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DATA-CLEANING5 MIN READ

Decide What to Automate

Choose which cleaning rules are safe to automate.

Cleaning fork A data team wants to automate all cleanup before a weekly revenue report. Last month, an automated “fix” merged two enterprise customers with similar names. The first move determines whether you learn or simply overwrite. DMAIC process improvement Automation belongs after a rule is stable, measurable, and controlled. DMAIC’s Control step is the right gate: automate what has a known defect pattern, an owned rule, a validation check, and a rollback path. Keep human review for ambiguous identity, high-value exceptions, and rules that depend on context outside the dataset. Move from problem definition to measurement before repair. A…

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