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54 views

Economics of scaling, denormalizing NoSQL for personalized content

I am using Cassandra for a data intensive app. With relatively little operations and deployment experience, the expertise I am looking for is someone that can read the example below and decide whether ...
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34 views

How to aggregating data with Cassandra and Apache Spark using counters?

I using Spark Streaming to roll up the analytic events and push to Cassandra 2.1+ database where data model resembles: CREATE TABLE rollup ( metric_1 text, metric_1_value counter ); The ...
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42 views

Handling thousands of cassandra insert/updates

I have mobile app with backend server running in nodejs with cassandra as database. The app is like social network where you can share pictures and follow other people. Some operation like updating ...