There is no one-size-fits-all solution to handle null values in a star schema. You have to choose the best approach based on your data, your business requirements, and your analytical goals.

Learn how to handle null values in your data warehouse schema with these data warehouse modeling techniques. Avoid, replace, flag, or analyze null values for better data quality and analysis.

However, it's worth noting that other columns in this file, which have default values such as an empty string (''), 0, or a specific date ('2022-01-01'), are processed without any problems. I prefer ...

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