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ACE
2003
120views Education» more  ACE 2003»
15 years 7 months ago
Online Assessment of SQL Query Formulation Skills
Being able to formulate useful SQL queries is a fundamental skill required by many software development professionals. Mastering this skill is a difficult process, requiring consi...
Julia Coleman Prior
EOR
2006
117views more  EOR 2006»
15 years 6 months ago
Heuristics for selecting robust database structures with dynamic query patterns
The success of a company increasingly depends on timely information (internal or external) being available to the right person at the right time for crucial managerial decision-ma...
Andrew N. K. Chen, Paulo B. Goes, Alok Gupta, Jame...
IPL
2007
101views more  IPL 2007»
15 years 6 months ago
Adjacency queries in dynamic sparse graphs
We deal with the problem of maintaining a dynamic graph so that queries of the form “is there an edge between u and v?” are processed fast. We consider graphs of bounded arbor...
Lukasz Kowalik
ICDE
2006
IEEE
144views Database» more  ICDE 2006»
16 years 7 months ago
Network-Aware Operator Placement for Stream-Processing Systems
To use their pool of resources efficiently, distributed stream-processing systems push query operators to nodes within the network. Currently, these operators, ranging from simple...
Peter R. Pietzuch, Jonathan Ledlie, Jeffrey Shneid...
160
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SPIN
2009
Springer
16 years 20 days ago
A Decision Procedure for Detecting Atomicity Violations for Communicating Processes with Locks
Abstract. We present a new decision procedure for detecting property violations in pushdown models for concurrent programs that use lock-based synchronization, where each thread’...
Nicholas Kidd, Peter Lammich, Tayssir Touili, Thom...