9949 search results - page 1748 / 1990 » On the Network Complexity of Selection |
212
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EDBT
2002
ACM
16 years 6 months ago
2002
ACM
Abstract. Estimating the sizes of query results, and intermediate results, is crucial to many aspects of query processing. In particular, it is necessary for effective query optimi...
208
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EDBT
2006
ACM
16 years 6 months ago
2006
ACM
We present a novel framework for comprehensive exploration of OLAP data by means of user-defined dynamic hierarchical visualizations. The multidimensional data model behind the OLA...
163
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PEPM
2010
ACM
16 years 3 months ago
2010
ACM
We show how to efficiently evaluate generic map-filter-product queries, generalizations of select-project-join (SPJ) queries in relational algebra, based on a combination of two...
171
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WWW
2010
ACM
16 years 1 months ago
2010
ACM
Queries on major Web search engines produce complex result pages, primarily composed of two types of information: organic results, that is, short descriptions and links to relevan...
155
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ICDE
2009
IEEE
16 years 1 months ago
2009
IEEE
— A spreadsheet-like “direct manipulation” interface is more intuitive for many non-technical database users compared to traditional alternatives, such as visual query builde...