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» Querying Complex Structured Databases
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VLDB
2005
ACM
162views Database» more  VLDB 2005»
15 years 8 months ago
XQuery Implementation in a Relational Database System
Many enterprise applications prefer to store XML data as a rich data type, i.e. a sequence of bytes, in a relational database system to avoid the complexity of decomposing the dat...
Shankar Pal, Istvan Cseri, Oliver Seeliger, Michae...
CSL
2010
Springer
15 years 2 months ago
Randomisation and Derandomisation in Descriptive Complexity Theory
We study probabilistic complexity classes and questions of derandomisation from a logical point of view. For each logic L we introduce a new logic BPL, bounded error probabilistic ...
Kord Eickmeyer, Martin Grohe
ICDE
2007
IEEE
92views Database» more  ICDE 2007»
16 years 3 months ago
STAR: A System for Tuple and Attribute Ranking of Query Answers
In recent years there has been a great deal of interest in developing effective techniques for ad-hoc search and retrieval in structured repositories such as relational databases ...
Nishant Kapoor, Gautam Das, Vagelis Hristidis, S. ...
ER
2007
Springer
99views Database» more  ER 2007»
15 years 8 months ago
VERT: A Semantic Approach for Content Search and Content Extraction in XML Query Processing
Processing a twig pattern query in XML document includes structural search and content search. Most existing algorithms only focus on structural search. They treat content nodes th...
Huayu Wu, Tok Wang Ling, Bo Chen
SIGMOD
2006
ACM
426views Database» more  SIGMOD 2006»
16 years 2 months ago
Effective keyword search in relational databases
With the amount of available text data in relational databases growing rapidly, the need for ordinary users to search such information is dramatically increasing. Even though the ...
Fang Liu, Clement T. Yu, Weiyi Meng, Abdur Chowdhu...