A Relational Model of Data for Large Shared Data Banks

Communications of the ACM

Volumn 13, Issue 6, 1970, Pages 377-387

  Codd, E F ^a  

^a IBM ALMADEN RESEARCH CENTER   (United States)

Author keywords

composition; consistency; data bank; data base; data integrity; data organization; data structure; derivability; hierarchies of data; join; networks of data; predicate calculus; redundancy; relations; retrieval language; security

Indexed keywords

COMPUTERS, DATA STORAGE; DATA BANKS; DATA ORGANIZATION; DATA STRUCTURES; INFORMATION STORAGE AND RETRIE; NOI;

EID: 0014797273     PISSN: 00010782     EISSN: 15577317     Source Type: Journal    
DOI: 10.1145/362384.362685     Document Type: Article

References (8)

1. Levein, R. E., And Maron, M. E. A computer system for inference execution and data retrieval. Comm. ACM 10, 11 (Nov. 1967), 715-721.
2. Bachman, C. W. Software for random access processing. Datamation (Apr. 1965), 36-41.
3. McGee, W. C. Generalized file processing. In Annual Review in Automatic Programming 5, 13, Pergamon Press, New York, 1969, pp. 77-149.
4. Information Management System/360, Application Description Manual H20-0524-1. IBM Corp., White Plains, N. Y., July 1968.
5. Bleier, R. E. Treating hierarchical data structures in the SDC time-shared data management system (TDMS). Proc. ACM 22nd Nat. Conf., 1967, MDI Publications, Wayne, Pa., pp. 41-49.
6. IDS Reference Manual GE 625/635, GE Inform. Sys. Div., Pheonix, Ariz., CPB 1093B, Feb. 1968.
7. Church, A. An Introduction to Mathematical Logic I. Princeton U. Press, Princeton, N.J., 1956.
8. Feldman, J. A., And Rovner, P. D. An Algol-based associative language. Stanford Artificial Intelligence Rep. AI-66, Aug. 1, 1968.