1.Mysql索引之-cardinality https://blog.csdn.net/weigeshikebi/article/details/80214965 2.MySQL中Cardinality值的介紹 https://www.cnblogs.com/olinux/p/5140615.html 3.MySQL里執行SHOW INDEX結果中Cardinality的含義 https://www.cnblogs.com/xiaotengyi/p/3556761.ht
时间:2023-12-25 | 阅读:27