Sciweavers

Share
5 search results - page 1 / 1
» A relational-XML data warehouse for data aggregation with SQ...
Sort
View
SPE
2008
140views more  SPE 2008»
12 years 11 months ago
A relational-XML data warehouse for data aggregation with SQL and XQuery
: Integration of multiple data sources is becoming increasingly important for enterprises that cooperate closely with their partners for e-commerce. OLAP enables analysts and decis...
Joseph Fong, Herbert Shiu, Davy Cheung
DOLAP
1999
ACM
13 years 4 months ago
Aggregation Everywhere: Data Reduction and Transformation in the Phoenix Data Warehouse
This paper describes the Phoenix system, which loads a data warehouse and then reports against it. Between the raw atomic data of the source system and the business measures prese...
Steven Tolkin
EDBT
2009
ACM
135views Database» more  EDBT 2009»
13 years 4 months ago
Provenance for nested subqueries
Data provenance is essential in applications such as scientiļ¬c computing, curated databases, and data warehouses. Several systems have been developed that provide provenance fun...
Boris Glavic, Gustavo Alonso
ICDE
2010
IEEE
273views Database» more  ICDE 2010»
13 years 11 months ago
WikiAnalytics: Ad-hoc Querying of Highly Heterogeneous Structured Data
Searching and extracting meaningful information out of highly heterogeneous datasets is a hot topic that received a lot of attention. However, the existing solutions are based on e...
Andrey Balmin, Emiran Curtmola
SIGMOD
1997
ACM
160views Database» more  SIGMOD 1997»
13 years 3 months ago
Improved Query Performance with Variant Indexes
: The read-mostly environment of data warehousing makes it possible to use more complex indexes to speed up queries than in situations where concurrent updatesare present. The curr...
Patrick E. O'Neil, Dallan Quass
books