7607 search results - page 218 / 1522 » Querying data provenance |
183
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PVLDB
2008
15 years 6 months ago
2008
We study the problem of extracting flattened tuple data from streaming, hierarchical XML data. Tuple-extraction queries are essentially XML pattern queries with multiple extractio...
170
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PPSWR
2004
Springer
15 years 12 months ago
2004
Springer
To make use of data represented on the Semantic Web, it is necessary to provide languages for Web data retrieval and evolution. This article introduces into the (conventional and S...
238
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PSD
2004
Springer
15 years 12 months ago
2004
Springer
In an on-line statistical database, the query-answering system should prevent answers to statistical queries from leading to disclosure of confidential data. On the other hand, a s...
167
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SIGMOD
1998
ACM
15 years 10 months ago
1998
ACM
Database visualization is an area of growing importance as database systems become larger and more accessible. DataSplash is an easy-to-use, integrated environment for navigating,...
169
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DAWAK
2007
Springer
16 years 23 days ago
2007
Springer
In this paper, we deal with the problem of performing what-if analysis for changes that occur in the schema/structure of the data warehouse We abstract software modules, queries, r...