Edit File: thread_stack_basic.result
select @@global.thread_stack; @@global.thread_stack 262144 select @@session.thread_stack; ERROR HY000: Variable 'thread_stack' is a GLOBAL variable show global variables like 'thread_stack'; Variable_name Value thread_stack 262144 show session variables like 'thread_stack'; Variable_name Value thread_stack 262144 select * from information_schema.global_variables where variable_name='thread_stack'; VARIABLE_NAME VARIABLE_VALUE THREAD_STACK 262144 select * from information_schema.session_variables where variable_name='thread_stack'; VARIABLE_NAME VARIABLE_VALUE THREAD_STACK 262144 set global thread_stack=1; ERROR HY000: Variable 'thread_stack' is a read only variable set session thread_stack=1; ERROR HY000: Variable 'thread_stack' is a read only variable