2771 search results - page 190 / 555 » Locality of Queries and Transformations |
172
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PERCOM
2009
ACM
16 years 7 months ago
2009
ACM
Abstract--Presence, broadly defined as an event publishnotification infrastructure for converged applications, has emerged as a key mechanism for collecting and disseminating conte...
203
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EDBT
2009
ACM
16 years 1 months ago
2009
ACM
We consider the following scenario for a mapping system: given a source schema, a target schema, and a set of value correspondences between these two schemas, generate an executab...
168
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SAC
2002
ACM
15 years 6 months ago
2002
ACM
This paper presents a novel approach for the problem of generating tiled code for nested for-loops using a tiling transformation. Tiling or supernode transformation has been widel...
180
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VLDB
2000
ACM
15 years 10 months ago
2000
ACM
Approximate query answering systems provide very fast alternatives to OLAP systems when applications are tolerant to small errors in query answers. Current sampling-based approach...
295
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ICDE
2005
IEEE
16 years 7 months ago
2005
IEEE
Data warehousing and on-line analytical processing (OLAP) are essential for decision support applications. Common OLAP operations include for example drill down, roll up, pivot an...