STS Adult CV Surgery National Database - Fall 2003 Executive Summary Contents

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STS Adult CV Surgery National Database - Fall 2003 Executive Summary Contents

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MyLifeBits has at its heart a SQL Server database that can store content and metadata for a variety of types, including contacts, documents, email, events, photos, songs, and video. Figure 2 illustrates the MyLifeBits schema. All captured entities that are exposed to the user are called “Items.” Each item has about 20 common attributes, registered in the _Items table. Items are of one or more types: the _Item- ItemSubtype table indicates the specific the type(s) of each item. _ItemSubTypes enumerates the valid types. For each item type (such as email message or image) there is an additional table for type-specific...

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