Multiple choice technology

Which one of the following partitioning / departitioning methods is NOT key-based?

  1. Partition by Key

  2. Gather

  3. Merge

  4. Partition by Range

Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

Gather is a data integration method that collects records from multiple sources without using key-based distribution. Unlike Partition by Key, Merge, and Partition by Range, it does not rely on key values for organizing data.