15 search results - page 2 / 3 » Using Patterns for Faster and Scalable Rewriting of Conjunct... |
SIGMOD
2006
ACM
14 years 5 months ago
2006
ACM
We present and analyze an algorithm for equivalent rewriting of XQuery queries using XQuery views, which is complete for a large class of XQueries featuring nested FLWR blocks, XM...
WIDM
2003
ACM
13 years 10 months ago
2003
ACM
Query rewriting using views is an essential issue in data integration. A number of algorithms, e.g., the bucket algorithm, the inverse rules algorithm, the SVB algorithm and the M...
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...
DEBS
2009
ACM
13 years 11 months ago
2009
ACM
The nature of data in enterprises and on the Internet is changing. Data used to be stored in a database first and queried later. Today timely processing of new data, represented ...
PODS
2000
ACM
13 years 9 months ago
2000
ACM
The problem of query containment is fundamental to many aspects of database systems, including query optimization, determining independence of queries from updates, and rewriting ...