92 search results - page 11 / 19 » Automating Statistics Management for Query Optimizers |
HPDC
2010
IEEE
13 years 8 months ago
2010
IEEE
Current projects that automate the collection of provenance information use a centralized architecture for managing the resulting metadata - that is, provenance is gathered at rem...
WWW
2008
ACM
14 years 8 months ago
2008
ACM
In this paper, we formalize the problem of Basic Graph Pattern (BGP) optimization for SPARQL queries and main memory graph implementations of RDF data. We define and analyze the c...
CIKM
2008
Springer
13 years 9 months ago
2008
Springer
The efficient execution of integration processes between distributed, heterogeneous data sources and applications is a challenging research area of data management. These inn proc...
ICDE
2010
IEEE
13 years 7 months ago
2010
IEEE
Abstract— Modern database management systems (DBMS) answer a multitude of complex queries on increasingly larger datasets. Given the complexities of the queries and the numerous ...
VLDB
2007
ACM
14 years 1 months ago
2007
ACM
Real-world datasets exhibit a complex dependency structure among the data attributes. Learning this structure is a key task in automatic statistics configuration for query optimi...