Sciweavers

ICDE
2010
IEEE
219views Database» more  ICDE 2010»
14 years 7 months ago
PIP: A Database System for Great and Small Expectations
Estimation via sampling out of highly selective join queries is well known to be problematic, most notably in online aggregation. Without goal-directed sampling strategies, samples...
Oliver Kennedy, Christoph Koch
ICDE
2010
IEEE
288views Database» more  ICDE 2010»
14 years 7 months ago
Global Iceberg Detection over Distributed Data Streams
In today's Internet applications or sensor networks we often encounter large amounts of data spread over many physically distributed nodes. The sheer volume of the data and ba...
Ashwin Lall, Haiquan (Chuck) Zhao, Jun Xu, Mitsuno...
ICDE
2010
IEEE
188views Database» more  ICDE 2010»
14 years 7 months ago
Space-efficient Online Approximation of Time Series Data: Streams, Amnesia, and Out-of-order
In this paper, we present an abstract framework for online approximation of time-series data that yields a unified set of algorithms for several popular models: data streams, amnes...
Sorabh Gandhi, Luca Foschini, Subhash Suri
ICDE
2010
IEEE
244views Database» more  ICDE 2010»
14 years 7 months ago
Reliable Storage and Querying for Collaborative Data Sharing Systems
The sciences, business confederations, and medicine urgently need infrastructure for sharing data and updates among collaborators' constantly changing, heterogeneous databases...
Nicholas E. Taylor, Zachary G. Ives
ICDE
2010
IEEE
228views Database» more  ICDE 2010»
14 years 7 months ago
Strongly consistent replication for a bargain
Strong consistency is an important correctness property for replicated databases. It ensures that each transaction accesses the latest committed database state as provided in centr...
Konstantinos Krikellas, Sameh Elnikety, Zografoula...
ICDE
2010
IEEE
379views Database» more  ICDE 2010»
14 years 7 months ago
Osprey: Implementing MapReduce-Style Fault Tolerance in a Shared-Nothing Distributed Database
In this paper, we describe a scheme for tolerating and recovering from mid-query faults in a distributed shared nothing database. Rather than aborting and restarting queries, our s...
Christopher Yang, Christine Yen, Ceryen Tan, Samue...
ICDE
2010
IEEE
198views Database» more  ICDE 2010»
14 years 7 months ago
Q-Cop: Avoiding Bad Query Mixes to Minimize Client Timeouts Under Heavy Loads
In three-tiered web applications, some form of admission control is required to ensure that throughput and response times are not significantly harmed during periods of heavy load....
Sean Tozer, Tim Brecht, Ashraf Aboulnaga
ICDE
2010
IEEE
283views Database» more  ICDE 2010»
14 years 7 months ago
Personalized Web Search with Location Preferences
As the amount of Web information grows rapidly, search engines must be able to retrieve information according to the user's preference. In this paper, we propose a new web sea...
Kenneth Wai-Ting Leung, Dik Lun Lee, Wang-Chien Le...
EDBT
2008
ACM
137views Database» more  EDBT 2008»
14 years 7 months ago
Optimizing away joins on data streams
Abstract. Monitoring aggregates on IP traffic data streams is a compelling application for data stream management systems. Often, such streaming aggregation queries involve joining...
Lukasz Golab, Theodore Johnson, Nick Koudas, Dives...
EDBT
2008
ACM
171views Database» more  EDBT 2008»
14 years 7 months ago
Replay-based approaches to revision processing in stream query engines
Data stream processing systems have become ubiquitous in academic and commercial sectors, with application areas that include financial services, network traffic analysis, battlef...
Anurag Maskey, Mitch Cherniack