10 2013 档案
摘要:原文博客如下:http://yoshinorimatsunobu.blogspot.com/2013/10/making-full-table-scan-10x-faster-in.html如下是读博客做的笔记:Facebook对全表扫描的需求场景:1.logical backups(eg: mysqldump);2.online schema changes(eg: SELECT... INTO OUTFILE);Facebook 使用logical backups(vs physical backup)的原因:1.size is mush smaller(3x ~10 x);2.eaier
阅读全文