Here is how its done for anybody else with the same query. Adding the required Feature Layer and Related Data Table to a WebMap Clicking the Analysis tab, select Join Features Add the Feature Layer as the target layer Add the Related Data Table as the join Choose fields to match (in most cases this will be the 'Global ID' and the 'Asset GUID' fields) Join One to One Define which record is kept, order by EditDate, Newest Select 'Create results as Feature Layer hosted' #FeatureLayerView #JoinFeatures
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