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| author | Reynold Xin <rxin@cs.berkeley.edu> | 2012-09-29 01:31:36 -0700 |
|---|---|---|
| committer | Reynold Xin <rxin@cs.berkeley.edu> | 2012-09-29 01:31:36 -0700 |
| commit | f5812d035473e36e9088f621ff18618d09763f51 (patch) | |
| tree | 441e5d84d723371a3caad4aca042c828387d0ec9 /docs | |
| parent | 2f11e3c285499880b9d800fdd65ea9ad1c82b4af (diff) | |
| download | spark-f5812d035473e36e9088f621ff18618d09763f51.tar.gz spark-f5812d035473e36e9088f621ff18618d09763f51.tar.bz2 spark-f5812d035473e36e9088f621ff18618d09763f51.zip | |
Added mapPartitionsWithSplit to the programming guide.
Diffstat (limited to 'docs')
| -rw-r--r-- | docs/scala-programming-guide.md | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/docs/scala-programming-guide.md b/docs/scala-programming-guide.md index db761d7df1..983e291543 100644 --- a/docs/scala-programming-guide.md +++ b/docs/scala-programming-guide.md @@ -140,6 +140,12 @@ The following tables list the transformations and actions currently supported (s Iterator[T] => Iterator[U] when running on an RDD of type T. </td> </tr> <tr> + <td> <b>mapPartitionsWithSplit</b>(<i>func</i>) </td> + <td> Similar to mapPartitions, but also provides <i>func</i> with an integer value representing the index of + the split, so <i>func</i> must be of type (Int, Iterator[T]) => Iterator[U] when running on an RDD of type T. + </td> +</tr> +<tr> <td> <b>sample</b>(<i>withReplacement</i>, <i>fraction</i>, <i>seed</i>) </td> <td> Sample a fraction <i>fraction</i> of the data, with or without replacement, using a given random number generator seed. </td> </tr> |