Engineer of Data

Engineer of Data

Data Quality

Fundamentals of Data Engineering

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Engineer of Data
Apr 22, 2025
∙ Paid

A cautionary tale

There is no 31 Apr on the Gregorian calendar.

There is no 31 Apr

The image above is from Excel, arguably the most popular data store on planet Earth. If you enter 31 Apr into an Excel cell that is formatted for date values, Excel will inform you that there’s an issue with the value.

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