1
select @@global.named_pipe;
4
select @@session.named_pipe;
5
ERROR HY000: Variable 'named_pipe' is a GLOBAL variable
6
show global variables like 'named_pipe';
9
show session variables like 'named_pipe';
12
select * from information_schema.global_variables where variable_name='named_pipe';
13
VARIABLE_NAME VARIABLE_VALUE
15
select * from information_schema.session_variables where variable_name='named_pipe';
16
VARIABLE_NAME VARIABLE_VALUE
18
set global named_pipe=1;
19
ERROR HY000: Variable 'named_pipe' is a read only variable
20
set session named_pipe=1;
21
ERROR HY000: Variable 'named_pipe' is a read only variable