From what I can tell, get_count(), returns the total number of columns, is there a way to get the count on a slice? The docs for Counters also doesn't make any references to slices either.
On Jan 12, 2011, at 4:07 PM, Aaron Morton wrote: > There is a get_count() API function http://wiki.apache.org/cassandra/API , > it's going to count the columns in a row or row+super column. This function > is available in me.prettyprint.cassandra.service.KeyspaceService. > > There are distributed counters submitted to the trunk > http://wiki.apache.org/cassandra/Counters but these are not in the recent 0.7 > release. I lost track of things over the holidays, perhaps someone else knows > when these are scheduled to go public. > > Aaron > > On 13 Jan, 2011,at 09:12 AM, Michael Fortin <mi...@m410.us> wrote: > >> I was working on a schema that looks something like this: >> >> HitFamily [UUID 1] ['user-agent'] = '…' >> HitFamily [UUID 1] ['referer'] = '…' >> HitFamily [UUID 1] ['client_id'] = Long >> … >> >> HitCountFamily [client_id as Long] [Current Date as Long] = UUID1 >> >> >> What I'd like to do is count the columns between a date rage without >> returning them. Is it possible to get a count of rows in a slice? Looking at >> hector and thrift there doesn't seem to be a way to do that. How have other >> handled this? >> >> Thanks, >>
