摘要: 详见原文博客链接地址 http://www.killdb.com/2012/04/12/in-depth-analysis-of-the-parameter-optimizer_dynamic_sampling.html 阅读全文
posted @ 2012-04-12 17:55 Roger's oracle blog 阅读(377) 评论(0) 推荐(0) 编辑