Relationship to the LocHierarchy table, used to find whether or not the child location entered already has a prent in the system. (locchierarchy.location = locchierarchy.location and lochierarchy.systemid = locchierarchy.systemid and lochierarchy.parent is not null). The resulting set will contain zero or more objects. A child location can have only one parent if the system is hierarchical. Attempting to make a child node point to multiple parents is not allowed in a hierachical system.
Razmerje do tabele LocHierarchy, uporabljeno za preverjanje ali vnesena podrejena lokacija že ima nadrejenega v sistemu. (locchierarchy.location = locchierarchy.location and lochierarchy.systemid = locchierarchy.systemid and lochierarchy.parent is not null). Nabor rezultatov bo vseboval nič ali več objektov. Podrejena lokacija lahko ima samo eno nadrejeno, če je sistem hierarhičen. V hierarhičnem sistemu ni dovoljeno s kazalci poskušati povezati eno podrejeno vozlišče z več nadrejenimi.