February 2016

Issues in a transactional database emanating from data warehouse project

When a data warehouse (DW) is built, typical extraction, transformation, and loading operations are made, including cleaning tasks of the data, conflicts resolution, inconsistencies identification, and constrains checking, among others. In this work, two databases (DB) were combined to obtain indexes approved and failing course in basic sciences area (Mathematics, Physics, Chemistry) of the Institute of Technology of...

Author(s): José A. Z. M., Beatriz R. R., Hugo de la R. C. and Patricia R. A.