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ETL
Definition
Extract, transform, load: moving data from one place, cleaning it, and putting it somewhere useful.
In Plain English
ETL is like collecting receipts, standardizing them, and filing them in accounting.
Real-World Example
A company may ETL CRM and ad data into a dashboard tool.
Why It Matters for Your Work
ETL quality determines whether business reports can be trusted.
Common Mistake
Ignoring transformation rules, which causes mismatched metrics across teams.
Related Terms
View Data Warehouse
Data Warehouse
A central place where business data from many systems is collected for reporting and analysis.