Relationship to the AssetFeatureHist table, used to find the assetfeature history record for a given assetfeature (assetfeaturehist.assetfeatureid=assetfeature.assetfeatureid and assetfeaturehist.enddate is null). The resulting set will contain zero or one object.
Razmerje do tabele AssetFeatureHist, uporabljeno za iskanje zapisa zgodovine assetfeature dane assetfeature (assetfeaturehist.assetfeatureid=assetfeature.assetfeatureid and assetfeaturehist.enddate is null). Nabor rezultatov bo vseboval nič objektov ali enega samega.