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Type: Improvement
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Resolution: Done
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Priority: Critical - P2
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Affects Version/s: None
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Component/s: None
when splitting a btree node, if the new key is greater than all the other keys, we should not do an even split, but a 90/10 split.
the specific case is ObjectId
because they are always increasing, the btree is always 50% full.
with this, it'll be 90% full