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Language peer sets for DDL:
United States
United States/1972
Designed 1972
1970s languages
Third generation
High Cold War
Business Data Processing
Business Data Processing/1972
Business Data Processing/us

DDL(ID:5342/ddl006)

Data Definition Language 

alternate simple view
Country: United States
Designed 1972
Sammet category: Business Data Processing


for Data Definition Language

Smith, PhD UoP Moore School 1972

unsure of relation to contemporary CODASYL DDL


References:
  • Smith, D. C. P., (1972) Smith, D. C. P., "An approach to data description and conversion," PhD Thesis, Moore School Report 72-20, Univ. of Pennsylvania, Philadelphia.
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