08 Jul '12, 8am

MongoDB’s ObjectId’s contain a timestamp, ... This effectively removes the need for a created_at timestamp as well!

Being Awesome with the MongoDB Ruby Driver This guest post is by Ethan Gunderson , who is a software developer living in Chicago. By day he is a developer at Obtiva , where he helps clients deliver projects and be more awesome. By night, he is part of the gathers.us team, a co-organizer of ChicagoDB , and contributes when he can to the MongoDB community. You can find him at ethangunderson.com , or on Twitter as @ethangunderson . MongoDB is fast becoming one of the more popular and widely used NoSQL databases, and rightfully so. Its flexible key/value store, powerful query language and sexy scaling options is enough to piqué any developers interest. While most Ruby developers may jump right into the warm embrace of the Active Record replacements Mongoid and MongoMapper, that often robs developers of a valuable learning experience. The MongoDB Ruby driver is not only simple ...

Full article: http://rubylearning.com/blog/2010/12/21/being-awesome-wit...

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