randomizing large dataset

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失恋的感觉
失恋的感觉 2021-01-15 14:58

I am trying to find a way to get a random selection from a large dataset.

We expect the set to grow to ~500K records, so it is important to find a way that keeps per

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  •  别那么骄傲
    2021-01-15 15:28

    Check out this article by Jan Kneschke... It does a great job at explaining the pros and cons of different approaches to this problem...

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