mysql索引求解
对于一个主键为id的表 普通索引 idx_a(a) 和 idx_a_id(a,id)到底有没有区别 大模型对于这个问题的答案似乎一直比较模糊 有时候说没区别 有时候说有区别 innodb 14 个帖子 - 10 位参与者 阅读完整话题
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