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Forum Posts

mickniz
by Contributor
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What is the best way to take care of Drop and Rename a column in Schema evaluation.

I would need some suggestion from DataBricks Folks. As per documentation in Schema Evaluation for Drop and Rename Data is overwritten. Does it means we loose data (because I read data is not deleted but kind of staged). Is it possible to query old da...

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Latest Reply
SS2
Valued Contributor
  • 10 kudos

Overwritte ​option will overwritte your data. If you want to change column name then you can first alter the delta table as per your need then you can append new data as well. So both problems you can resolve

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