How to improve Data Warehouse Data Quality

A Walkthrough Example with Google’s BigQuery

Christianlauer
Towards Data Science
4 min readAug 4, 2020

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Photo by Andreas Gücklhorn on Unsplash

There are a few simple data quality checks you can build in your Data Warehouse process to detect data inconsistencies due to errors within your ETL/ELT pipelines or connection failures. It’s always a good idea to measure data quality and to fastly detect errors, otherwise a lack of trust from the consumer can be the…

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