Traditional ETL vs ELT on Hadoop

ETL ETL stands for Extract, Transform and Load. The ETL process typically extracts data from the source / transactional systems, transforms it to fit the model of data warehouse and finally loads it to the data warehouse. The transformation process involves cleansing, enriching, and applying transformations to create the desired output. Data is usually dumped … Read more

Why Do ETL Tools Still Have a Heart Beat

ETL best handled by a tool specifically designed to Extract, Transform and Load Big Data Development Frameworks, like MapReduce, have only been around for 10 years or so; incubating in the open-source community. It comes with good backing from the likes of Google and Yahoo, however, when compared to the extensive support and research done … Read more

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