6974 search results - page 71 / 1395 » Querying Semi-Structured Data |
ADL
2000
Springer
14 years 7 days ago
2000
Springer
Digital libraries are a core information technology. When the stored data is complex, e.g. high-resolution images or molecular protein structures, simple query types like the exac...
ICDE
2007
IEEE
14 years 9 months ago
2007
IEEE
In this demo we present X-Time, a prototype for managing schema versioning in relational data warehouses, specifically oriented to support the formulation of crossversion queries,...
COMPGEOM
2004
ACM
14 years 1 months ago
2004
ACM
For many geometric problems, there are efficient algorithms that use surprisingly very little extra space other than the given array holding the input. For many geometric query pr...
VLDB
1998
ACM
14 years 3 days ago
1998
ACM
Small Materialized Aggregates (SMAs for short) are considered a highly flexible and versatile alternative for materialized data cubes. The basic idea is to compute many aggregate ...
DAMON
2008
Springer
13 years 9 months ago
2008
Springer
Frequent elements and top-k queries constitute an important class of queries for data stream analysis applications. Certain applications require answers for both frequent elements...