ICDE
1997
IEEE
14 years 8 months ago
1997
IEEE
A data warehouse stores integrated information from multiple distributed data sources. In effect, the warehouse stores materialized views over the source data. The problem of ensu...
ICDE
1997
IEEE
14 years 8 months ago
1997
IEEE
Query optimization is an integral part of relational database management systems. One important task in query optimization is selectivity estimation, that is, given a query P, we ...
ICDE
1997
IEEE
14 years 8 months ago
1997
IEEE
ICDE
1997
IEEE
14 years 8 months ago
1997
IEEE
Many emerging data mining applications require a similarity join between points in a high-dimensional domain. We present a new algorithm that utilizes a new index structure, calle...
ICDE
1997
IEEE
14 years 8 months ago
1997
IEEE
Transaction delegation, as introduced in ACTA, allows a transaction to transfer responsibility for the operations that it has performed on an object to another transaction. Delega...
ICDE
1997
IEEE
14 years 8 months ago
1997
IEEE
Data warehouses collect copies of information from remote sources into a single database. Since the remote data is cached at the warehouse, it appears as local relations to the us...
ICDE
1997
IEEE
14 years 8 months ago
1997
IEEE
We demonstrate the use of a hyper-programming system in building persistent applications. This allows program representations to contain type-safe links to persistent objects embe...
ICDE
1997
IEEE
14 years 8 months ago
1997
IEEE
In recent years, research about distributing databases over networks has become increasingly important. Here we concentrate on the issues of interoperability of heterogeneous DBMS...
ICDE
1997
IEEE
14 years 8 months ago
1997
IEEE
The need to transform data between heterogeneous databases arises from a number of critical tasks in data management. These tasks are complicated by schema evolution in the underl...
ICDE
1997
IEEE
14 years 8 months ago
1997
IEEE
A mediator is a domain-speci c tool to support uniform access to multiple heterogeneous information sources and to abstract and combine data from different but related databases t...