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October 2023

ETL and Data Warehousing Explained: ETL Tool Basics

Understanding ETL (extract, transform, and load) and data warehousing is essential for data engineering and analysis. As businesses generate large amounts of data from different sources, efficient data integration and storage solutions become crucial. This article breaks down ETL and data warehousing, providing insights into the tools, techniques, and best practices that drive modern data engineering.

What is ETL?

These days, companies have access to more data sources and formats than ever before: databases, websites, SaaS (software as a service) applications, and analytics tools, to name a few. Unfortunately, the ways businesses often store this data make it challenging to extract the valuable insights hidden within — especially when you need it for smarter data-driven business decision-making.