Component-based software engineering and generative programming are common
approaches in software engineering. Each approach has some benefits and domain of …

The ETL is a major component in the construction of a data warehouse. This element acts as
an intermediary between data sources and data storage. It groups the data collection and …

This paper presents an extract-transform-load (ETL) approach based on multilayer task
execution for processing massive sequential data collected from infrastructure operation and …

El objetivo principal del presente trabajo final es la comparación de Pentaho Data
Integration, Talend Data Integration y OpenRefine, tres herramientas de ETL (Extraction …

The most important process, on which most time is spent, when building data warehouses is
the Extract Transform Load (ETL) process. Automation of such process is an expected thing …

Every grocery store has data about bills, bought items, etc., usually stored in a database
(DB). There is often a need to analyze this data. This is not suitable to do on an operational …

The purpose of this study is to build an application that can be used to analyze sales
performance based on transactions and locations. The built application is geospatial …

In one of our previous papers, the idea of deduc-tive data warehouses has been introduced.
It was shown how to use Datalog rules to perform Online Analytical Processing (OLAP) …