Re: CASSANDRA-721

2010-03-22 Thread Toby DiPasquale
On Mon, Mar 22, 2010 at 1:01 PM, Chris Goffinet wrote: > https://issues.apache.org/jira/browse/CASSANDRA-580 Thanks! -- Toby DiPasquale

CASSANDRA-721

2010-03-22 Thread Toby DiPasquale
would not be optimal in comparison with having some kind of atomic inc/dec native to Cassandra itself? Does anyone know what's up with this? Thanks! -- Toby DiPasquale

Re: Model to store biggest score

2010-03-17 Thread Toby DiPasquale
n you retrieve it, you only look at the first 8 bytes to get the > score since the random number isn't important. > -Brandon Couldn't you just use a supercolumn whose keys were the score and the subcolumns were username:true? Basically using the subcolumns as a list? -- Toby DiPasquale

Re: serialized vector clock as global counter?

2010-03-14 Thread Toby DiPasquale
On Sun, Mar 14, 2010 at 7:47 PM, David Strauss wrote: > On 2010-03-14 16:46, Toby DiPasquale wrote: >> My question would be: assuming we're using both quorum reads and >> writes, is it possible that clients A and B could race in the >> following manner: >> &

Re: serialized vector clock as global counter?

2010-03-14 Thread Toby DiPasquale
amp, but my proposal specified quorum reads and writes, also bringing it into the strongly consistent camp, no? -- Toby DiPasquale

serialized vector clock as global counter?

2010-03-14 Thread Toby DiPasquale
/code.google.com/appengine/articles/sharding_counters.html. I'm troubled by their implementation, though, because the reads on the list of counters are not transactional and are potentially subject to the same race that I've described above. Any thoughts/ideas? -- Toby DiPasquale