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by dbenhur 2790 days ago
coe.amazon.com if you're inside. Larry must have paid for this article. Some things it doesn't say: Large database migrations are hard -- especially so when there's been many years of accumulated dependency on the prior data store/model. Amazon conducts a lot of CoEs -- I suspect more than 1000/yr. Hundreds of prior CoEs implicate behavior of relational databases (and particularly Oracle) at scale -- there's a reason Amazon has an expensive multi-year program to get off Oracle.