up and running with cassandra
Cassandra is a hybrid non-relational database in the same class as Google’s BigTable. It is more featureful than a key/value store like Riak, but supports fewer query types than a document store like MongoDB. Cassandra was started by Facebook and later transferred to the open-source community. It is an ideal runtime database for web-scale domains like social networks. This post is both a tutorial
rails search benchmarks(Sphinx、Ferret、Solrを使った検索速度比較)
I put together some benchmarks for the three main Rails fulltext search solutions: Sphinx/Ultrasphinx, Ferret/acts_as_ferret, and Solr/acts_as_solr. The book Advanced Rails Recipes was a big help in getting Ferret and Solr running quickly. dataset The dataset is the entire KJV Bible, indexed by verse and also by book. This gives us 31,102 smallish records and 66 large ones. Ferret and Solr both us
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