/ doc / toc / ARCQuery / Class / MemberEntityKey / __TOCDet / Description

Description

Edit keys at this level only

= Can find value for entity which is member of entity being queried.0x000D0x000A0x000D0x000AWorks when either:0x000D0x000A1) Member key is strongly defined in a schema for the member key (there must exist a -PK- for the member key).0x000D0x000A2) Member key is a -EntityMethodKey-.0x000D0x000A0x000D0x000ANote: 2) was added on 3 Jan 2022.0x000D0x000AIt is useful only in more obscure scenarios, because having an EntityMethodKey return an 'Entity' (like 'Customer' or 'Order') is normally superfluous, because that is exactly the purpose of -ForeignKey-.0x000D0x000AIf however ForeignKey is not usable in a specific scenario (that is, if it is not able to automatically deduce which foreign entity is desired), this might come in handy.0x000D0x000A0x000D0x000AExample (from AgoRapide documentation): -DocFrag- contains -Attribute- which itself is an entity.0x000D0x000AThis key (-MemberEntityKey-) then enables queries like 'DocFrag/SELECT Attribute.MethodSignature'.0x000D0x000A0x000D0x000AThe key may be chained, that is, it can find value for member of member and so on.0x000D0x000A0x000D0x000ASee also -ForeignKey-.0x000D0x000A0x000D0x000ANOTE: As of Mar 2021 quite new and untested. See TODO about parsing below.

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

Generated 2026-03-15 15:31:32.680 UTC