Answer Posted / Praveen Mishra
"In Apache Spark, 'salting' refers to the process of adding a unique salt value to keys before they are hashed. This is often used for shuffle operations to reduce the chance of key collisions during data distribution across nodes. Salted hashing improves the performance and robustness of Spark's distributed shuffles by minimizing contention on common keys and reducing the need for multiple rounds of re-shuffling."n
| Is This Answer Correct ? | 0 Yes | 0 No |
Post New Answer View All Answers