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VLDB
1993
ACM
134views Database» more  VLDB 1993»
15 years 9 months ago
Dynamic Memory Allocation for Multiple-Query Workloads
This paper studies the problem of memory allocation and scheduling in a multiple query workload with widely varying resource requirements. Several memory allocation and scheduling...
Manish Mehta 0002, David J. DeWitt
SIGMOD
2008
ACM
129views Database» more  SIGMOD 2008»
16 years 5 months ago
An xml index advisor for DB2
XML database systems are expected to handle increasingly complex queries over increasingly large and highly structured XML databases. An important problem that needs to be solved ...
Iman Elghandour, Ashraf Aboulnaga, Daniel C. Zilio...
SIGMOD
2003
ACM
145views Database» more  SIGMOD 2003»
16 years 5 months ago
Evaluating Probabilistic Queries over Imprecise Data
Many applications employ sensors for monitoring entities such as temperature and wind speed. A centralized database tracks these entities to enable query processing. Due to contin...
Reynold Cheng, Dmitri V. Kalashnikov, Sunil Prabha...
CIKM
2009
Springer
16 years 4 days ago
Bitmap indexes for relational XML twig query processing
Due to an increasing volume of XML data, it is considered prudent to store XML data on an industry-strength database system instead of relying on a domain specific application or...
Kyong-Ha Lee, Bongki Moon
ICDM
2005
IEEE
217views Data Mining» more  ICDM 2005»
15 years 11 months ago
Improving Automatic Query Classification via Semi-Supervised Learning
Accurate topical classification of user queries allows for increased effectiveness and efficiency in general-purpose web search systems. Such classification becomes critical if th...
Steven M. Beitzel, Eric C. Jensen, Ophir Frieder, ...