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» Auditing SQL Queries
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ER
2004
Springer
144views Database» more  ER 2004»
15 years 3 months ago
Expressing and Optimizing Similarity-Based Queries in SQL
Searching for similar objects (in terms of near and nearest neighbors) of a given query object from a large set is an essential task in many applications. Recent years have seen g...
Like Gao, Min Wang, Xiaoyang Sean Wang, Sriram Pad...
VLDB
2005
ACM
175views Database» more  VLDB 2005»
15 years 3 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,...
ICDE
2006
IEEE
152views Database» more  ICDE 2006»
15 years 3 months ago
Redundancy Awareness in SQL Queries
In this paper, we study SQL queries with aggregate subqueries that share common tables and conditions with the outer query. While several approaches can deal with such queries, th...
Bin Cao, Antonio Badia
ICDE
2004
IEEE
104views Database» more  ICDE 2004»
15 years 11 months ago
LexEQUAL: Supporting Multilexical Queries in SQL
A. Kumaran, Jayant R. Haritsa
VLDB
2005
ACM
121views Database» more  VLDB 2005»
15 years 3 months ago
Online Estimation For Subset-Based SQL Queries
The largest databases in use today are so large that answering a query exactly can take minutes, hours, or even days. One way to address this problem is to make use of approximati...
Chris Jermaine, Alin Dobra, Abhijit Pol, Shantanu ...