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145
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PVLDB
2010
128views more  PVLDB 2010»
15 years 26 days ago
Update Rewriting and Integrity Constraint Maintenance in a Schema Evolution Support System: PRISM++
Supporting legacy applications when the database schema evolves represents a long-standing challenge of practical and theoretical importance. Recent work has produced algorithms a...
Carlo Curino, Hyun Jin Moon, Alin Deutsch, Carlo Z...
AMW
2009
15 years 3 months ago
Identifying Algebraic Properties to Support Optimization of Unary Similarity Queries
Conventional operators for data retrieval are either based on exact matching or on total order relationship among elements. Neither of them is appropriate to manage complex data, s...
Mônica Ribeiro Porto Ferreira, Agma J. M. Tr...
VLDB
2005
ACM
96views Database» more  VLDB 2005»
15 years 8 months ago
Supporting RFID-based Item Tracking Applications in Oracle DBMS Using a Bitmap Datatype
Radio Frequency Identification (RFID) based item-level tracking holds the promise of revolutionizing supply-chain, retail store, and asset management applications. However, the hi...
Ying Hu, Seema Sundara, Timothy Chorma, Jagannatha...
DEXA
2006
Springer
121views Database» more  DEXA 2006»
15 years 6 months ago
DCF: An Efficient Data Stream Clustering Framework for Streaming Applications
Streaming applications, such as environment monitoring and vehicle location tracking require handling high volumes of continuously arriving data and sudden fluctuations in these vo...
Kyungmin Cho, SungJae Jo, Hyukjae Jang, Su Myeon K...
179
Voted
SIGMOD
2008
ACM
96views Database» more  SIGMOD 2008»
16 years 2 months ago
OLAP on sequence data
Many kinds of real-life data exhibit logical ordering among their data items and are thus sequential in nature. However, traditional online analytical processing (OLAP) systems an...
Eric Lo, Ben Kao, Wai-Shing Ho, Sau Dan Lee, Chun ...