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» Relational XES: Data Management for Process Mining
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DOLAP
2005
ACM
15 years 6 months ago
Towards a spatial multidimensional model
Data warehouses and OLAP systems help to interactively analyze huge volume of data. This data, extracted from transactional databases, frequently contains spatial information whic...
Sandro Bimonte, Anne Tchounikine, Maryvonne Miquel
ISTA
2001
15 years 5 months ago
A Technique for Information System Integration
: Nowadays, a central topic in database science is the need of an integrated access to large amounts of data provided by various information sources whose contents are strictly rel...
Sergio Greco, Luigi Pontieri, Ester Zumpano
ICDIM
2009
IEEE
15 years 11 months ago
A new hybrid schema-sharing technique for multitenant applications
This paper presents a new schema-sharing technique for multitenant applications. Our approach is built on top of the Extension table method and makes use of the native XML data su...
Franclin S. Foping, Ioannis M. Dokas, John Feehan,...
EDBTW
2006
Springer
15 years 8 months ago
A Calculus for Propagating Semantic Annotations Through Scientific Workflow Queries
Scientific workflows facilitate automation, reuse, and reproducibility of scientific data management and analysis tasks. Scientific workflows are often modeled as dataflow networks...
Shawn Bowers, Bertram Ludäscher
IDEAS
2000
IEEE
96views Database» more  IDEAS 2000»
15 years 8 months ago
A Cost Function for Uniformly Partitioned UB-Trees
Most operations of the relational algebra or SQL - like projection with duplicate elimination, join, ordering, group by and aggregations - are efficiently processed using a sorted...
Volker Markl, Rudolf Bayer