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Language peer sets for UDL:
United States↑
United States/1980↑
Designed 1980 ↑
1980s languages ↑
Fourth generation↑
Late Cold War↑
UDL(ID:5600/udl001)
Unified Data Language
alternate simple view
Country: United States
Designed 1980
Date's Unified Data Language
Related languages
| DBTG |
→
|
UDL | |
Revulsion Strong Influence |
| SQL |
→
|
UDL | |
Negative Mild Influence |
References:
SHARE DBMS Language Task Force. (1979) SHARE DBMS Language Task Force. "An Evaluation of Three COBOL Data Base Languages -- UDL, SQL, and CODASYL." Proc. SHARE 53 (August 1979).
Date, C. J. (1980) Date, C. J. "An introduction to the unified data language UDL" Proceedings 6th International Conference on VLDB (Montreal, 1980), 15-32.
Date, C. J. (1984) Date, C. J. "Some principles of good language design: with especial reference to the design of database languages" ACM SIGMOD Record 14(3) November 1984 pp1-7
DOI
Subieta, Kazimierz (1985) Subieta, Kazimierz "Semantics of query languages for network databases"
Abstract
in (1985) Transactions on Data Systems 10(3) Sept 1985
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