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https://issues.apache.org/jira/browse/FLINK-10068?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16574925#comment-16574925
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ASF GitHub Bot commented on FLINK-10068:
----------------------------------------
twalthr commented on a change in pull request #6504: [FLINK-10068][docs] Add
documentation for RocksDB-based timers and st…
URL: https://github.com/apache/flink/pull/6504#discussion_r208950851
##########
File path: docs/dev/stream/operators/process_function.md
##########
@@ -333,3 +332,43 @@ ctx.timerService.registerEventTimeTimer(coalescedTime)
{% endhighlight %}
</div>
</div>
+
+Timers can also be stopped and removed as follows:
+
+Stopping a processing-time timer:
+
+<div class="codetabs" markdown="1">
+<div data-lang="java" markdown="1">
+{% highlight java %}
+long timestampOfTimerToStop = ...
+ctx.timerService().deleteProcessingTimeTimer(timestampOfTimerToStop);
+{% endhighlight %}
+</div>
+
+<div data-lang="scala" markdown="1">
+{% highlight scala %}
+val timestampOfTimerToStop = ...
+ctx.timerService.deleteProcessingTimeTimer(timestampOfTimerToStop)
+{% endhighlight %}
+</div>
+</div>
+
+Stopping an event-time timer:
+
+<div class="codetabs" markdown="1">
+<div data-lang="java" markdown="1">
+{% highlight java %}
+long timestampOfTimerToStop = ...
+ctx.timerService().deleteEventTimeTimer(timestampOfTimerToStop);
+{% endhighlight %}
+</div>
+
+<div data-lang="scala" markdown="1">
+{% highlight scala %}
+val timestampOfTimerToStop = ...
+ctx.timerService.deleteEventTimeTimer(timestampOfTimerToStop)
+{% endhighlight %}
+</div>
+</div>
+
+<span class="label label-info">Note</span> Stopping a timer has no effect if
no such timer timer with the given timestamp is registered.
Review comment:
remove duplicate `timer`
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> Add documentation for async/RocksDB-based timers
> ------------------------------------------------
>
> Key: FLINK-10068
> URL: https://issues.apache.org/jira/browse/FLINK-10068
> Project: Flink
> Issue Type: Sub-task
> Components: State Backends, Checkpointing
> Reporter: Stefan Richter
> Assignee: Stefan Richter
> Priority: Major
> Labels: pull-request-available
>
> Documentation how to activate RocksDB based timers, and update that
> snapshotting now works async, expect for heap-timers +
> rocks-incremental-snapshot).
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