On Thu, Dec 5, 2013 at 7:44 AM, Christopher Wirt chris.w...@struq.comwrote:
I want to build a really simple column family which counts the occurrence
of a single event X.
The guys from Disqus are big into counters:
https://www.youtube.com/watch?v=A2WdS0YQADo
How many distinct uid,someid pairs will you have?
On Dec 5, 2013 3:44 PM, Christopher Wirt chris.w...@struq.com wrote:
I want to build a really simple column family which counts the occurrence
of a single event X.
Once we reach Y occurrences of X the counter resets to 0
The obvious way
Some big systems using Cassandra's counters were built (such as Rainbird:
http://www.slideshare.net/kevinweil/rainbird-realtime-analytics-at-twitter-strata-2011)
and seem to be doing great job.
If you are concerned with performance, then maybe using memory-based store
(such as Redis) will better
2013 16:04
To: user@cassandra.apache.org
Subject: Re: Counters question - is there a better way to count
Some big systems using Cassandra's counters were built (such as Rainbird:
http://www.slideshare.net/kevinweil/rainbird-realtime-analytics-at-twitter-s
trata-2011 ) and seem to be doing great