of '1027' SELECT @@unique_checks; @@unique_checks 1 SELECT local.unique_checks; ERROR 42S02: Unknown table 'local' in field list SELECT session.unique_checks; ERROR 42S02: Unknown table 'session' in field list SELECT unique_checks = @@session.unique_checks; ERROR 42S22: Unknown column 'unique_checks' in 'field list' SET @@session.unique_checks = @start_session_value; SELECT @@session.unique_checks; @@session.unique_checks 1