857 search results - page 128 / 172 » Efficient recursive XML query processing using relational da... |
160
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CIKM
2010
Springer
15 years 1 months ago
2010
Springer
Schema merging is the process of consolidating multiple schemas into a unified view. The task becomes particularly challenging when the schemas are highly heterogeneous and autono...
130
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SIGMOD
2010
ACM
15 years 25 days ago
2010
ACM
Given the continuous growth of databases and the abundance of diverse files in modern IT environments, there is a pressing need to integrate keyword search on heterogeneous inform...
140
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DBA
2004
15 years 4 months ago
2004
In order to guarantee efficient query processing together with industrial strength, spatial index structures have to be integrated into fully-fledged object-relational database ma...
125
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VLDB
2004
ACM
15 years 8 months ago
2004
ACM
The use of inaccurate or outdated database statistics by the query optimizer in a relational DBMS often results in a poor choice of query execution plans and hence unacceptably lo...
132
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SIGMOD
2004
ACM
16 years 3 months ago
2004
ACM
The rich dependency structure found in the columns of real-world relational databases can be exploited to great advantage, but can also cause query optimizers--which usually assum...