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Practical Update Management in Ontology-based Data Access
Published on 2017-11-28765 Views
Ontology-based Data Access (OBDA) is gaining importance both scientifically and practically. However, little attention has been paid so far to the problem of updating OBDA systems. This is an essentia
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Presentation
Practical Update Management in Ontology-based Data Access00:00
(Read-only) Ontology-based Data Access Systems00:07
Example: ontology-level insertion01:02
Example: ontology-level deletion03:31
Example: ontology-level deletion - 104:05
Write-also Ontology-based Data Access04:34
Dealing with inconsistency06:15
Non-recursive Datalog encoding for ontology-level updates09:01
Non-recursive Datalog encoding for ontology-level updates - 109:50
Source-level updates10:03
Source-level updates - 110:14
Turning source-level into ontology-level updates: Incoherency problem11:08
Dealing with incoherent updates11:50
Source-level updates: wrapping up the technique13:27
Conclusions13:53
Questions15:15