Disjunctive datalog.
We consider disjunctive Datalog, a powerful database query language based on disjunctive logic programming. Briefly, disjunctive Datalog is a variant of Datalog where disjunctions may appear in the rule heads; advanced versions also allow for negation in the bodies which can be handled according to...
| 发表在: | ACM transactions on database systems. 22, 3 (1997). |
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| 主要作者: | |
| 其他作者: | , |
| 格式: | 文件 |
| 语言: | English |
| 主题: |