| Server IP : 104.21.38.3 / Your IP : 162.158.88.96 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_global_value = @@global.net_buffer_length; SET @@global.net_buffer_length = DEFAULT; '#--------------------FN_DYNVARS_109_01-------------------------#' SET @@global.net_buffer_length = 10000; Warnings: Warning 1292 Truncated incorrect net_buffer_length value: '10000' SET @@global.net_buffer_length = DEFAULT; SELECT @@global.net_buffer_length; @@global.net_buffer_length 16384 SET @@session.net_buffer_length = 20000; ERROR HY000: SESSION variable 'net_buffer_length' is read-only. Use SET GLOBAL to assign the value SET @@session.net_buffer_length = DEFAULT; ERROR HY000: SESSION variable 'net_buffer_length' is read-only. Use SET GLOBAL to assign the value SELECT @@session.net_buffer_length; @@session.net_buffer_length 16384 '#--------------------FN_DYNVARS_109_02-------------------------#' SET @@global.net_buffer_length = DEFAULT; SELECT @@global.net_buffer_length = 16384; @@global.net_buffer_length = 16384 1 '#--------------------FN_DYNVARS_109_03-------------------------#' SET @@global.net_buffer_length = 1024; SELECT @@global.net_buffer_length; @@global.net_buffer_length 1024 SET @@global.net_buffer_length = 1025; Warnings: Warning 1292 Truncated incorrect net_buffer_length value: '1025' SELECT @@global.net_buffer_length; @@global.net_buffer_length 1024 SET @@global.net_buffer_length = 1048576; SELECT @@global.net_buffer_length; @@global.net_buffer_length 1048576 SET @@global.net_buffer_length = 1048575; Warnings: Warning 1292 Truncated incorrect net_buffer_length value: '1048575' SELECT @@global.net_buffer_length; @@global.net_buffer_length 1047552 SET @@global.net_buffer_length = 65535; Warnings: Warning 1292 Truncated incorrect net_buffer_length value: '65535' SELECT @@global.net_buffer_length; @@global.net_buffer_length 64512 '#--------------------FN_DYNVARS_109_04-------------------------#' '#------------------FN_DYNVARS_109_05-----------------------#' SET @@global.net_buffer_length = 0; Warnings: Warning 1292 Truncated incorrect net_buffer_length value: '0' SELECT @@global.net_buffer_length; @@global.net_buffer_length 1024 SET @@global.net_buffer_length = -1024; Warnings: Warning 1292 Truncated incorrect net_buffer_length value: '-1024' SELECT @@global.net_buffer_length; @@global.net_buffer_length 1024 SET @@global.net_buffer_length = 1023; Warnings: Warning 1292 Truncated incorrect net_buffer_length value: '1023' SELECT @@global.net_buffer_length; @@global.net_buffer_length 1024 SET @@global.net_buffer_length = 1048577; Warnings: Warning 1292 Truncated incorrect net_buffer_length value: '1048577' SELECT @@global.net_buffer_length; @@global.net_buffer_length 1048576 SET @@global.net_buffer_length = 104857633; Warnings: Warning 1292 Truncated incorrect net_buffer_length value: '104857633' SELECT @@global.net_buffer_length; @@global.net_buffer_length 1048576 SET @@global.net_buffer_length = 65530.34; ERROR 42000: Incorrect argument type to variable 'net_buffer_length' SELECT @@global.net_buffer_length; @@global.net_buffer_length 1048576 SET @@global.net_buffer_length = test; ERROR 42000: Incorrect argument type to variable 'net_buffer_length' SELECT @@global.net_buffer_length; @@global.net_buffer_length 1048576 SET @@global.net_buffer_length = ' '; ERROR 42000: Incorrect argument type to variable 'net_buffer_length' SELECT @@global.net_buffer_length; @@global.net_buffer_length 1048576 SET @@session.net_buffer_length = test; ERROR 42000: Incorrect argument type to variable 'net_buffer_length' SELECT @@session.net_buffer_length; @@session.net_buffer_length 16384 '#------------------FN_DYNVARS_109_06-----------------------#' SELECT @@global.net_buffer_length = VARIABLE_VALUE FROM INFORMATION_SCHEMA.GLOBAL_VARIABLES WHERE VARIABLE_NAME='net_buffer_length'; @@global.net_buffer_length = VARIABLE_VALUE 1 '#------------------FN_DYNVARS_109_07-----------------------#' SELECT @@session.net_buffer_length = VARIABLE_VALUE FROM INFORMATION_SCHEMA.SESSION_VARIABLES WHERE VARIABLE_NAME='net_buffer_length'; @@session.net_buffer_length = VARIABLE_VALUE 1 '#------------------FN_DYNVARS_109_08-----------------------#' SET @@global.net_buffer_length = TRUE; Warnings: Warning 1292 Truncated incorrect net_buffer_length value: '1' SELECT @@global.net_buffer_length; @@global.net_buffer_length 1024 SET @@global.net_buffer_length = FALSE; Warnings: Warning 1292 Truncated incorrect net_buffer_length value: '0' SELECT @@global.net_buffer_length; @@global.net_buffer_length 1024 '#---------------------FN_DYNVARS_109_09----------------------#' SET @@global.net_buffer_length = 2048; SELECT @@net_buffer_length = @@global.net_buffer_length; @@net_buffer_length = @@global.net_buffer_length 0 '#---------------------FN_DYNVARS_109_10----------------------#' '#---------------------FN_DYNVARS_109_11----------------------#' SELECT @@net_buffer_length; @@net_buffer_length 16384 SELECT local.net_buffer_length; ERROR 42S02: Unknown table 'local' in field list SELECT session.net_buffer_length; ERROR 42S02: Unknown table 'session' in field list SELECT net_buffer_length = @@session.net_buffer_length; ERROR 42S22: Unknown column 'net_buffer_length' in 'field list' SET @@global.net_buffer_length = @start_global_value;