4051 search results - page 277 / 811 » Aggregation |
122
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ECAIW
2000
Springer
15 years 8 months ago
2000
Springer
When searching the space of possible plans for combined planning and scheduling problems we often reach a local maximum and must either backtrack or otherwise modify the plan to m...
143
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SIGMOD
1997
ACM
15 years 8 months ago
1997
ACM
A range query applies an aggregation operation over all selected cells of an OLAP data cube where the selection is speci ed by providing ranges of values for numeric dimensions. W...
137
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SIGMOD
1997
ACM
15 years 8 months ago
1997
ACM
Data warehouses contain large amounts of information, often collected from a variety of independent sources. Decision-support functions in a warehouse, such as on-line analytical ...
129
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ADC
1994
Springer
15 years 8 months ago
1994
Springer
We present a proposed query language for extended entity relationship schemas. The language improves on previous proposals by using only concepts explicitly in a given schema. It ...
152
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ACSAC
2009
IEEE
15 years 8 months ago
2009
IEEE
Audit logs, providing information about the current and past states of systems, are one of the most important parts of modern computer systems. Providing security for audit logs on...