Hi my mvc class include Data Annotation [Index] but After updating the visual studio, my [Index] Data Annotation not working and not working unique.
How i am fixed that code ?
public class MaterialSupplier
{
public int MaterialSupplierID { get; set; }
[Index("IX_MaterialSupplier", 1, IsUnique = true)]
public int MaterialID { get; set; }
[Index("IX_MaterialSupplier", 2, IsUnique = true)]
public int SupplierID { get; set; }
[Required]
public decimal UnitPrice { get; set; }
[DefaultValue(0)]
public bool IsDeleted { get; set; }
public virtual Material Material { get; set; }
public virtual Supplier Supplier { get; set; }
public virtual ICollection<MaterialOrderDetail> MaterialOrderDetails { get; set; }
}