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SIGMOD
2002
ACM
177views Database» more  SIGMOD 2002»
16 years 7 months ago
Coordinating backup/recovery and data consistency between database and file systems
Managing a combined store consisting of database data and file data in a robust and consistent manner is a challenge for database systems and content management systems. In such a...
Suparna Bhattacharya, C. Mohan, Karen Brannon, Ind...
SIGMOD
2001
ACM
136views Database» more  SIGMOD 2001»
16 years 7 months ago
Selectivity Estimation using Probabilistic Models
Estimating the result size of complex queries that involve selection on multiple attributes and the join of several relations is a difficult but fundamental task in database query...
Lise Getoor, Benjamin Taskar, Daphne Koller
ICCAD
2001
IEEE
192views Hardware» more  ICCAD 2001»
16 years 3 months ago
BOOM - A Heuristic Boolean Minimizer
We present a two-level Boolean minimization tool (BOOM) based on a new implicant generation paradigm. In contrast to all previous minimization methods, where the implicants are ge...
Jan Hlavicka, Petr Fiser
EDBT
2010
ACM
185views Database» more  EDBT 2010»
16 years 1 months ago
Optimizing joins in a map-reduce environment
Implementations of map-reduce are being used to perform many operations on very large data. We examine strategies for joining several relations in the map-reduce environment. Our ...
Foto N. Afrati, Jeffrey D. Ullman
SC
2009
ACM
16 years 1 months ago
Kestrel: an XMPP-based framework for many task computing applications
This paper presents a new distributed computing framework for Many Task Computing (MTC) applications, based on the Extensible Messaging and Presence Protocol (XMPP). A lightweight...
Lance Stout, Michael A. Murphy, Sebastien Goasguen