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» Supporting Exploratory Queries in Databases
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116
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DBKDA
2009
IEEE
88views Database» more  DBKDA 2009»
15 years 6 months ago
Replay the Execution History of Rule-Based Information
Software systems in health care, such as disease and medical-record management, or financial applications, such as customer relationship and portfolio management, have very often...
Essam Mansour, Hagen Höpfner
135
Voted
SSDBM
2005
IEEE
184views Database» more  SSDBM 2005»
15 years 9 months ago
Optimizing Multiple Top-K Queries over Joins
Advanced Data Mining applications require more and more support from relational database engines. Especially clustering applications in high dimensional features space demand a pr...
Dirk Habich, Wolfgang Lehner, Alexander Hinneburg
137
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ICIP
2003
IEEE
16 years 5 months ago
Multitemporal geospatial query grouping using correlation signatures
With recent advances in temporal and spatiotemporal databases, user demands are becoming more complex. As a result, simple queries are replaced by complex multitemporal query scen...
Giorgos Mountrakis, Peggy Agouris, Anthony Stefani...
122
Voted
VLDB
2005
ACM
175views Database» more  VLDB 2005»
15 years 9 months ago
Query Translation from XPath to SQL in the Presence of Recursive DTDs
The interaction between recursion in XPATH and recursion in DTDs makes it challenging to answer XPATH queries on XML data that is stored in an RDBMS via schema-based shredding. We...
Wenfei Fan, Jeffrey Xu Yu, Hongjun Lu, Jianhua Lu,...
160
Voted
ICDE
2011
IEEE
274views Database» more  ICDE 2011»
14 years 7 months ago
SQPR: Stream query planning with reuse
—When users submit new queries to a distributed stream processing system (DSPS), a query planner must allocate physical resources, such as CPU cores, memory and network bandwidth...
Evangelia Kalyvianaki, Wolfram Wiesemann, Quang Hi...