Re: Continuing from the stackoverflow post

2015-12-02 Thread Fabian Hueske
Hi Nirmalya, please find my answers in line. 2015-12-02 3:26 GMT+01:00 Nirmalya Sengupta : > Hello Fabian (), > > Many thanks for your encouraging words about the blogs. I want to make a > sincere attempt. > > To summarise my understanding of the rule of removal of the elements from > the window

Re: Continuing from the stackoverflow post

2015-12-01 Thread Nirmalya Sengupta
Hello Fabian (), Many thanks for your encouraging words about the blogs. I want to make a sincere attempt. To summarise my understanding of the rule of removal of the elements from the window (after going through your last mail), here are two corollaries: 1) If my workflow has no triggers (and h

Re: Continuing from the stackoverflow post

2015-11-30 Thread Fabian Hueske
Hi Nirmalya, please don't feel discouraged to write blog posts! There are many things you could write about Flink's support for windows, e.g., you could discuss use cases / applications that require advanced window semantics. Regarding my comment on how/when elements are removed from a window: El

Re: Continuing from the stackoverflow post

2015-11-30 Thread Nirmalya Sengupta
Hello Fabian, Thanks for going through my long mail and concise responses. I am just happy that I was not way off the mark in my understanding. It seems to me that I would rather wait for your blog before asking more questions. Not sure, if I will left with enough drive to write my (planned) blog

Re: Continuing from the stackoverflow post

2015-11-30 Thread Fabian Hueske
Sorry, I have to correct myself. The windowing semantics are not easy ;-) 2015-11-30 15:34 GMT+01:00 Fabian Hueske : > Hi Nirmalya, > > thanks for the detailed description of your understanding of Flink's > window semantics. > Most of it is correct, but a few things need a bit of correction ;-)

Re: Continuing from the stackoverflow post

2015-11-30 Thread Fabian Hueske
Hi Nirmalya, thanks for the detailed description of your understanding of Flink's window semantics. Most of it is correct, but a few things need a bit of correction ;-) Please see my comments inline. 2015-11-28 4:36 GMT+01:00 Nirmalya Sengupta : > Hello Fabian, > > > A little long mail; please

Re: Continuing from the stackoverflow post

2015-11-27 Thread Nirmalya Sengupta
Hello Fabian, A little long mail; please have some patience. >From your response: ' Let's start by telling me what you actually want to do ;-) ' At a broad level, I want to write a (series of, perhaps) tutorial of Flink, where these concepts are brought out by a mix of definition, elaboration,

Re: Continuing from the stackoverflow post

2015-11-27 Thread Fabian Hueske
Hi Nirmalya, can you describe the semantics that you want to implement? Do you want to find the max temperature every 5 milliseconds or the max of every 5 records? Right now, you are using a non-keyed timeWindow of 5 milliseconds. This will create a window for the complete stream every 5 msecs. H