Hu(mongo)us

Mongo hits a sweet spot between the powerful queryability of a relational database and the distributed nature of other datastores like Riak or HBase. Project founder Dwight Merriman has said that MongoDB is the database he wishes he’d had at DoubleClick, where as the CTO he had to house large-scale data while still being able to satisfy ad hoc queries.

images/mongo-document.png
Figure 20. A Mongo document printed as JSON

Mongo is a JSON document database (though technically data is stored in a binary form of JSON known as BSON). A Mongo document can be likened to a relational table row without a schema, whose values can nest to an arbitrary depth. To get an ...

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