Hi

Thanks for the reply, but because I am a newbie with Flink, do you have any 
good Scala code examples about this ?

Esa

From: Fabian Hueske [mailto:fhue...@gmail.com]
Sent: Wednesday, February 7, 2018 11:21 AM
To: Esa Heikkinen <esa.heikki...@student.tut.fi>
Cc: user@flink.apache.org
Subject: Re: Flink CEP with files and no streams?

Hi Esa,
you can also read files as a stream.
However, you have to be careful in which order you read the files and how you 
generate watermarks.
The easiest approach is to implement a non-parallel source function that reads 
the files in the right order and generates watermarks.
Things become more tricky when you try to read the files in parallel.
Best, Fabian

2018-02-07 9:40 GMT+01:00 Esa Heikkinen 
<esa.heikki...@student.tut.fi<mailto:esa.heikki...@student.tut.fi>>:
Hello

I am trying to use CEP of Flink for log files (as batch job), but not for 
streams (as realtime).
Is that possible ? If yes, do you know examples Scala codes about that ?

Or should I convert the log files (with time stamps) into streams ?
But how to handle time stamps in Flink ?

If I can not use Flink at all for this purpose, do you have any recommendations 
of other tools ?

I would want CEP type analysis for log files.



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