ETL vs ELT vs Streaming ETL

Exploring batch and real-time design paradigms for data processing

Giorgos Myrianthous
Towards Data Science
8 min readAug 29, 2023

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Photo by Compare Fibre on Unsplash

Extract, Transform, Load (ETL) and Extract, Load, Transform (ELT) are two fundamental concepts in the context of data processing, used to describe data ingestion and transformation design paradigms. While these terms are often used interchangeably, they refer to slightly different concepts and are…

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