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author | sandy <phalodi@gmail.com> | 2016-07-13 11:33:46 +0100 |
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committer | Sean Owen <sowen@cloudera.com> | 2016-07-13 11:33:46 +0100 |
commit | bf107f1e6522f9138d454b0723089c24626e775a (patch) | |
tree | 70f6583502682a01d5a2886cff5444d1f4a0eae5 | |
parent | 83879ebc5850b74369a5b066c65fa9929bbdb21c (diff) | |
download | spark-bf107f1e6522f9138d454b0723089c24626e775a.tar.gz spark-bf107f1e6522f9138d454b0723089c24626e775a.tar.bz2 spark-bf107f1e6522f9138d454b0723089c24626e775a.zip |
[SPARK-16438] Add Asynchronous Actions documentation
## What changes were proposed in this pull request?
Add Asynchronous Actions documentation inside action of programming guide
## How was this patch tested?
check the documentation indentation and formatting with md preview.
Author: sandy <phalodi@gmail.com>
Closes #14104 from phalodi/SPARK-16438.
-rw-r--r-- | docs/programming-guide.md | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/docs/programming-guide.md b/docs/programming-guide.md index 3872aecff2..2bc49120a0 100644 --- a/docs/programming-guide.md +++ b/docs/programming-guide.md @@ -1101,6 +1101,9 @@ for details. </tr> </table> +The Spark RDD API also exposes asynchronous versions of some actions, like `foreachAsync` for `foreach`, which immediately return a `FutureAction` to the caller instead of blocking on completion of the action. This can be used to manage or wait for the asynchronous execution of the action. + + ### Shuffle operations Certain operations within Spark trigger an event known as the shuffle. The shuffle is Spark's |