Re: Questions about Datastax support

2016-03-26 Thread Otis Gospodnetić
Hi, On Thu, Mar 17, 2016 at 10:09 AM, Rakesh Kumar wrote: > Few questions: > > 1 - Has there been an announcement as to when Datastax will stop > supporting 2.x version. I am aware that the community will stop > supporting 2.x in Nov 2016. What about support to > paid customers

Re: apache cassandra for trading system

2016-03-26 Thread Jonathan Haddad
A few points here... I don't know why you feel you need to separate your data into 2 clusters. Cassandra will deal just fine with all your data in a single cluster. You can use TTLs to keep trade data for as long as you need to and it will get purged out automatically. Having 1 node won't give y

Re: apache cassandra for trading system

2016-03-26 Thread Vero Kato
thanks, we are going to have 500 000 msgs per day, historical database will be growing every day, but we also want one cluster with one day of data. most of the time we will be pushing data into database, but we also want to execute client's queries and allow them to fetch historical trades and ord