MySQL优化器的成本模型

这是最近在内部的一个分享,概述了MySQL优化器的成本模型。

MySQL执行计划选择–成本模型v1.1

全文完。

3 responses to “MySQL优化器的成本模型”

  1. 刘谦

    你好,我在MySQL queryoptimizer internalsand upcomingfeatures in v. 5.2和高性能MYSQL 看到 random 4 KB data page read 请教下这个怎么理解,默认情况下mysql为数据页是16kb

  2. Anonymous

    无法打开,显示:”Error: URL to the PDF file must be on exactly the same domain as the current web page. Click here for more info“

  3. admin

    “无法打开,显示:”Error: URL to the PDF file must be on exactly the same domain as the current web page. Click here for more info“” 这个问题,需要使用www.orczhou.com域名来访问该博客。

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