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PVLDB
2010
14 years 8 months ago
2010
Graphs are of growing importance in modeling complex structures such as chemical compounds, proteins, images, and program dependence. Given a query graph Q, the subgraph isomorphi...
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PVLDB
2010
14 years 8 months ago
2010
Web technologies have enabled data sharing between sources but also simplified copying (and often publishing without proper attribution). The copying relationships can be complex...
102
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PVLDB
2010
14 years 8 months ago
2010
Supporting legacy applications when the database schema evolves represents a long-standing challenge of practical and theoretical importance. Recent work has produced algorithms a...
117
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PVLDB
2010
14 years 8 months ago
2010
One of the main steps towards integration or exchange of data is to design the mappings that describe the (often complex) relationships between the source schemas or formats and t...
PVLDB
2010
14 years 8 months ago
2010
Large flash disks, or solid state drives (SSDs), have become an attractive alternative to magnetic hard disks, due to their high random read performance, low energy consumption a...