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killingtime74
7 hours ago
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Scaling PostgreSQL to power 800M ChatGPT users
Why a single postgres? Why not shard by users?
ramraj07
7 hours ago
[–]
They literally answer that in the post. They started with a single instance and realized sharding the existing tables will be too much work (they'll slowly migrate to new tables instead).
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killingtime74
4 hours ago
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parent
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Right, should have read it
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