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Will broadcast(ASLModel) speed up transform in pyspark 2.1.1?

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小鲜肉
小鲜肉 2021-01-23 08:45

In my pyspark script, I am

  1. loading all users (about 17 million)
  2. loading all items (about 60,000)
  3. running the items through a saved StringIndexerMo
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