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» An Approach to Integrating Query Refinement in SQL
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VLDB
2004
ACM
102views Database» more  VLDB 2004»
14 years 2 days ago
PIVOT and UNPIVOT: Optimization and Execution Strategies in an RDBMS
PIVOT and UNPIVOT, two operators on tabular data that exchange rows and columns, enable data transformations useful in data modeling, data analysis, and data presentation. They ca...
Conor Cunningham, Goetz Graefe, César A. Ga...
IIWAS
2004
13 years 8 months ago
Ontology-Based Query Refinement for Multimedia Meta Objects
Abstract: To enable efficient access to multimedia content, the media data has to be augmented by semantic metadata and functionality. The semantic representation has to be integra...
Sonja Zillner, Werner Winiwarter
BMCBI
2010
164views more  BMCBI 2010»
13 years 6 months ago
Flexible network reconstruction from relational databases with Cytoscape and CytoSQL
Background: Molecular interaction networks can be efficiently studied using network visualization software such as Cytoscape. The relevant nodes, edges and their attributes can be...
Kris Laukens, Jens Hollunder, Thanh Hai Dang, Geer...
CASCON
1996
124views Education» more  CASCON 1996»
13 years 8 months ago
Supporting procedural constructs in existing SQL compilers
The draft ofthe SQL/PSM standard de nes a procedural extension to the existing SQL2 language. An essential part of this extension is the support of procedural constructs such as B...
Gene Fuh, Jyh-Herng Chow, Nelson Mendonça M...
VLDB
2004
ACM
144views Database» more  VLDB 2004»
14 years 2 days ago
Returning Modified Rows - SELECT Statements with Side Effects
SQL in the IBM® DB2® Universal Database™ for Linux®, UNIX®, and Windows® (DB2 UDB) database management product has been extended to support nested INSERT, UPDATE, and DELET...
Andreas Behm, Serge Rielau, Richard Swagerman