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Re:Why You Should Never Use MongoDB by jimbokun on Monday November 11, 2013 @05:16PM (#6714465)
It looks like the CouchDB vs. MongoDB in the document store world is the equivalent of the Postgresql vs. MySQL debate in the relation world.
Re:Why You Should Never Use MongoDB by dbcfd on Monday November 11, 2013 @09:05PM (#6715409)
Not really. They handle querying and aggregation much differently.

For people coming from SQLServer/MySQL/Postgresql, the functionality differences between the NoSQL flavors is something they don't expect, and often don't explore. There are a number of heavily used NoSQL solutions because they're focused on specific use areas.