thanks for replying On Mon, Jan 23, 2017 at 1:14 PM, Arun Mahadevan <[email protected]> wrote:
> > > Grouping makes sense only when you have more than one task for a bolt. If > your bolt has more than one task, then the grouping will decide how the > tuples from the spout are distributed to the individual tasks of the bolt. > (shuffe = random, fields = keyed on some field and so on). > > > > See http://storm.apache.org/releases/current/Concepts.html > > > > Thanks, > > Arun > > > > > > *From: *sam mohel <[email protected]> > *Reply-To: *"[email protected]" <[email protected]> > *Date: *Monday, January 23, 2017 at 3:09 PM > *To: *"[email protected]" <[email protected]>, " > [email protected]" <[email protected]> > *Subject: *simple question about grouping > > > > i have text file contains data . size of this file is 3.5 MB . My topology > consists of one spout and one bolt so is that possible to make all > processing in one bolt and in this case what is the role of grouping here ? > > Thanks in advance >
