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。新收录的资料对此有专业解读
And that's a plan flip! The histogram tells the planner the data spans 2019–2024, so '2024-06-01' matches a narrow tail. A small fraction of 50 million rows. The index scan that was ignored before is now the obvious choice. Table-level stats set the scale, column-level stats shaped the selectivity, and together they changed the plan.，推荐阅读新收录的资料获取更多信息
Old English is certainly its own language, with its own grammar, vocab, and idioms. And it does need to be studied as a different language - even now I feel like I have only scratched it's surface.
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