Conceptual Schemas are Ontologies

Data Base:

(=> (Price ?sn ?mp)

(exists (?ap ?p)

(and (Auto-Part ?ap)

(Stock-No ?ap ?sn)

(Retail-Price ?ap Vendor1 ?p)

(Magnitude ?p US-Dollars ?mp))))

Conceptual Schema:

A conceptual schema specifies the intended meaning of vocabulary used in a data base

139 74.50140 77.60

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