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SSD
2005
Springer
14 years 1 months ago
2005
Springer
Most recent research on querying and managing data streams has concentrated on traditional data models where the data come in the form of tuples or XML data. Complex types of strea...
SEBD
1996
13 years 9 months ago
1996
Abstract. To select an optimal query evaluation strategy for a path query in an object-oriented database system one has to exploit the available index structures on the path. In a ...
DATESO
2009
13 years 5 months ago
2009
Indexing methods for efficient processing of multidimensional data are very requested in many fields, like geographical information systems, drawing documentations etc. Well-known ...
ICDE
2004
IEEE
14 years 9 months ago
2004
IEEE
Twig queries represent the building blocks of declarative query languages over XML data. A twig query describes a complex traversal of the document graph and generates a set of el...
VLDB
1989
ACM
13 years 11 months ago
1989
ACM
An Event-Join combinestemporaljoin and outerjoin properties into a single operation. It is mostly used to group temporal attributes of an entity into a single relation. In this pa...