/1449-The user specified as a definer ('root'@'%') does not exist/
grant all privileges on 星.星 to root@"%" identified by ".";
flush privileges;
出现问题的原因:
MySQL 5.7.5及以上功能依赖检测功能。如果启用了ONLY_FULL_GROUP_BY SQL模式(默认情况下),MySQL将拒绝选择列表,HAVING条件或ORDER BY列表的查询引用在GROUP BY子句中既未命名的非集合列,也不在功能上依赖于它们。(5.7.5之前,MySQL没有检测到功能依赖关系,默认情况下不启用ONLY_FULL_GROUP_BY
select version(), @@sql_mode;
SET sql_mode=(SELECT REPLACE(@@sql_mode,'ONLY_FULL_GROUP_BY',''));
update user set host = '%' where host = 'localhost' and user = 'root';
flush privileges;
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