4113 search results - page 502 / 823 » Watermarking Relational Databases |
136
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SIGMOD
2004
ACM
16 years 5 months ago
2004
ACM
Ranking is an important property that needs to be fully supported by current relational query engines. Recently, several rank-join query operators have been proposed based on rank...
149
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BTW
2009
Springer
15 years 9 months ago
2009
Springer
: Cost-based optimizers in relational databases make use of data statistics to estimate intermediate result cardinalities. Those cardinalities are needed to estimate access plan co...
160
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HPDC
2000
IEEE
15 years 9 months ago
2000
IEEE
The dQUOB system satis es client need for speci c information from high-volume data streams. The data streams we speak of are the ow of data existing during large-scale visualizat...
170
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APWEB
2007
Springer
15 years 9 months ago
2007
Springer
Abstract. XML provides a natural mechanism for representing semistructured and unstructured data. It becomes the basis for encoding a large variety of information, for example, the...
140
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EDBT
2000
ACM
15 years 8 months ago
2000
ACM
the research activities. This abstract is to introduce the approach of a data model - EP data model. Its data structure is able to store as a finite set of nodes arbitrary effectiv...