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» Metadata management and relational databases
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CIKM
2009
Springer
15 years 4 months ago
Towards non-directional Xpath evaluation in a RDBMS
XML query languages use directional path expressions to locate data in an XML data collection. They are tightly coupled to the structure of a data collection, and can fail when ev...
Sourav S. Bhowmick, Curtis E. Dyreson, Erwin Leona...
SSDBM
2008
IEEE
113views Database» more  SSDBM 2008»
15 years 4 months ago
Query Selectivity Estimation for Uncertain Data
Applications requiring the handling of uncertain data have led to the development of database management systems extending the scope of relational databases to include uncertain (p...
Sarvjeet Singh, Chris Mayfield, Rahul Shah, Sunil ...
VLDB
2004
ACM
144views Database» more  VLDB 2004»
15 years 3 months 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
EDBT
1992
ACM
111views Database» more  EDBT 1992»
15 years 1 months ago
Pipelined Query Processing in the DBGraph Storage Model
The DBGraph storage model, designed for main memory DBMS, ensures both data storage compactness and efficient processing for all database operations. By representing the entire da...
Philippe Pucheral, Jean-Marc Thévenin
CSUR
1998
99views more  CSUR 1998»
14 years 9 months ago
Multidimensional Access Methods
Search operations in databases require some special support at the physical level. This is true for conventional databases as well as for spatial databases, where typical search o...
Volker Gaede, Oliver Günther