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Guru's Guide to SQL Server Architecture and Internals, The by Ken Henderson

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Partitioned Views

Simply put, a partitioned view is a view that unions tables together that serve as partitions—or sections—of a larger set of data. For example, a partitioned view over the activity on a Web site might union together separate tables for each month of the year. Each of these tables would store the activity data for a particular month. By unioning them together, the partitioned view would allow them to be treated as a single table while still keeping their sizes manageable.

There are two types of partitioned views—local partitioned views (LPVs) and distributed partitioned views (DPVs). An LPV is a view in which all the underlying tables reside on the same SQL Server instance. A DPV is a view in which they live on separate instances. ...

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