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Main Schema-External Schema Interaction in Hierarchically Organized Data Bases

Summary: Defines a class of external schemas derivable from a tree-structured main schema in hierarchical databases. The class's properties enable a processing interface that lets predicates on the external schema be evaluated inside an occurrence structure disciplined by the main schema. (summarized by gpt-5-nano on Feb 09 2026)

Paper ID
2114
Venue
SIGMOD
Year
1977
Pagerank
-
Overall Rank
14,612 | 0.10%
DOI
10.1145/509404.509419

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BibTeX Citation

@inproceedings{dale_sigmod77,
        title = {{Main Schema-External Schema Interaction in Hierarchically Organized Data Bases}},
        author = {Dale, A. G. and Dale, N. B.},
        series = {{SIGMOD} '77},
        booktitle = {Proceedings of the {ACM} {SIGMOD} International Conference on Management of Data},
        publisher = {Association for Computing Machinery},
        doi = {10.1145/509404.509419},
        url = {https://dl.acm.org/doi/10.1145/509404.509419},
        year = {1977}
}

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