What do you think about Mongodb as a technology?

[peerreynders]

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Single table Dynamo DB instead of relational databases?

I watched this video the other day and thought it was pretty interesting. In the video the presenter discusses how at Amazon they have moved a number of services from relational databases to a single table DynamoDB design. He talks about using the single table and global secondary indexes to support all the access patterns that a relational database would provide but that is significantly cheaper than running your own database even if hosted on AWS. In addition, it is auto scaled and there ar…