Sciweavers

203 search results - page 1 / 41
» Answering Queries Using Views with Arithmetic Comparisons
Sort
View
PODS
2002
ACM
125views Database» more  PODS 2002»
14 years 9 months ago
Answering Queries Using Views with Arithmetic Comparisons
Foto N. Afrati, Chen Li, Prasenjit Mitra
EDBT
2008
ACM
137views Database» more  EDBT 2008»
14 years 9 months ago
Data exchange in the presence of arithmetic comparisons
Data exchange is the problem of transforming data structured under a schema (called source) into data structured under a different schema (called target). The emphasis of data exc...
Foto N. Afrati, Chen Li, Vassia Pavlaki
ICLP
2005
Springer
14 years 2 months ago
Abduction of Linear Arithmetic Constraints
Abduction is usually carried out on partially-defined predicates. In this paper we investigate abduction applied to fully-defined predicates, specifically linear arithmetic cons...
Michael J. Maher
VLDB
2001
ACM
157views Database» more  VLDB 2001»
14 years 9 months ago
MiniCon: A scalable algorithm for answering queries using views
The problem of answering queries using views is to find efficient methods of answering a query using a set of previously materialized views over the database, rather than accessing...
Rachel Pottinger, Alon Y. Halevy
SIGMOD
2000
ACM
161views Database» more  SIGMOD 2000»
14 years 1 months ago
Answering Complex SQL Queries Using Automatic Summary Tables
We investigate the problem of using materialized views to answer SQL queries. We focus on modern decision-support queries, which involve joins, arithmetic operations and other (po...
Markos Zaharioudakis, Roberta Cochrane, George Lap...