Multiple choice technology

Which two partitioning methods are keyless?

  1. Round Robin

  2. Same

  3. Hash

  4. Modulus
Reveal answer Fill a bubble to check yourself
A,B Correct answer
Explanation

Round Robin distributes rows sequentially without using any key, and Same keeps data on the same partition (no key needed for repartitioning). Hash and Modulus both require a key column to calculate partition destinations.

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