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SIGMOD
2004
ACM
199views Database» more  SIGMOD 2004»
16 years 28 days ago
Approximate XML Query Answers
The rapid adoption of XML as the standard for data representation and exchange foreshadows a massive increase in the amounts of XML data collected, maintained, and queried over th...
Neoklis Polyzotis, Minos N. Garofalakis, Yannis E....
SIGMOD
2003
ACM
136views Database» more  SIGMOD 2003»
16 years 27 days ago
A Characterization of the Sensitivity of Query Optimization to Storage Access Cost Parameters
Most relational query optimizers make use of information about the costs of accessing tuples and data structures on various storage devices. This information can at times be off b...
Frederick Reiss, Tapas Kanungo
99
Voted
PODS
2006
ACM
122views Database» more  PODS 2006»
16 years 27 days ago
Inverting schema mappings
A schema mapping is a specification that describes how data structured under one schema (the source schema) is to be transformed into data structured under a different schema (the...
Ronald Fagin
155
Voted
PPOPP
2010
ACM
15 years 10 months ago
A distributed placement service for graph-structured and tree-structured data
Effective data placement strategies can enhance the performance of data-intensive applications implemented on high end computing clusters. Such strategies can have a significant i...
Gregory Buehrer, Srinivasan Parthasarathy, Shirish...
109
Voted
PODC
2009
ACM
15 years 7 months ago
Fast scalable deterministic consensus for crash failures
We study communication complexity of consensus in synchronous message-passing systems with processes prone to crashes. The goal in the consensus problem is to have all the nonfaul...
Bogdan S. Chlebus, Dariusz R. Kowalski, Michal Str...