How to change ft_min_word_len variable Normally it is not recommended to change variables that control MySQL fulltext index behaviour (such as ft_min_word_len or ft_max_word_len) but if you really need to...
MySQL config file would usually be found on Windows under C:\Windows\my.ini and on Linux under /etc/my.cnf Edit the file and add
[mysqld]
ft_min_word_len = 3
The default value is ...