Tag Archives: ETL

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Scope of Data Integration

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Data[1] integration involves combining data residing in different sources and providing users with a unified view of data. This process becomes significant in a variety of situations, which include both commercial (when two similar companies need to merge their databases) and scientific (combining research results from different bioinformatics repositories) domains. Data integration has increased  as the volume and the need to…

Why shift from ETL to ELT?

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The process of data warehousing is undergoing rapid transformation, giving rise to various new terminologies, especially due to the shift from the traditional ETL to the new ELT. For someone new to the process, these additional terminologies and abbreviations might seem overwhelming, some may even ask, “Why does it matter if the L comes before…