[PXDBInt]
[PXDefault(TypeCode.DBNull, "", PersistingCheck=PXPersistingCheck.Nothing)]
[PXUIField(DisplayName="Nullable Int")]

#region CurrentConfigRevision
    public abstract class currentConfigRevision : PX.Data.IBqlField
    {
    }
    protected int? _CurrentConfigRevision;
    [PXDBInt]
    [PXUIField(DisplayName="Current Revision")]
    public virtual int? CurrentConfigRevision
    {
        get
        {
            return this._CurrentConfigRevision;
        }
        set
        {
            this._CurrentConfigRevision = value;
        }
    }
    #endregion

<px:PXNumberEdit runat="server" ID="edUsrCapacity" DataField="UsrCapacity"
DisplayFormat="n0" MaxLength="6" AllowNull="True" />


    [PXDBInt(MinValue = 1, MaxValue = 999999)]
    [PXUIField(DisplayName = Messages.FsEquipment.Capacity)]
    public virtual int? UsrCapacity
    {
        get;
        set;
    }

    public abstract class usrCapacity : BqlInt.Field<usrCapacity>
    {
    }