修改库:ALTER DATABASE database_name CHARACTER SET=utf8mb4 COLLATE=utf8mb4_unicode_ci;修改表:ALTER TABLE table_name CONVERT TO CHARACTER SET utf8mb4 COLLATE utf8mb4_unicode_ci;修改一列:ALTER TABLE table_name CHANGE column_...
这个时候只要在localhost的那台电脑,登入mysql后,更改"mysql"数据库里的"user"表里的"host"项,从"localhost"改称"%"mysql-u root-pvmwaremysql>use mysql;mysql>update user set host='%' where user='root';mysql>select host,user ...