Choosing a Database Query Language
55 Pages Posted: 31 Oct 2008
Date Written: April 1984
Abstract
A methodology is presented for selecting query languages suitable forcertain user types. The method is based on a trend model of querylanguage development on the dimensions of functional capabilities andusability. Expected developments are exemplified by the descriptionof "second generation� database query languages. From the trend modelare derived: a classification scheme for query languages; acriterion hierarchy for query language evaluation; a comprehensiveclassification scheme of query language users and their requirements;and recommendations for allocating language classes to user types.The method integrates the results of existing human factors studiesand provides a structured framework for future research.
Keywords: Query Languages, databases, human factors, language evaluation, user classification
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