Current Path : /home/usr.opt/mysql57/mysql-test/suite/sys_vars/r/ |
FreeBSD hs32.drive.ne.jp 9.1-RELEASE FreeBSD 9.1-RELEASE #1: Wed Jan 14 12:18:08 JST 2015 root@hs32.drive.ne.jp:/sys/amd64/compile/hs32 amd64 |
Current File : //home/usr.opt/mysql57/mysql-test/suite/sys_vars/r/back_log_basic.result |
select @@global.back_log; @@global.back_log 80 select @@session.back_log; ERROR HY000: Variable 'back_log' is a GLOBAL variable show global variables like 'back_log'; Variable_name Value back_log 80 show session variables like 'back_log'; Variable_name Value back_log 80 select * from information_schema.global_variables where variable_name='back_log'; VARIABLE_NAME VARIABLE_VALUE BACK_LOG 80 select * from information_schema.session_variables where variable_name='back_log'; VARIABLE_NAME VARIABLE_VALUE BACK_LOG 80 set global back_log=1; ERROR HY000: Variable 'back_log' is a read only variable set session back_log=1; ERROR HY000: Variable 'back_log' is a read only variable