Page 67 Concepts and similar pages

Concepts

Similarity Concept
Data model
Hierarchical data model
Network data model
Relational data model
Data independence
CODASYL
Domains
Operational information retrieval
Information retrieval definition
Experimental information retrieval

Similar pages

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68 are linked into a network in which any given link between two items exists because it satisfies some condition on the attributes of those items,for example,they share an attribute ...The whole field of data base structures is still very much in a state of flux ...Lurking in the background of any discussion of file structures nowadays is always the question whether data base technology will overtake all ...A language for describing file structures Like all subjects in computer science the terminology of file structures has evolved higgledy piggledy without much concern for consistency,ambiguity,or whether it was possible to make the kind of distinctions that were important ...