Provenance refers to the entire amount of information, comprising all the elements and their
relationships, that contribute to the existence of a piece of data. The knowledge of …

Data warehousing is a booming industry with many interesting research problems. The
database research community has concentrated on only a few aspects. In this paper, We …

Data warehouses have captured the attention of practitioners and researchers alike. But the
design and optimization of data warehouses remains an art rather than a science. This book …

We consider the view data lineage problem in a warehousing environment: For a given data
item in a materialized warehouse view, we want to identify the set of source data items that …

A data warehouse stores materialized views of data from one or more sources, with the
purpose of efficiently implementing decision-support or OLAP queries. One of the most …

A data warehouse stores materialized views derived from one or more sources for the
purpose of efficiently implementing decision-support or OLAP queries. One of the most …

Data Quality provides an exposé of research and practice in the data quality field for
technically oriented readers. It is based on the research conducted at the MIT Total Data …

Most database researchers have studied data warehouses (DW) in their role as buffers of
materialized views, mediating between update-intensive OLTP systems and query-intensive …

A method of generating a datamart is described. The data mart includes tables having rows
and columns. The method comprises accessing a description of a Schema. The Schema …

A warehouse is a data repository containing integrated information for efficient querying and
analysis. Maintaining the consistency of warehouse data is challenging, especially if the …