Tag: Data Integration
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ETL vs ELT: What’s the Difference and When to Use Each?
In the world of modern data engineering, two common approaches for data integration dominate the conversation: ETL (Extract, Transform, Load) and ELT (Extract, Load, Transform). Although the acronyms look similar, the difference in execution and architecture is significant. Choosing between ETL and ELT depends on the data sources, target systems, performance needs, and the tools…
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Understanding the ETL Process: Extract, Transform, Load
The ETL process—short for Extract, Transform, Load—is a foundational concept in data engineering and business intelligence. It is the process of moving data from multiple sources into a centralized system such as a Data Warehouse (DWH), where it can be analyzed and used for reporting, decision-making, or machine learning. Below, we’ll break down the ETL…