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» Performance evaluation of a firm real-time database system
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ICDE
2007
IEEE
146views Database» more  ICDE 2007»
14 years 10 months ago
Conditional Functional Dependencies for Data Cleaning
We propose a class of constraints, referred to as conditional functional dependencies (CFDs), and study their applications in data cleaning. In contrast to traditional functional ...
Philip Bohannon, Wenfei Fan, Floris Geerts, Xibei ...
SIGMOD
2007
ACM
164views Database» more  SIGMOD 2007»
14 years 9 months ago
Fast data stream algorithms using associative memories
The primary goal of data stream research is to develop space and time efficient solutions for answering continuous online summarization queries. Research efforts over the last dec...
Nagender Bandi, Ahmed Metwally, Divyakant Agrawal,...
SIGMOD
2006
ACM
232views Database» more  SIGMOD 2006»
14 years 9 months ago
High-performance complex event processing over streams
In this paper, we present the design, implementation, and evaluation of a system that executes complex event queries over real-time streams of RFID readings encoded as events. The...
Eugene Wu 0002, Yanlei Diao, Shariq Rizvi
EDBT
2006
ACM
157views Database» more  EDBT 2006»
14 years 9 months ago
Caching Complementary Space for Location-Based Services
In this paper, we propose a novel client-side, multi-granularity caching scheme, called "Complementary Space Caching" (CS caching), for location-based services in mobile ...
Ken C. K. Lee, Wang-Chien Lee, Baihua Zheng, Jianl...
ICDE
2006
IEEE
185views Database» more  ICDE 2006»
14 years 3 months ago
Don't be a Pessimist: Use Snapshot based Concurrency Control for XML
Currently, only few XML data management systems support concurrent access to an XML document, and if they do, they typically apply variations of hierarchical locking to handle XML...
Zeeshan Sardar, Bettina Kemme