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Diffstat (limited to 'docs/programming-guide.md')
| -rw-r--r-- | docs/programming-guide.md | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/docs/programming-guide.md b/docs/programming-guide.md index f4fabb0927..27816515c5 100644 --- a/docs/programming-guide.md +++ b/docs/programming-guide.md @@ -1093,7 +1093,7 @@ for details. ### Shuffle operations Certain operations within Spark trigger an event known as the shuffle. The shuffle is Spark's -mechanism for re-distributing data so that is grouped differently across partitions. This typically +mechanism for re-distributing data so that it's grouped differently across partitions. This typically involves copying data across executors and machines, making the shuffle a complex and costly operation. |