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SQL Server:查询分层和引用的数据

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I'm working on an asset database that has a hierarchy. Also, there is a "ReferenceAsset" table, that effectively points back to an asset. The Reference Asset basically functions as an override, but it is selected as if it were a unique, new asset. One of the overrides that gets set, is the parent_id.I'm working on an asset database that has a hie




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