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by jeremyjh 2229 days ago
So what is the cost of doing a bit of query tuning and de-norming every now and then compared to the development costs imposed by DynamoDB?
1 comments

It depends!

For me, I like that 98% of DynamoDB work is frontloaded. I spend the time building the model but once it's done -- set it and forget it.

With RDBMS, it's like there's a hidden 5% tax that's lurking at all times. You have to spend time tuning querying, reshaping data, changing patterns, etc. It can add up to significant drag over time.

Different teams might think the costs are different for their application, or they may be fine with one pattern over the other. Fine with me! I just know which one I choose now :)