Monotonically improving approximate answers to relational algebra queries
By: by Kenneth P. Smith, J.W.S. Liu.
Contributors: Liu, Jane W. S.; United States. National Aeronautics and Space Administration.
Series: NASA contractor report -- NASA CR-184874.
Publisher: National Aeronautics and Space Administration; National Technical Information Service, distributor
Published: 1989
Place of publication: [Washington, DC; Springfield, Va
Language: eng
Format: Microform
Subjects: Algebra.; Algorithms.; Computer systems programs.; Data base management systems.; Query languages.
Notes: Distributed to depository libraries in microfiche.

Microfiche. [Washington, D.C. : National Aeronautics and Space Administration, 1989] 1 microfiche.