POL
发表于 2025-3-21 19:29:43
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助记
发表于 2025-3-21 21:11:13
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开头
发表于 2025-3-22 03:19:35
Introduction,arts by choosing certain predicates of a prescribed arity. The . of the database consists of this set of predicates, possibly ., which can be seen as names for the arguments of the predicates, together with an indication of the domains where the attributes can take their values. Having chosen the sc
saphenous-vein
发表于 2025-3-22 05:53:47
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止痛药
发表于 2025-3-22 11:19:18
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arrhythmic
发表于 2025-3-22 14:06:05
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arrhythmic
发表于 2025-3-22 17:14:52
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RAG
发表于 2025-3-22 21:37:09
Logically Specifying Repairs,f repairs (and of consistent answers based on them) is not a logical specification. We provided a . definition of consistent answers, i.e., that is defined wrt to a set of intended models (the repairs).
heterodox
发表于 2025-3-23 04:29:55
Repairs and Data Cleaning, independently from the intrinsically consistent data in a database: A repair . can be seen as a natural and alternative “clean” version of the original instance .. In this case, cleaning means getting rid of semantic violations while staying as close as possible to ..
ONYM
发表于 2025-3-23 07:51:28
2153-5418 ctice, and for many reasons, a database may not satisfy those integrity constraints, and for that reason it is said to be inconsistent. However, and most likely, a large portion of the database is still semantically correct, in a sense that has to be made precise. After having provided a formal char