171 search results - page 12 / 35 » Schema Versioning in Data Warehouses |
VLDB
1991
ACM
13 years 11 months ago
1991
ACM
This paper presentsa version model which handlesdatabaseschemachangesandwhich takesevolution into account. Its originality is in allowing the development of partial schema version...
CORR
2007
Springer
13 years 7 months ago
2007
Springer
In a data warehousing process, the data preparation phase is crucial. Mastering this phase allows substantial gains in terms of time and performance when performing a multidimensio...
PVLDB
2010
13 years 2 months ago
2010
Database evolution is the process of updating the schema of a database or data warehouse (schema evolution) and evolving the data to the updated schema (data evolution). Database ...
JCIT
2010
13 years 2 months ago
2010
As a new paradigm for data warehousing demanded by today's decision support community, DW 2.0 recognized the life cycle of data with it, that make metadata evolution mechanis...
DEXAW
2004
IEEE
13 years 11 months ago
2004
IEEE
Many applications refer to moving objects or phenomena and require spatio-temporal modelling and specific analysis. Unlike conventional data where attributes are simple values (nu...