3 search results - page 1 / 1 » Finding Equivalent Rewritings in the Presence of Arithmetic ... |
EDBT
2006
ACM
14 years 5 months ago
2006
ACM
The problem of rewriting queries using views has received significant attention because of its applications in a wide variety of datamanagement problems. For select-project-join SQ...
ICDT
2005
ACM
13 years 10 months ago
2005
ACM
We study the problem of rewriting queries using views in the presence of access patterns, integrity constraints, disjunction, and negation. We provide asymptotically optimal algori...
VLDB
2001
ACM
14 years 5 months ago
2001
ACM
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...