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* sometimes called "virtual data integration" | * sometimes called "virtual data integration" | ||
* better for the Web - there are many DBs, and we would like to find something, no matter what DB provides it | * better for the Web - there are many DBs, and we would like to find something, no matter what DB provides it | ||
− | ** so it can be a preferred approach for [[ | + | ** so it can be a preferred approach for [[Ontology Based Data Access]] |
* also better if you want to access "fresh" data | * also better if you want to access "fresh" data | ||
* but way harder to implement - need to transform data during the query time | * but way harder to implement - need to transform data during the query time | ||
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== Source == | == Source == | ||
− | * Web Data Management book | + | * [[Web Data Management (book)]] |
+ | [[Category:Semantic Web]] | ||
[[Category:Data Integration]] | [[Category:Data Integration]] |
Goal of Data Integration - provide uniform access to heterogeneous data sources in some domain.