Optimizing Query Answering under Ontological Constraints
Ontological queries are evaluated against a database combined with ontological constraints. Answering such queries is a challenging new problem for database research. For many ontological modelling languages, query answering can be solved via query rewriting: given a conjunctive query and an ontolog...
| Главные авторы: | , |
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| Формат: | Journal article |
| Опубликовано: |
2011
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