305 search results - page 18 / 61 » Including Group-By in Query Optimization |
134
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DMSN
2007
ACM
15 years 5 months ago
2007
ACM
Many sensor network applications monitor continuous phenomena by sampling, and fit time-varying models that capture the phenomena's behaviors. We introduce Pulse, a framework...
127
Voted
SIGMOD
2008
ACM
15 years 1 months ago
2008
ACM
The UQBE is a mashup tool for non-programmers that supports query-by-example (QBE) over a schema made up by the user without knowing the schema of the original sources. Based on a...
118
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EDBTW
2006
Springer
15 years 5 months ago
2006
Springer
Querying live media streams is a challenging problem that becomes an essential requirement in a growing number of applications. We address the problem of evaluating continuous quer...
117
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VLDB
1995
ACM
15 years 5 months ago
1995
ACM
We follow the stack-baaed approach to query languages which is a new formal and intellectual paradigm for integrating querying and programming for object-oriented databases. Queri...
132
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SIGMOD
2001
ACM
16 years 2 months ago
2001
ACM
Virtually all proposals for querying XML include a class of query we term "containment queries". It is also clear that in the foreseeable future, a substantial amount of...