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166
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BXML
2004
15 years 7 months ago
2004
: ExtraPlanT system is a multi-agent production planning system designed for small factories, which needs to react quickly on market changes. To deal with this requirement, ExtraPl...
158
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SSD
2005
Springer
15 years 11 months ago
2005
Springer
Abstract. Query optimization is an important functionality of modern database systems and often based on estimating the selectivity of queries before actually executing them. Well-...
214
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VLDB
2002
ACM
15 years 5 months ago
2002
ACM
Complex database queries require the use of memory-intensive operators like sort and hashjoin. Those operators need memory, also referred to as SQL memory, to process their input ...
181
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ER
1994
Springer
15 years 10 months ago
1994
Springer
A normal form object-oriented entity relationship (OOER) diagram is presented to address a set of 00 data modelling issues, viz. the inability to judge the quality of an 00 schema,...
155
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ICSE
2007
IEEE-ACM
16 years 6 months ago
2007
IEEE-ACM
A data model is a plan for building a database and is comparable to an architect's building plans. There are two major methodologies used to create a data model: the EntityRe...