513 search results - page 47 / 103 » Cache Conscious Algorithms for Relational Query Processing |
135
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TKDE
1998
15 years 3 months ago
1998
—When a multidatabase system contains textual database systems (i.e., information retrieval systems), queries against the global schema of the multidatabase system may contain a ...
127
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WWW
2009
ACM
16 years 4 months ago
2009
ACM
Traditional information systems return answers after a user submits a complete query. Users often feel "left in the dark" when they have limited knowledge about the unde...
135
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CIKM
2010
Springer
15 years 2 months ago
2010
Springer
Most database systems allow query processing over attributes that are derived at query runtime (e.g., user-defined functions and remote data calls to web services), making them e...
164
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SIGMOD
2011
ACM
14 years 6 months ago
2011
ACM
An important means of allowing non-expert end-users to pose ad hoc queries — whether over single databases or data integration systems — is through keyword search. Given a set...
248
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ICDE
2003
IEEE
16 years 5 months ago
2003
IEEE
Structural join operations are central to evaluating queries against XML data, and are typically responsible for consuming a lion's share of the query processing time. Thus, ...