On Friday, May 18, 2012 8:58:32 AM, "David Medinets" <[email protected]> wrote: > As I reread my message, I feel that I did not provide enough > background. > > I am using the SummingCombiner to sum metrics. This step provides > essentially facet counts about my data: > > ROWID ACTION RUNNING 5 > ROWID ACTION WALKING 33 > ROWID ACTION DRINKING 45 > > This works great. My next concern is to count the number of unique > actions.
No, there is no existing iterator that will accomplish this. We do have a ticket open, but it it currently unassigned. https://issues.apache.org/jira/browse/ACCUMULO-394 Billie > > On Fri, May 18, 2012 at 7:45 AM, David Medinets > <[email protected]> wrote: > > Just in case this functionality exists and I have missed it. > > > > Is there a feature where I can group on ColumnFamily to count the > > number of different ColumnQualifiers?
