HSBC moving from 65 relational databases to a single Global MongoDB, that might be true but it's misleading as not all systems are moved.

Resources

https://diginomica.com/hsbc-moves-65-relational-databases-one-global-mongodb-database

Why some devs don't use MongoDB

https://news.ycombinator.com/item?id=23507197

https://news.ycombinator.com/item?id=19497817

https://news.ycombinator.com/item?id=18366385

https://news.ycombinator.com/item?id=23270429

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