What is ETL?
ETL stands for Extraction, Transform, and Load
Here is a fully dedicated video on the ETL Process
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ETL is a process that extracts the data from different source systems,
then transforms the data (like applying calculations, concatenations, etc.), and finally loads the data into the Data Warehouse system. Full form of ETL is Extract, Transform and Load.
Why do you need ETL?
ETL tools break down data silos and make it easy
for your data scientists to access and analyze data, and turn it into business intelligence. In short, ETL tools are the first essential step in the data warehousing process that eventually lets you make more informed decisions in less time.
