我有一个DbContext类
abstract public class CostCenter
{
[Key]
[DatabaseGenerated(DatabaseGeneratedOption.Identity)]
abstract public Guid ID
{
get;
set;
}
abstract public string CostCenterName
{
get;
set;
}
}
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但我无法运行add-migration和update-database命令,它给我错误,请注意,这里需要抽象类,