On: Ask HN: What could a modern database do that Postg...

[tmh88j]

>Anything that's actually used has certain commitments it made earlier in its lifecycle from which it now can't deviate

Perhaps I'm misunderstanding your comment, but MySQL has definitely deprecated and removed features over the years. https://dev.mysql.com/doc/refman/8.0/en/mysql-nutshell.html

[kixiQu → tmh88j]

Sure. There are probably also things they wish they could deprecate, but realistically can't. User expectations they wish they could replace and can't. I think that's the charitable interpretation of things asked for.