Application Code

Database applications include more than just a database and query engine; they also include some application code, in an application environment, that performs some analysis on or displays some information from the database. The only access the application has to the database is through the query interface, as shown in Figure 4.1.

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FIGURE 4.1 Application architecture for a database application.

An RDF application has a similar architecture, but it includes the RDF parser and serializer, converters, the RDF merge functionality, and the RDF query engine. These capabilities interact with the application itself and the RDF store as ...

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