Polyhierarchy in Taxonomies

A defining characteristic of taxonomies is that terms/concepts are arranged in broader-narrower hierarchies, which may resemble tree structures. A limited number of top concepts each have narrower concepts, which in turn may have narrower concepts, etc., and the narrowest concepts at the bottom of the hierarchy are sometimes referred to…

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Polyhierarchy in the SharePoint Term Store

Last year I had the opportunity to create some taxonomy in the SharePoint Term Store (also called Managed Metadata), and while I am pleased that hierarchical taxonomies are supported in this widely used platform, I had some concerns about the support of polyhierarchy, as information about this capability is inconsistent.…

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