> On Apr 10, 2018, at 7:32 PM, Ben Yan <yan.xiao.bin.m...@gmail.com> wrote:
> 
> Hi Chesnay:
> 
>         I think it would be better without such a limitation.I want to 
> consult another problem. When I use BucketingSink(I use aws s3), the filename 
> of a few files after checkpoint still hasn't changed, resulting in the 
> underline prefix of the final generation of a small number of files. After 
> analysis, it is found that it is due to the eventually consistent  of S3.Are 
> there any better solutions available?thanks
> See : 
> https://issues.apache.org/jira/browse/FLINK-8794?jql=text%20~%20%22BucketingSink%22
>  
> <https://issues.apache.org/jira/browse/FLINK-8794?jql=text%20~%20%22BucketingSink%22>
>   
> Best
> Ben
> 
>> On Apr 10, 2018, at 6:29 PM, Ben Yan <yan.xiao.bin.m...@gmail.com 
>> <mailto:yan.xiao.bin.m...@gmail.com>> wrote:
>> 
>> Hi Fabian.
>> 
>>      If I use ProcessFunction , I can get it! But I want to know  that how 
>> to get Kafka timestamp in like flatmap and map methods of datastream using 
>> scala programming language.
>> Thanks!
>> 
>> Best
>> Ben
>> 
>>> On Apr 4, 2018, at 7:00 PM, Fabian Hueske <fhue...@gmail.com 
>>> <mailto:fhue...@gmail.com>> wrote:
>>> 
>>> Hi Navneeth,
>>> 
>>> Flink's KafkaConsumer automatically attaches Kafka's ingestion timestamp if 
>>> you configure EventTime for an application [1].
>>> Since Flink treats record timestamps as meta data, they are not directly 
>>> accessible by most functions. You can implement a ProcessFunction [2] to 
>>> access the timestamp of a record via the ProcessFunction's Context object.
>>> 
>>> Best, Fabian
>>> 
>>> [1] 
>>> https://ci.apache.org/projects/flink/flink-docs-release-1.4/dev/connectors/kafka.html#using-kafka-timestamps-and-flink-event-time-in-kafka-010
>>>  
>>> <https://ci.apache.org/projects/flink/flink-docs-release-1.4/dev/connectors/kafka.html#using-kafka-timestamps-and-flink-event-time-in-kafka-010>
>>> [2] 
>>> https://ci.apache.org/projects/flink/flink-docs-release-1.4/dev/stream/operators/process_function.html#the-processfunction
>>>  
>>> <https://ci.apache.org/projects/flink/flink-docs-release-1.4/dev/stream/operators/process_function.html#the-processfunction>
>>> 
>>> 2018-03-30 7:45 GMT+02:00 Ben Yan <yan.xiao.bin.m...@gmail.com 
>>> <mailto:yan.xiao.bin.m...@gmail.com>>:
>>> hi,
>>> Is that what you mean?
>>> See : 
>>> https://issues.apache.org/jira/browse/FLINK-8500?page=com.atlassian.jira.plugin.system.issuetabpanels%3Acomment-tabpanel&focusedCommentId=16377145#comment-16377145
>>>  
>>> <https://issues.apache.org/jira/browse/FLINK-8500?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16377145#comment-16377145>
>>>  
>>> 
>>> Best
>>> Ben
>>> 
>>>> On 30 Mar 2018, at 12:23 PM, Navneeth Krishnan <reachnavnee...@gmail.com 
>>>> <mailto:reachnavnee...@gmail.com>> wrote:
>>>> 
>>>> Hi,
>>>> 
>>>> Is there way to get the kafka timestamp in deserialization schema? All 
>>>> records are written to kafka with timestamp and I would like to set that 
>>>> timestamp to every record that is ingested. Thanks.
>>> 
>>> 
>> 
> 

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