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ICDE
2004
IEEE
259views Database» more  ICDE 2004»
14 years 10 months ago
Querying about the Past, the Present, and the Future in Spatio-Temporal
Moving objects (e.g., vehicles in road networks) continuously generate large amounts of spatio-temporal information in the form of data streams. Efficient management of such strea...
Jimeng Sun, Dimitris Papadias, Yufei Tao, Bin Liu
SIGMOD
2007
ACM
229views Database» more  SIGMOD 2007»
14 years 8 months ago
Spark: top-k keyword query in relational databases
With the increasing amount of text data stored in relational databases, there is a demand for RDBMS to support keyword queries over text data. As a search result is often assemble...
Yi Luo, Xuemin Lin, Wei Wang 0011, Xiaofang Zhou
SIGMOD
2007
ACM
413views Database» more  SIGMOD 2007»
14 years 8 months ago
Effective keyword-based selection of relational databases
The wide popularity of free-and-easy keyword based searches over World Wide Web has fueled the demand for incorporating keyword-based search over structured databases. However, mo...
Bei Yu, Guoliang Li, Karen R. Sollins, Anthony K. ...
VLDB
2008
ACM
140views Database» more  VLDB 2008»
14 years 8 months ago
Efficient temporal counting with bounded error
This paper studies aggregate search in transaction time databases. Specifically, each object in such a database can be modeled as a horizontal segment, whose y-projection is its s...
Yufei Tao, Xiaokui Xiao
DEBU
2008
123views more  DEBU 2008»
13 years 8 months ago
Pathfinder: XQuery Off the Relational Shelf
The Pathfinder project makes inventive use of relational database technology--originally developed to process data of strictly tabular shape--to construct efficient database-suppo...
Torsten Grust, Jan Rittinger, Jens Teubner