Recall the ETL structure behind repeatable spreadsheet cleanup and when to use it.
acronym-card comparison flashcard ETL What does ETL remind you to do in recurring spreadsheet cleanup? Think raw source, cleanup logic, destination. What changes when cleanup moves from manual to ETL thinking? ETL changes the question from “can I clean it?” to “can I repeat it reliably?” Which ETL stage includes promoting headers and converting text dates? Transform. Those are data-shaping steps that turn raw exports into analysis-ready tables. What is the simplest trigger that a spreadsheet cleanup task may need ETL treatment? The same source and the same steps keep coming back. Recurrence is the signal that the process should…
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