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It seems that you have some analytics data. So basically all you need is a columnar database. E.g.: Open source (NoSQL): druid.io Commercial on-site (SQL & NoSQL) : MemSQL, VoltDB, etc SAAS: Amazon Redshift, Google BigQuery They have append-only semantic, archive your content to save the space, group by query is available (in druid.io it's called ...


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I did something like this with MySql and you can save directly CSV files in MySQL. I think Apache Cassandra is a good choice for you CQL3 is very similar SQL, but with some limitations that come from the scalability (most notably: no JOINs, no aggregate functions.) CQL3 is now the official interface. Don't look at Thrift, unless you're working ...



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