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https://issues.apache.org/jira/browse/FLINK-18449?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17157848#comment-17157848
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Shengkai Fang commented on FLINK-18449:
---------------------------------------

Hi, all. I find that FlinkKafkaProducer doesn't support partition discovery 
now. So it's may be more clear to rename 
{{'topic-partition-discovery.interval'}} to 
{{'scan.topic-partition-discovery.interval'}}. Considering Jark's proposal, I 
think the following options is better,
{code:java}
'topic' = 'topic'                                // for single topic
'topic' = 'topic-1, topic-2,..., topic-n',       // for list topic
'topic-pattern' = 'topic*'                       // for use of regex,  "topic" 
and "topic-pattern" can't coexist
'scan.topic-partition-discovery.interval' = '5s'  // for both topic discovery
{code}

> Make topic discovery and partition discovery configurable for 
> FlinkKafkaConsumer in Table API
> ---------------------------------------------------------------------------------------------
>
>                 Key: FLINK-18449
>                 URL: https://issues.apache.org/jira/browse/FLINK-18449
>             Project: Flink
>          Issue Type: Improvement
>          Components: Connectors / Kafka, Table SQL / API
>    Affects Versions: 1.11.0
>            Reporter: Shengkai Fang
>            Assignee: Shengkai Fang
>            Priority: Major
>             Fix For: 1.12.0
>
>
> In streaming api, we can use regex to find topic and enable partiton 
> discovery by setting non-negative value for 
> `{{flink.partition-discovery.interval-millis}}`. However, it's not work in 
> table api. I think we can add options such as 'topic-regex' and 
> '{{partition-discovery.interval-millis}}' in WITH block for users.



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