On Sat, Jun 10, 2017 at 11:07 AM, Govindarajan Srinivasaraghavan <govindragh...@gmail.com> wrote: > Hi All, > > Just to give a background I'm working on a project where I need to store > fast incoming time series data and have rest api's to query and serve the > data to users when needed. The data as such is a single JSON which is 1kb in > size and the data has to be purged after a specific time period (say few > weeks or months). The incoming rate would be approximately 100k messages per > second and the biggest challenge is the data should be query-able by > multiple dimensions with sorting, paging and data dump options. > > I started looking into database options and felt like cassandra might be a > good choice for my use case since the requirement needs faster writes. In > order to query by multiple dimensions I had to insert the same record into > multiple denormalized tables (around 8 tables). Now I need to implement > multitenancy and having an extra column in the partition key to query by > tenant will not work since there will be some tenants with huge amounts of > data compared to the rest. My other option is to have the tenant identifier > appended to the table names so that I can perform per teannt queries easily. > > Here are my questions for which I need some help. > - Given my use case is cassandra the best suited one or is there any other > database which suits my requirement better? > - What would be best way to implement multi-tenancy? > - Given that I need to query by multiple dimensions would denormalized > tables work better or should I be using materialized views? > - Anything else that I need to consider based on your experiences with > cassandra?
You might have a look at newts (http://newts.io, https://github.com/opennms/newts), I think it ticks all of the above boxes. -- Eric Evans john.eric.ev...@gmail.com --------------------------------------------------------------------- To unsubscribe, e-mail: user-unsubscr...@cassandra.apache.org For additional commands, e-mail: user-h...@cassandra.apache.org
