/ doc / DocFrag / ARCCore.PP.Invalid / Attribute

Attribute

Edit keys at this level only

Edit keys at all sub levels.
NOTE: Edits are always additive. Use 'Invalid' in order to delete keys.

Description = Timestamp when property was invalidated / 'deleted'.0x000D0x000A0x000D0x000ANot necessary to use when a property with a given key is simply replaced by a new property (but with the same key), but because of -NoRealDeletion-, there has to be a mechanism which can at least simulate deletion of data.0x000D0x000A0x000D0x000ATOOD: Decide about how to do invalidation of invalid (making possible to recreate a key again).0x000D0x000A
LongDescription = See also -IsValid- and -DataRetention-.0x000D0x000A0x000D0x000AWhen received over -PropertyStream- -TryStore- will usually delete the actual object from its object storage.0x000D0x000Abut keep the information about when it was invalidated and by whoom.\r0x000ANote importance of ordering, for instance for the following sequence:0x000D0x000A  Customer/42/FirstName = John0x000D0x000A  Customer/42/FirstName/Invalid = 2020-03-200x000D0x000A  Customer/42/FirstName/IId = Agent/420x000D0x000AThe second line will delete the value of the key 'FirstName' but the third line will store key 'FirstName/IId' as a key.0x000D0x000A0x000D0x000AFor the following sequence:0x000D0x000A  Customer/42/FirstName = John0x000D0x000A  Customer/42/LastName = Smith0x000D0x000A  Customer/42/Invalid = 2020-03-200x000D0x000Athe third line will delete all values of the key 'Customer/42'
PKTypeAttribute/BoilerplateCodeProperties = // Autogenerated boilerplate code. Paste into your class as needed.0x000D0x000Apublic DateTime Invalid0x007B0x000D0x000A  get =0x003E IP.GetPV0x003CDateTime0x003E(PP.Invalid)0x003B0x000D0x000A  set =0x003E IP.SetPV(PP.Invalid, value)0x003B0x000D0x000A0x007D0x000D0x000Apublic AddInvalid(DateTime invalid) =0x003E IP.AddPV(PP.Invalid, invalid)0x003B0x000D0x000Apublic DateTime? GetInvalid() =0x003E TryGetInvalid(out var retval) ? retval : null0x003B0x000D0x000Apublic DateTime GetInvalid(DateTime defaultValue) =0x003E TryGetInvalid(out var retval) ? retval : defaultValue0x003B0x000D0x000Apublic bool TryGetInvalid(out DateTime invalid) =0x003E IP.TryGetPV(PP.Invalid, out invalid)0x003B0x000D0x000A0x000D0x000A0x000D0x000A
PKTypeAttribute/Cardinality = HistoryOnly
PKTypeAttribute/Description = Timestamp when property was invalidated / 'deleted'.0x000D0x000A0x000D0x000ANot necessary to use when a property with a given key is simply replaced by a new property (but with the same key), but because of -NoRealDeletion-, there has to be a mechanism which can at least simulate deletion of data.0x000D0x000A0x000D0x000ATOOD: Decide about how to do invalidation of invalid (making possible to recreate a key again).0x000D0x000A
PKTypeAttribute/EnumMember = Invalid
PKTypeAttribute/EnumType = PP
PKTypeAttribute/IsObligatory = False
PKTypeAttribute/LongDescription = See also -IsValid- and -DataRetention-.0x000D0x000A0x000D0x000AWhen received over -PropertyStream- -TryStore- will usually delete the actual object from its object storage.0x000D0x000Abut keep the information about when it was invalidated and by whoom.\r0x000ANote importance of ordering, for instance for the following sequence:0x000D0x000A  Customer/42/FirstName = John0x000D0x000A  Customer/42/FirstName/Invalid = 2020-03-200x000D0x000A  Customer/42/FirstName/IId = Agent/420x000D0x000AThe second line will delete the value of the key 'FirstName' but the third line will store key 'FirstName/IId' as a key.0x000D0x000A0x000D0x000AFor the following sequence:0x000D0x000A  Customer/42/FirstName = John0x000D0x000A  Customer/42/LastName = Smith0x000D0x000A  Customer/42/Invalid = 2020-03-200x000D0x000Athe third line will delete all values of the key 'Customer/42'
PKTypeAttribute/Type = DateTime

Edit single sub keys only: Description / LongDescription / PKTypeAttribute

Generated 2025-06-30 17:49:01.185 UTC