2070 search results - page 126 / 414 » Querying Communities in Relational Databases |
SIGMOD
2010
ACM
15 years 4 months ago
2010
ACM
Current relational databases require that a database schema exist prior to data entry and require manual optimization for best performance. We describe the query optimization tech...
EDBT
2006
ACM
15 years 11 months ago
2006
ACM
Federated queries are regular relational queries accessing data on one or more remote relational or non-relational data sources, possibly combining them with tables stored in the ...
110
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CIKM
2005
Springer
15 years 4 months ago
2005
Springer
Modern query optimizers select an efficient join ordering for a physical execution plan based essentially on the average join selectivity factors among the referenced tables. In ...
177
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SIGMOD
2007
ACM
15 years 11 months ago
2007
ACM
Managing uncertain data using probabilistic frameworks has attracted much interest lately in the database literature, and a central computational challenge is probabilistic infere...
194
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ICDE
2006
IEEE
16 years 17 days ago
2006
IEEE
We study the problem of continuous relational query processing in Internet-scale overlay networks realized by distributed hash tables. We concentrate on the case of continuous two...