EF Table 'XXX.__migrationhistory' doesn't exist

使用mysql数据库

手动创建表：

create table `__migrationhistory` (
 `migrationid` varchar (128) not null,
 `contextkey` varchar (200) not null,
 `model` longblob not null,
 `productversion` varchar (32) not null,
 primary key (`migrationid`, `contextkey`)
)