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Published 20 hours ago • verified publisher icon spotify

Performance trick examples

Open nevillelyh opened this issue 8 years ago • 0 comments

  • [ ] filter/map before groupBy/join
  • [ ] sum/aggregate vs groupBy + reduce values
  • [x] hashJoins, side inputs, broadcasts
  • [x] scala collection tricks
  • [x] java & scala collection interop tricks

nevillelyh avatar Apr 25 '16 14:04 nevillelyh