Re: Need Column Family Schema Suggestion

2016-01-26 Thread srungarapu vamsi
rks best for point queries and narrow slice queries (sequence > of consecutive rows within a single partition). > > -- Jack Krupansky > > On Tue, Jan 26, 2016 at 4:46 AM, srungarapu vamsi < > srungarapu1...@gmail.com> wrote: > >> Hi, >> I have the following use case:

Need Column Family Schema Suggestion

2016-01-26 Thread srungarapu vamsi
Hi, I have the following use case: A product (P) has 3 or more Devices associated with it. Each device (Di) emits a set of names (size of the set is less than or equal to 250) every minute. Now the ask is: Compute the function f(product,hour) which is defined as follows: *foo*(*product*,*hour*) = N

Cassandra mountable data store

2015-10-11 Thread srungarapu vamsi
Hi i have a 3 node cassandra cluster in aws. Each node is m3 large with 160GB hard disk. It has been 1 month and cassandra already occupied 51GB of my disk space. Obviously at some point of time i will run out of the disk space as the data keeps coming in. So, i would like to go in the path of mou