Computing Surveys (CSUR)


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ACM Computing Surveys (CSUR), Volume 20 Issue 3, Sept. 1988

Semantic data models
Joan Peckham, Fred Maryanski
Pages: 153-189
DOI: 10.1145/62061.62062
Semantic data models have emerged from a requirement for more expressive conceptual data models. Current generation data models lack direct support for relationships, data abstraction, inheritance, constraints, unstructured objects, and the...

Statistical profile estimation in database systems
Michael V. Mannino, Paicheng Chu, Thomas Sager
Pages: 191-221
DOI: 10.1145/62061.62063
A statistical profile summarizes the instances of a database. It describes aspects such as the number of tuples, the number of values, the distribution of values, the correlation between value sets, and the distribution of tuples among secondary...