What’s the Difference Between ETL and ELT on AWS?
What’s the Difference Between ETL and ELT on AWS? Introduction AWS Data Engineering is becoming one of the most important skills in today’s technology world. Every company collects data from websites, mobile apps, payments, customer forms, and social media. But raw data is not useful unless it is cleaned and arranged properly. In the middle of learning an AWS Data Engineering Course , students often hear two common words — ETL and ELT. These two methods help move and prepare data, but they work in different ways. What’s the Difference Between ETL and ELT on AWS? What is ETL? ETL means: Extract Transform Load In ETL, data is first collected from different sources. Then it is cleaned and changed into the correct format. After cleaning, it is loaded into a data warehouse. Easy Example Imagine you are preparing rice for cooking: 1. You take rice from the bag (Extract). 2. You wash and clean it (Transform). 3. ...