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Posted to issues@flink.apache.org by "ASF GitHub Bot (JIRA)" <ji...@apache.org> on 2016/07/17 04:50:20 UTC
[jira] [Commented] (FLINK-4226) Typo: Define Keys using Field
Expressions example should use window and not reduce
[ https://issues.apache.org/jira/browse/FLINK-4226?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15381087#comment-15381087 ]
ASF GitHub Bot commented on FLINK-4226:
---------------------------------------
GitHub user ASRagab opened a pull request:
https://github.com/apache/flink/pull/2261
[FLINK-4226] Typo: Define Keys using Field Expressions example should use window and not reduce
You can merge this pull request into a Git repository by running:
$ git pull https://github.com/ASRagab/flink master
Alternatively you can review and apply these changes as the patch at:
https://github.com/apache/flink/pull/2261.patch
To close this pull request, make a commit to your master/trunk branch
with (at least) the following in the commit message:
This closes #2261
----
commit c5d06e59faccc6861960ad65f2535e1bb9d56793
Author: Ahmad Ragab <av...@gmail.com>
Date: 2016-07-17T04:38:33Z
[FLINK-4226] Typo: Define Keys using Field Expressions example should use window and not reduce
commit 600a4fc09dfbe8f8e79e06b19c170201cb207098
Author: Ahmad Ragab <av...@gmail.com>
Date: 2016-07-17T04:43:37Z
merge upstream/master
----
> Typo: Define Keys using Field Expressions example should use window and not reduce
> ----------------------------------------------------------------------------------
>
> Key: FLINK-4226
> URL: https://issues.apache.org/jira/browse/FLINK-4226
> Project: Flink
> Issue Type: Bug
> Components: Documentation
> Affects Versions: 1.0.3
> Reporter: Ahmad Ragab
> Priority: Trivial
> Labels: documentation
>
> ...
> {code:java}
> val words: DataStream[WC] = // [...]
> val wordCounts = words.keyBy("word").window(/*window specification*/)
> // or, as a case class, which is less typing
> case class WC(word: String, count: Int)
> val words: DataStream[WC] = // [...]
> val wordCounts = words.keyBy("word").reduce(/*window specification*/)
> {code}
> Should be:
> val wordCounts = words.keyBy("word").-reduce- window(/*window specification*/)
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