1588 search results - page 212 / 318 » Consistent query answering in databases |
186
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ECOOPW
1999
Springer
15 years 9 months ago
1999
Springer
In many application scenarios the database is changing quite rapidly. Because the management of such data is rather expensive and cumbersome, many applications like data warehouse...
158
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DASFAA
2009
IEEE
15 years 9 months ago
2009
IEEE
Abstract. Query expansion has received extensive attention in information retrieval community. Although semantic based query expansion appears to be promising in improving retrieva...
278
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GIS
2003
ACM
16 years 6 months ago
2003
ACM
Nearest neighbor query is one of the most important operations in spatial databases and their application domains, e.g., locationbased services, advanced traveler information syst...
171
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EDBT
1998
ACM
15 years 9 months ago
1998
ACM
Efficient evaluation of similarity queries is one of the basic requirements for advanced multimedia applications. In this paper, we consider the relevant case where complex similar...
154
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VLDB
1992
ACM
15 years 9 months ago
1992
ACM
Multiversion two-phase locking (MV2PL) has been incorporated in some commercial transaction processing systems to support the serializable execution of queries. A drawback to this...