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» Processing Top-k Join Queries
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Publication
344views
12 years 6 months ago
Top-k Similarity Join over Multi-valued Objects
The top-k similarity joins have been extensively studied and used in a wide spectrum of applications such as information retrieval, decision making, spatial data analysis and dat...
Wenjie Zhang, Jing Xu, Xin Liang, Ying Zhang, Xuem...
VLDB
1994
ACM
128views Database» more  VLDB 1994»
14 years 11 hour ago
From Nested-Loop to Join Queries in OODB
Most declarative SQL-like query languagesfor object-oriented database systems (OOSQL) are orthogonal languages allowing for arbitrary nesting of expressions in the select-, from-,...
Hennie J. Steenhagen, Peter M. G. Apers, Henk M. B...
ICDE
2012
IEEE
224views Database» more  ICDE 2012»
11 years 10 months ago
Exploiting Common Subexpressions for Cloud Query Processing
—Many companies now routinely run massive data analysis jobs – expressed in some scripting language – on large clusters of low-end servers. Many analysis scripts are complex ...
Yasin N. Silva, Paul-Ake Larson, Jingren Zhou
ICDE
2006
IEEE
148views Database» more  ICDE 2006»
14 years 2 months ago
Estimating XML Structural Join Size Quickly and Economically
XML structural joins, which evaluate the containment (ancestor-descendant) relationships between XML elements, are important operations of XML query processing. Estimating structu...
Cheng Luo, Zhewei Jiang, Wen-Chi Hou, Feng Yan, Ch...
SIGMOD
2012
ACM
202views Database» more  SIGMOD 2012»
11 years 10 months ago
MCJoin: a memory-constrained join for column-store main-memory databases
There exists a need for high performance, read-only mainmemory database systems for OLAP-style application scenarios. Most of the existing works in this area are centered around t...
Steven Keith Begley, Zhen He, Yi-Ping Phoebe Chen