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Niemi, Timo; Jarvelin, Kalervo – Information Processing & Management, 1995
Discusses a user interface that simplifies NF Squared (non-first-normal-form) relational query formulation in which query specification remains compact and straightforward. This interface allows for nesting and general hierarchical structures and restructuring which provides for more effective retrieval and query formulation. (Author/JKP)
Descriptors: Computer Interfaces, Computer Software Development, Computer System Design, Information Processing