Part II : Reverse Engineering of Legacy Databases: SemanticWrapper Knowledge Base Tool Demonstration
In this part of our presentation, we demonstrate Semantic Wrapper, an open middleware system that provides semantic views of  legacy relational databases. We first show how to use our reverse engineering tool, KDBTools, to load a relational schema from the relational database into the knowledge base and to automatically create a semantic schema. The DBA is then allowed to create a more complex semantic schema.

The following is the default semantic schema that KDBTools created based on the relational schema of the underlying relational database, a University database.
 

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