Database table splitting strategy

The business scenario is to run business data with scheduled tasks , Generally, there will be some incremental data every day , There will be about tens of thousands to hundreds of thousands of data , Then there will be a batch of full data every month , There will be millions of data , I want to do it in the way of sub table , I don't know what strategy to use to make the sub table better ？

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Other answers 1：

In this scenario, I personally suggest that it will be better if you divide the table by month