Fluent API 怎么做?我试过了,没有任何结果。问题是钥匙 - 相同的 PK 和 FK。
[Table("ViewWarehouseRequestCalculatedTotals")]
public class WarehouseRequestCalculatedTotals : Entity
{
[NotMapped]
public override int Id { get => WarehouseRequestId; set => WarehouseRequestId = value; }
[Key]
[ForeignKey("WarehouseRequest")]
public int WarehouseRequestId { get; set; }
public int Requested { get; set; }
public int Pending { get; set; }
public int Rejected { get; set; }
public int Approved { get; set; }
public int Skipped { get; set; }
public virtual WarehouseRequest WarehouseRequest { get; set; }
}
这是 WarehouseRequest 的实体
public class WarehouseRequest:Entity
{
public override int Id { get => WarehouseRequestId; set => WarehouseRequestId = value; }
public int WarehouseRequestId { get; set; }
public int? WarehouseRequestStatusId { get; set; }
public string? OrderNo { get; set; }
public string? AS400RequestNumber { get; set; }
public DateTime? DateRequested { get; set; }
public DateTime? DateCancel { get; set; }
public string? Division { get; set; }
public string? UserName { get; set; }
public List<WarehouseRequestItem>? Items { get; set; }
public WarehouseRequestCalculatedTotals? CalculatedTotals { get; set; }
public DateTime? DueDate { get; set; }
public string? Title { get; set; }
public bool? Urgent { get; set; }
public int? GroupingId { get; set; }
public int? Request { get; set; }
public int? Photographed { get; set; }
public int? Skipped { get; set; }
public List<int>? BrandsIds { get; set; }
public List<int>? CategoriesIds { get; set; }
public List<int>? SizesIds { get; set; }
public List<WarehouseRequestCalculatedTotals> WarehouseRequestCalculatedTotals { get; set; } = new List<WarehouseRequestCalculatedTotals>();
public List<WarehouseRequestItem> WarehouseRequestItems { get; set; } = new List<WarehouseRequestItem>();
}
我总是在运行/调试我的项目后恢复错误: “InvalidOperationException:无法确定由类型为‘WarehouseRequestCalculatedTotals’的导航‘WarehouseRequest.CalculatedTotals’表示的关系。手动配置关系,或者使用‘[NotMapped]’属性或使用‘EntityTypeBuilder.Ignore’忽略此属性。 OnModelCreating'.
我试过了,没有结果:
public void Configure(EntityTypeBuilder<WarehouseRequestCalculatedTotals> builder)
{
builder.ConfigureEntity();
builder.ToTable("ViewWarehouseRequestCalculatedTotals");
builder.HasKey(x => x.WarehouseRequestId);
builder.HasOne(e => e.WarehouseRequest).WithOne(e => e.CalculatedTotals).HasForeignKey<WarehouseRequest>(e=>e.WarehouseRequestId);
}