The E.T. in ETL

The E.T. in ETL

Thanks to JD Hancock for the base image! CC BY 2.0

Anyone who’s ever done ETL knows it can get seriously funky. When I first started working on ETL, I was parsing data for a real estate company. Every once in awhile roofing data would appear in the pool field. “Shingles” isn’t a compelling feature for swimming pools. Go figure.

Thankfully, Node.js gives us a lingua franca for sharing cool solutions. A search for data validation shows there are more than a few options. For ETL, let’s take a look at just one of those options.

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