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» Metaprogramming for Relational Databases
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SIGMOD
2006
ACM
112views Database» more  SIGMOD 2006»
16 years 6 months ago
Join minimization in XML-to-SQL translation: an algebraic approach
Consider an XML view defined over a relational database, and a user query specified over this view. This user XML query is typically processed using the following steps: (a) our t...
Murali Mani, Song Wang, Daniel J. Dougherty, Elke ...
LREC
2010
183views Education» more  LREC 2010»
15 years 8 months ago
Lexical Semantic Resources in a Terminological Network
A research has been carried on and is still in progress aimed at the construction of three specialized lexicons organized as databases of relational type. The three databases cont...
Rita Marinelli, Adriana Roventini, Giovanni Spadon...
ICDE
1997
IEEE
114views Database» more  ICDE 1997»
16 years 8 months ago
Modeling Multidimensional Databases
We propose a data model and a few algebraic operations that provide semantic foundation to multidimensional databases. The distinguishing feature of the proposed model is the symm...
Rakesh Agrawal, Ashish Gupta, Sunita Sarawagi
CIKM
2006
Springer
15 years 10 months ago
Describing differences between databases
We study the novel problem of efficiently computing the update distance for a pair of relational databases. In analogy to the edit distance of strings, we define the update distan...
Heiko Müller, Johann Christoph Freytag, Ulf L...
PVLDB
2010
112views more  PVLDB 2010»
15 years 1 months ago
CODS: Evolving Data Efficiently and Scalably in Column Oriented Databases
Database evolution is the process of updating the schema of a database or data warehouse (schema evolution) and evolving the data to the updated schema (data evolution). Database ...
Ziyang Liu, Sivaramakrishnan Natarajan, Bin He, Hu...