MongoDB - Ruby document store that doesn't rhyme with ouch

MongoDB Ruby friendly document storage that doesn’t rhyme with ouch. Dallas.rb

Wynn Netherland @pengwynn http://squeejee.com http://locomotivation.com

Not every data problem looks like this

So why do so many databases look like this?

and this?

When are RDBMS less than ideal? Your data is stored and retrieved mainly by primary key, without complex joins. You have a non-trivial amount of data, and the thought of managing lots of RDBMS shards and replication failure scenarios gives you the fear. http://www.metabrew.com/article/anti-rdbms-a-list-of-distributed-key- value-stores/

Enter key value stores

Some of the players Project Voldemort Ringo Scalaris Kai Dynomite MemcacheDB ThruDB CouchDB Cassandra HBase Hypertable Tokyo Cabinet/Tyrant http://www.metabrew.com/article/anti-rdbms-a-list-of-distributed-key-value-stores/

Tokyo Cabinet: Popular with Rubyists, Big in Japan

Go kick the tires • Lightning fast • Works best for at objects • Tokyo Tyrant for network access http://www.igvita.com/2009/02/13/tokyo-cabinet-beyond-key-value- store/

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MongoDB - Ruby document store that doesn't rhyme with ouch

by Wynn Netherland

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