Thanks.
What if I use batch calculation instead of stream computing? Do I still need
that much memory? For example, if the 24 hour data set is 100 GB. Do I also
need a 100GB RAM to do the one time batch calculation ?
At 2016-05-09 15:14:47, "Saisai Shao" wrote:
For window related operator
Thanks Mich
I guess I did not make my question clear enough. I know the terms like interval
or window. I also know how to use them. The problem is that in my case, I need
to set the window to cover data for 24 hours or 1 hours. I am not sure if it is
a good way because the window is just too b