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https://issues.apache.org/jira/browse/FLINK-6927?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16057193#comment-16057193
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ASF GitHub Bot commented on FLINK-6927:
---------------------------------------
GitHub user dianfu opened a pull request:
https://github.com/apache/flink/pull/4153
[FLINK-6927] [cep] Support pattern group in CEP
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please take the following check list into consideration.
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You can merge this pull request into a Git repository by running:
$ git pull https://github.com/dianfu/flink FLINK-6927
Alternatively you can review and apply these changes as the patch at:
https://github.com/apache/flink/pull/4153.patch
To close this pull request, make a commit to your master/trunk branch
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This closes #4153
----
commit 6b295b82ddcda542ef0832bdf8405c4bad975882
Author: Dian Fu <fudian...@alibaba-inc.com>
Date: 2017-06-21T08:41:21Z
[FLINK-6927] [cep] Support pattern group in CEP
----
> Support pattern group in CEP
> ----------------------------
>
> Key: FLINK-6927
> URL: https://issues.apache.org/jira/browse/FLINK-6927
> Project: Flink
> Issue Type: Sub-task
> Components: CEP
> Reporter: Dian Fu
> Assignee: Dian Fu
>
> We should add support for pattern group. This would enrich the set of
> supported patterns. For example, users can write patterns like this with this
> feature available:
> {code}
> A --> (B --> C.times(3)).optional() --> D
> {code}
> or
> {code}
> A --> (B --> C).times(3) --> D
> {code}
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