一、查看编码
SHOW VARIABLES LIKE '%set%';
二、将编码设置为UTF-8
SET character_set_client = utf8; SET character_set_connection = utf8; SET character_set_database = utf8; SET character_set_database = utf8; SET character_set_results = utf8; SET character_set_server = utf8; SET character_set_system = utf8;