613 search results - page 34 / 123 » Query Evaluation on a Database Given by a Random Graph |
138
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SIGMOD
1998
ACM
15 years 6 months ago
1998
ACM
Most databases contain “name constants” like course numbers, personal names, and place names that correspond to entities in the real world. Previous work in integration of het...
177
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SIGMOD
2012
ACM
13 years 4 months ago
2012
ACM
While extensive work has been done on evaluating queries over tuple-independent probabilistic databases, query evaluation over correlated data has received much less attention eve...
194
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GIS
2006
ACM
16 years 3 months ago
2006
ACM
We give two efficient on-line algorithms to simplify weighted graphs by eliminating degree-two vertices. Our algorithms are on-line -- they react to updates on the data, keeping t...
126
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DEXA
2009
Springer
15 years 5 months ago
2009
Springer
Abstract. Sensor database is a type of database management system which offers sensor data and stored data in its data model and query languages. In this system, when a user poses ...
135
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SIGMOD
2006
ACM
15 years 8 months ago
2006
ACM
Although approximate query processing is a prominent way to cope with the requirements of data analysis applications, current database systems do not provide integrated and compre...