Re: Wide rows or tons of rows?

2010-10-11 Thread Aaron Morton
No idea about a partial row cache, but I would start with fat rows in your use case. If you find that performance is really a problem then you could add a second "recent / oldest" CF that you maintain with the most recent entries and use the row cache there. OR add more nodes.  AaronOn 12 Oct, 2010

Re: Wide rows or tons of rows?

2010-10-11 Thread Jeremy Davis
Thanks for this reply. I'm wondering about the same issue... Should I bucket things into Wide rows (say 10M rows), or narrow (say 10K or 100K).. Of course it depends on my access patterns right... Does anyone know if a partial row cache is a feasible feature to implement? My use case is something

Re: Wide rows or tons of rows?

2010-10-11 Thread Héctor Izquierdo Seliva
El lun, 11-10-2010 a las 11:08 -0400, Edward Capriolo escribió: Inlined: > 2010/10/11 Héctor Izquierdo Seliva : > > Hi everyone. > > > > I'm sure this question or similar has come up before, but I can't find a > > clear answer. I have to store a unknown number of items in cassandra, > > which can

Re: Wide rows or tons of rows?

2010-10-11 Thread Edward Capriolo
2010/10/11 Héctor Izquierdo Seliva : > Hi everyone. > > I'm sure this question or similar has come up before, but I can't find a > clear answer. I have to store a unknown number of items in cassandra, > which can vary from a few hundreds to a few millions per customer. > > I read that in cassandra

Wide rows or tons of rows?

2010-10-11 Thread Héctor Izquierdo Seliva
Hi everyone. I'm sure this question or similar has come up before, but I can't find a clear answer. I have to store a unknown number of items in cassandra, which can vary from a few hundreds to a few millions per customer. I read that in cassandra wide rows are better than a lot of rows, but then