check
show variables like '%char%';
console
SET character_set_client='utf8'; SET character_set_connection='utf8'; SET character_set_results='utf8';
my.cnf
[mysql] default-character-set=utf8
check
show variables like '%char%';
console
SET character_set_client='utf8'; SET character_set_connection='utf8'; SET character_set_results='utf8';
my.cnf
[mysql] default-character-set=utf8