1#
2# only global
3#
4select @@global.ft_min_word_len;
5--error ER_INCORRECT_GLOBAL_LOCAL_VAR
6select @@session.ft_min_word_len;
7show global variables like 'ft_min_word_len';
8show session variables like 'ft_min_word_len';
9select * from information_schema.global_variables where variable_name='ft_min_word_len';
10select * from information_schema.session_variables where variable_name='ft_min_word_len';
11
12#
13# show that it's read-only
14#
15--error ER_INCORRECT_GLOBAL_LOCAL_VAR
16set global ft_min_word_len=1;
17--error ER_INCORRECT_GLOBAL_LOCAL_VAR
18set session ft_min_word_len=1;
19
20