include/master-slave.inc
[connection master]
connection slave;
select @@global.relay_log_basename;
@@global.relay_log_basename
REPLACED
select @@session.relay_log_basename;
ERROR HY000: Variable 'relay_log_basename' is a GLOBAL variable
show global variables like 'relay_log_basename';
Variable_name	Value
relay_log_basename	REPLACED
show session variables like 'relay_log_basename';
Variable_name	Value
relay_log_basename	REPLACED
select * from information_schema.global_variables where variable_name='relay_log_basename';
VARIABLE_NAME	VARIABLE_VALUE
RELAY_LOG_BASENAME	REPLACED
select * from information_schema.session_variables where variable_name='relay_log_basename';
VARIABLE_NAME	VARIABLE_VALUE
RELAY_LOG_BASENAME	REPLACED
set global relay_log_basename=1;
ERROR HY000: Variable 'relay_log_basename' is a read only variable
set session relay_log_basename=1;
ERROR HY000: Variable 'relay_log_basename' is a read only variable
include/rpl_end.inc