| Server IP : 45.40.142.9 / Your IP : 216.73.216.250 Web Server : Apache System : Linux s45-40-142-9.secureserver.net 2.6.32-754.35.1.el6.x86_64 #1 SMP Sat Nov 7 12:42:14 UTC 2020 x86_64 User : bayspec ( 506) PHP Version : 5.6.40 Disable Function : NONE MySQL : ON | cURL : ON | WGET : ON | Perl : ON | Python : ON | Sudo : ON | Pkexec : ON Directory : /usr/share/mysql-test/suite/sys_vars/r/ |
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set session debug="L"; select @@global.debug="1"; @@global.debug="1" 0 select @@session.debug; @@session.debug L show global variables like 'debug'; Variable_name Value debug # show session variables like 'debug'; Variable_name Value debug L select * from information_schema.global_variables where variable_name="debug"; VARIABLE_NAME VARIABLE_VALUE DEBUG # select * from information_schema.session_variables where variable_name="debug"; VARIABLE_NAME VARIABLE_VALUE DEBUG L set @@global.debug=1; ERROR 42000: Incorrect argument type to variable 'debug' set @@global.debug=1.1; ERROR 42000: Incorrect argument type to variable 'debug' set @@global.debug=1e1; ERROR 42000: Incorrect argument type to variable 'debug'