Abhishek Tiwari

Abhishek Tiwari is a hands-on technologist and an engineering leader. He writes about technology, architecture, and engineering leadership.

ETL Workflow Modeling

Developing Extract–transform–load (ETL) workflow is a time-consuming activity yet a very important component of data warehousing process. The process to develop ETL workflow is often ad-hoc, complex, trial and error based. It has been suggested that formal modeling of ETL process can alleviate...