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Why do so many languages not have a decimal type as a primitive value? Is it legacy? Is it because a decimal type must fundamentally be an object that wraps some other primitive values?

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Looks like Go v2 might get decimal floating point numbers support: https://github.com/golang/go/issues/19787

Postgresql has an accurate decimal type that can handle any size or precision. Slower than Float or Integer but works fine in practice.

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