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答复: Why assignTimestampsAndWatermarks parallelism same as map,it will not fired?


Yes.




发件人: Timo Walther <twalthr@xxxxxxxxxx>
发送时间: 2018年4月25日 8:43
收件人: user@xxxxxxxxxxxxxxxx
主题: Re: Why assignTimestampsAndWatermarks parallelism same as map,it will not fired?
 
Hi,

did you set your time characteristics to even-time?

env.setStreamTimeCharacteristic(TimeCharacteristic.EventTime);

Regards,
Timo

Am 25.04.18 um 05:15 schrieb 潘 功森:
> Hi all,
>
>
> I use the same parallelism between map and assignTimestampsAndWatermarks , and it not fired, I saw the extractTimestamp and generateWatermark all is fine, but watermark is always not change and keep as min long value.
>
> And then I changed parallelism and different with map, and windows fired.
>
> I used Flink 1.3.2.
>
> Is it a Flink bug?or others can give me why it not fired. It troubled me the whole day.
>
>
> Best regards,
>
> September