259 search results - page 22 / 52 » Using Relational Database Constraints to Design Materialized... |
SIGMOD
2004
ACM
14 years 7 months ago
2004
ACM
We study the problem of answering queries through a target schema, given a set of mappings between one or more source schemas and this target schema, and given that the data is at...
ICDE
2003
IEEE
14 years 8 months ago
2003
IEEE
We present a technique for refining the design of relational storage for XML data based on XML key propagation. Three algorithms are presented: one checks whether a given function...
VLDB
1999
ACM
13 years 11 months ago
1999
ACM
stract This panel addresses a very important area that is often neglected or overlooked by database systems, database applications developers and data warehouse designers, namely s...
SIGMOD
2007
ACM
14 years 7 months ago
2007
ACM
Translating data and data access operations between applications and databases is a longstanding data management problem. We present a novel approach to this problem, in which the...
SBBD
2007
13 years 9 months ago
2007
Integrating geographical and multidimensional processing has been proposed in several researches in the database literature. One of the most important issues of this process is dat...