1SET @start_value= @@global.log_syslog_include_pid;
2SET @@global.log_syslog_include_pid= DEFAULT;
3SELECT @@global.log_syslog_include_pid;
4@@global.log_syslog_include_pid
51
6SET @@global.log_syslog_include_pid= 0;
7SELECT @@global.log_syslog_include_pid;
8@@global.log_syslog_include_pid
90
10SET @@global.log_syslog_include_pid= 1;
11SELECT @@global.log_syslog_include_pid;
12@@global.log_syslog_include_pid
131
14SET @@global.log_syslog_include_pid= ON;
15SELECT @@global.log_syslog_include_pid;
16@@global.log_syslog_include_pid
171
18SET @@global.log_syslog_include_pid= OFF;
19SELECT @@global.log_syslog_include_pid;
20@@global.log_syslog_include_pid
210
22SET @@global.log_syslog_include_pid= 9;
23ERROR 42000: Variable 'log_syslog_include_pid' can't be set to the value of '9'
24SELECT @@global.log_syslog_include_pid;
25@@global.log_syslog_include_pid
260
27SET GLOBAL log_syslog_include_pid= 0.01;
28ERROR 42000: Incorrect argument type to variable 'log_syslog_include_pid'
29SET SESSION log_syslog_include_pid= 0;
30ERROR HY000: Variable 'log_syslog_include_pid' is a GLOBAL variable and should be set with SET GLOBAL
31SET LOCAL log_syslog_include_pid= 0;
32ERROR HY000: Variable 'log_syslog_include_pid' is a GLOBAL variable and should be set with SET GLOBAL
33SET @@global.log_syslog_include_pid= @start_value;
34