409 search results - page 47 / 82 » Plan Databases: Model and Algebra |
VLDB
1995
ACM
15 years 3 months ago
1995
ACM
Traditionally, optimizers are “programmed” to optimize queries following a set of buildin procedures. However, optimizers should be robust to its changing environment to gener...
108
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AIED
2007
Springer
15 years 6 months ago
2007
Springer
Adding student collaboration to an intelligent tutoring system could leverage the benefits of both approaches. We have incorporated a mutual peer tutoring script, where students of...
116
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CAV
2006
Springer
15 years 3 months ago
2006
Springer
The relationship between two well established formalisms for temporal reasoning is first investigated, namely between Allen's interval algebra (or Allen's temporal logic,...
FMICS
2006
Springer
15 years 3 months ago
2006
Springer
Abstract. Quantitative analysis of quality-of-service metrics is an important tool in early evaluation of service provision. This analysis depends on being able to estimate the ave...
101
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EDBT
2006
ACM
15 years 3 months ago
2006
ACM
As data management applications grow more complex, they may need efficient distributed query processing, but also subscription management, data archival etc. To enact such applicat...