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Diffstat (limited to 'core/src')
| -rw-r--r-- | core/src/main/scala/org/apache/spark/rdd/RDD.scala | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/core/src/main/scala/org/apache/spark/rdd/RDD.scala b/core/src/main/scala/org/apache/spark/rdd/RDD.scala index 0359508c00..e524675332 100644 --- a/core/src/main/scala/org/apache/spark/rdd/RDD.scala +++ b/core/src/main/scala/org/apache/spark/rdd/RDD.scala @@ -423,7 +423,8 @@ abstract class RDD[T: ClassTag]( * * This results in a narrow dependency, e.g. if you go from 1000 partitions * to 100 partitions, there will not be a shuffle, instead each of the 100 - * new partitions will claim 10 of the current partitions. + * new partitions will claim 10 of the current partitions. If a larger number + * of partitions is requested, it will stay at the current number of partitions. * * However, if you're doing a drastic coalesce, e.g. to numPartitions = 1, * this may result in your computation taking place on fewer nodes than |