/tags/mysqldump/Recent content in Mysqldump on C4HHugozh-CNcode4happy@gmail.com (happy-v587)code4happy@gmail.com (happy-v587)Tue, 26 Jan 2021 13:01:38 +0800/mysqldump-yin-fa-shu-ju-ku-bu-ke-du-xie/Tue, 26 Jan 2021 13:01:38 +0800code4happy@gmail.com (happy-v587)/mysqldump-yin-fa-shu-ju-ku-bu-ke-du-xie/<blockquote> <p>本文由原作者归档自知乎，原文发布于 2021-01-26。原文链接：<a href="https://zhuanlan.zhihu.com/p/347105199" target="_blank" rel="noopener noreferrer">mysqldump引发数据库不可读写的血案</a>。</p> </blockquote><h2 id="问题" class="headerLink"> <a href="#%e9%97%ae%e9%a2%98" class="header-mark"></a>问题</h2><p>一直认为mysql在dump时候加上 &ndash;single-transaction 就不会影响业务，除非有DDL同时在操作同一张表。但是最近发现即是没有DDL也有锁表情况，慢日志记录详情如下：</p>