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DBPL
1999
Springer
101views Database» more  DBPL 1999»
15 years 8 months ago
On the Power of Incremental Evaluation in SQL-Like Languages
We consider IES(SQL), the incremental evaluation system over an SQL-like language with grouping, arithmetics, and aggregation. We show that every second order query is in IES(SQL) ...
Leonid Libkin, Limsoon Wong
AMR
2005
Springer
137views Multimedia» more  AMR 2005»
15 years 10 months ago
Information Retrieval of Sequential Data in Heterogeneous XML Databases
The XML language is a W3C standard sustained by both the industry and the scientific community. Therefore, the available information annotated in XML keeps and will keep increasing...
Eugen Popovici, Pierre-Francois Marteau, Gildas M&...
EUSFLAT
2001
107views Fuzzy Logic» more  EUSFLAT 2001»
15 years 5 months ago
Enriching vague queries by fuzzy orderings
The Vague Query System (VQS) due to Kiing and Palkoska is an add-on to relational databases which is able to suggest alternative query results in case that an exact query fails. T...
Ulrich Bodenhofer, Josef Küng
CORR
2010
Springer
136views Education» more  CORR 2010»
15 years 4 months ago
On the Implementation of the Probabilistic Logic Programming Language ProbLog
The past few years have seen a surge of interest in the field of probabilistic logic learning and statistical relational learning. In this endeavor, many probabilistic logics have...
Angelika Kimmig, Bart Demoen, Luc De Raedt, V&iacu...
VLDB
2002
ACM
106views Database» more  VLDB 2002»
15 years 4 months ago
Efficient Algorithms for Processing XPath Queries
Our experimental analysis of several popular XPath processors reveals a striking fact: Query evaluation in each of the systems requires time exponential in the size of queries in ...
Georg Gottlob, Christoph Koch, Reinhard Pichler